Major Cloud Providers
Google Colab
Free Jupyter Notebooks development environment.
CloudFront
1TB egress per month and 2M Function invocations per month
CloudWatch
10 custom metrics and ten alarms
CodeBuild
100min of build time per month
CodeCommit
5 active users,50GB storage, and 10000 requests per month
CodePipeline
1 active pipeline per month
DynamoDB
25GB NoSQL DB
EC2
750 hours per month of t2.micro or t3.micro(12mo). 100GB egress per month
EBS
30GB per month of General Purpose (SSD) or Magnetic
Elastic Load Balancing
750 hours per month
RDS
750 hours per month of db.t2.micro, db.t3.micro, or db.t4g.micro, 20GB of General Purpose (SSD) storage, 20GB of storage backups
S3
5GB Standard object storage, 20K Get requests and 2K Put requests
Glacier
10GB long-term object storage
Lambda
1 million requests per month
SNS
1 million publishes per month
SES
3.000 messages per month
SQS
1 million messaging queue requests
Virtual Machines
1 B1S Linux VM, 1 B1S Windows VM
App Service
10 web, mobile, or API apps
Functions
1 million requests per month
DevTest Labs
Enable fast, easy, and lean dev-test environments
Active Directory
500,000 objects
Active Directory B2C
50,000 monthly stored users
Azure DevOps
5 active users, unlimited private Git repos
Microsoft IoT Hub
8,000 messages per day
Load Balancer
1 free public load-balanced IP
Notification Hubs
1 million push notifications
Bandwidth
15GB Inbound(12mo) & 5GB egress per month
Cosmos DB
25GB storage and 1000 RUs of provisioned throughput
Storage
5GB LRS File or Blob storage
Cognitive Services
AI/ML APIs (Computer Vision, Translator, Face detection, Bots, etc) with free tier including limited transactions
Cognitive Search
AI-based search and indexation service, free for 10,000 documents
Azure Kubernetes Service
Managed Kubernetes service, free cluster management
Event Grid
100K ops/month
Application Services
Free DNS for an unlimited number of domains, DDoS Protection, CDN along with free SSL, Firewall rules and page rules, WAF, Bot Mitigation, Free Unmetered Rate Limiting - 1 rule per domain, Analytics, Email forwarding
Zero Trust & SASE
Up to 50 Users, 24 hours of activity logging, three network locations
Cloudflare Tunnel
You can expose locally running HTTP port over a tunnel to a random subdomain on trycloudflare.com use [Quick Tunnels](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/run-tunnel/trycloudflare), No account required. More features (TCP tunnel, Load balancing, VPN) in [Zero Trust](https://www.cloudflare.com/products/zero-trust/) Free Plan.
Workers
Deploy serverless code for free on Cloudflare's global network—100k daily requests.
Workers KV
100k read requests per day, 1000 write requests per day, 1000 delete requests per day, 1000 list requests per day, 1 GB stored data
R2
10 GB per month, 1 million Class A operations per month, 10 million Class B operations per month
D1
5 million rows read per day, 100k rows written per day, 1 GB storage
Pages
Develop and deploy your web apps on Cloudflare's fast, secure global network. Five hundred monthly builds, 100 custom domains, Integrated SSL, unlimited accessible seats, unlimited preview deployments, and full-stack capability via Cloudflare Workers integration.
Queues
1 million operations per month
TURN
1TB of free (outgoing) traffic per month.
Cloud management solutions
Brainboard
Collaborative solution to visually build and manage cloud infrastructures from end-to-end.
Cloud 66
Free for personal projects (includes one deployment server, one static site), Cloud 66 gives you everything you need to build, deploy, and grow your applications on any cloud without the headache of the “server stuff.”.
scalr.com
Scalr is a Terraform Automation and COllaboration (TACO) product used to better collaboration and automation on infrastructure and configurations managed by Terraform. Full Terraform CLI support, OPA integration, and a hierarchical configuration model. No SSO tax. All features are included. Use up to 50 runs/month for free.
deployment.io
Deployment.io helps developers automate deployments on AWS. On our free tier, a developer (single user) can deploy unlimited static sites, web services, and environments. We provide 20 job executions free per month with previews and auto-deploys included in the free tier.
Source Code Repos
ionicframework.com
Repo and tools to develop applications with Ionic; also you have an ionic repo
OSDN
OSDN.net is a free-of-charge service for open-source software developers, offering SVN/Git/Mercurial/Bazaar/CVS repositories.
pijul.com
Unlimited free and open source distributed version control system. Its distinctive feature is based on a sound theory of patches, which makes it easy to learn, use, and distribute. Solves many problems of git/hg/svn/darcs.
savannah.gnu.org
Serves as a collaborative software development management system for free Software projects
savannah.nongnu.org
Serves as a collaborative software development management system for free Software projects
APIs, Data, and ML
JSONGrid
Free tool to Visualize, Edit, Filter complex JSON data into beautiful tabular Grid. Save and Share JSON data over link link.
Zerosheets
Turn your Google Sheets spreadsheets into powerful API`s to rapidly develop prototypes, websites, apps and more. 500 requests per month available for free.
APITemplate.io
Auto-generate images and PDF documents with a simple API or automation tools like Zapier & Airtable. No CSS/HTML is required. The free plan comes with 50 images/month and three templates.
APIToolkit.io
All the tools you need to fully understand what's going on in your APIs and Backends. With automatic API contract validation and monitoring. The free plan covers servers with up to 20,000 requests per month.
APIVerve
Get instant access to over 120+ APIs for free, built with quality, consistency, and reliability in mind. The free plan covers up to 50 API Tokens per month.
Arize AI
Machine learning observability for model monitoring and root-causing issues such as data quality and performance drift. Free up to two models.
Atlas toolkit
Lightweight library to develop single-page web applications that are instantly accessible. Available for Java, Node.js, Perl, Python, and Ruby.
Beeceptor
Mock a rest API in seconds, fake API response and much more. Free 50 requests per day, public dashboard, open endpoints (anyone with a dashboard link can view submissions and answers).
BrowserCat
Headless browser API for automation, scraping, AI agent web access, image/pdf generation, and more. Free plan with 1k requests per month.
Calendarific
Enterprise-grade Public holiday API service for over 200 countries. The free plan includes 1,000 calls per month.
Canopy
GraphQL API for Amazon.com product, search, and category data. The free plan includes 100 calls per month.
CometML
The MLOps platform for experiment tracking, model production management, model registry, and complete data lineage, covering your workflow from training to production. Free for individuals and academics.
Commerce Layer
Composable commerce API that can build, place, and manage orders from any front end. The developer plan allows 100 orders per month and up to 1,000 SKUs for free.
Conversion Tools
Online File Converter for documents, images, video, audio, and eBooks. REST API is available. Libraries for Node.js, PHP, Python. Support files up to 50 GB (for paid plans). The free tier is limited by file size and number of conversions per day.
Country-State-City Microservice API
API and Microservice to provides a wide range of information including countries, regions, provinces, cities, postal codes, and much more. The free tier includes up to 100 requests per day.
Coupler
Data integration tool that syncs between apps. It can create live dashboards and reports, transform and manipulate values, and collect and back up insights. The free plan has unlimited users, 100 runs with 1000 monthly rows, and unlimited integrations.
CraftMyPDF
Auto-Generate PDF documents from reusable templates with a drop-and-drop editor and a simple API. The free plan comes with 100 PDFs/month and three templates.
CurrencyScoop
Realtime currency data API for fintech apps. The free plan includes 5,000 calls per month.
Cube
Cube helps data engineers and application developers access data from modern data stores, organize it into consistent definitions, and deliver it to every application. The fastest way to use Cube is with Cube Cloud, which has a free tier with 1GB of data passing through each month.
Data Dead Drop
Simple, free file sharing. Data self-destroys after access. Upload and download data via the browser or your favorite command line client.
Data Fetcher
Connect Airtable to any application or API with no code. Postman-like interface for running API requests in Airtable. Pre-built integrations with dozens of apps. The free plan includes 100 runs per month.
Dataimporter.io
Tool for connecting, cleaning, and importing data into Salesforce. Free Plan includes up to 20,000 records per month.
Datalore
Python notebooks by Jetbrains. Includes 10 GB of storage and 120 hours of runtime each month.
Data Miner
A browser extension (Google Chrome, MS Edge) for data extraction from web pages CSV or Excel. The free plan gives you 500 pages/month.
Datapane
API for building interactive reports in Python and deploying Python scripts and Jupyter Notebooks as self-service tools.
DB-IP
Free IP geolocation API with 1k request per IP per day.lite database under the CC-BY 4.0 License is free too.
Deepnote
A new data science notebook. Jupyter is compatible with real-time collaboration and running in the cloud. The free tier includes unlimited personal projects, up to 750 hours of standard hardware, and teams with up to 3 editors.
DynamicDocs
Generate PDF documents with JSON to PDF API based on LaTeX templates. The free plan allows 50 API calls per month and access to a library of templates.
Efemarai
Testing and debugging platform for ML models and data. Visualize any computational graph. Free 30 debugging sessions per month for developers.
ExtendsClass
Free web-based HTTP client to send HTTP requests.
Export SDK
PDF generator API with drag-and-drop template editor that provides an SDK and no-code integrations. The free plan has 250 monthly pages, unlimited users, and three templates.
Fern
Use your API definition to generate SDKs in popular languages, and generate API reference documentation webpages. Add Markdown pages to your API reference and host them with Fern for a full documentation solution. OpenAPI fully supported.
file.coffee
A platform where you can store up to 15MB/file (30/MB file with an account).
Geekflare API
Geekflare API lets you take screenshots, audit websites, TLS scan, DNS lookup, test TTFB, and more. The free plan offers 3,000 API requests.
Glitterly
Programmatically generate dynamic images from base templates. Restful API and nocode integrations. The free tier comes with 50 images/month and five templates.
GoodData
Data as a Service - Create interactive and insightful dashboards. The free tier comes with five workspaces and 100 MB/workspace.
Hex
a collaborative data platform for notebooks, data apps, and knowledge libraries. Free community version with up to 3 authors and five projects. One compute profile per author with 4GB RAM.
Hook0
Hook0 is an open-source Webhooks-as-a-service (WaaS) that makes it easy for online products to provide webhooks. Dispatch up to 3,000 events/month with seven days of history retention for free.
Hoppscotch
A free, fast, and beautiful API request builder.
Hybiscus
Build pdf reports using a simple declarative API. The free tier includes up to 100 single-page reports per month with the ability to customize color palettes and fonts.
ipbase.com
IP Geolocation API - Forever free plan that spans 150 monthly requests.
ipapi
IP Address Location API by Kloudend, Inc - A reliable geolocation API built on AWS, trusted by Fortune 500. The free tier offers 30k lookups/month (1k/day) without signup.
ipapi.is
A reliable IP Address API from Developers for Developers with the best Hosting Detection capabilities that exist. The free plan offers 1000 lookups without signup.
BigDataCloud
Provides fast, accurate, and free (Unlimited or up to 10K-50K/month) APIs for modern web like IP Geolocation, Reverse Geocoding, Networking Insights, Email and Phone Validation, Client Info and more.
JSON2Video
A video editing API to automate video marketing and social media videos, programmatically or with no code.
LoginLlama
A login security API to detect fraudulent and suspicious logins and notify your customers. Free for 1,000 logins per month.
Market Data API
Provides real-time and historical financial data for stocks, options, mutual funds, and more. The Free Forever API tier allows for 100 daily API requests at no charge.
microlink.io
It turns any website into data such as metatags normalization, beauty link previews, scraping capabilities, or screenshots as a service. One hundred reqs/day, every day free.
Mindee
Mindee is a powerful OCR software and an API-first platform that helps developers automate applications' workflows by standardizing the document processing layer through data recognition for key information using computer vision and machine learning. The free tier offers 250 pages per month.
Mocki
A tool that lets you create mock GraphQL and REST APIs synced to a GitHub repository. Simple REST APIs are free to develop and use without signup.
Mocky
A simple web app to generate custom HTTP responses for mocking HTTP requests. Also available as [open source](https://github.com/julien-lafont/Mocky).
reqres.in
A Free hosted REST-API ready to respond to your AJAX requests.
neptune.ai
Log, store, display, organize, compare, and query all your MLOps metadata. Free for individuals: 1 member, 100 GB of metadata storage, 200h of monitoring/month
PDFBolt
Developer-focused PDF generation API designed with privacy in mind. It offers Stripe-inspired documentation and includes 500 free PDF conversions per month.
pdfEndpoint.com
Effortlessly convert HTML or URLs to PDF with a simple API. One hundred conversions per month for free.
PDF-API.io
PDF Automation API, visual template editor or HTML to PDF, dynamic data integration, and PDF rendering with an API. The free plan comes with one template, 100 PDFs/month.
Pixela
Free daystream database service. All operations are performed by API. Visualization with heat maps and line graphs is also possible.
Postbacks
Request HTTP callbacks for a later time. Eight thousand free requests on signup.
Insomnia
Open-source API client for designing and testing APIs, it supports REST and GraphQL
Preset Cloud
A hosted Apache Superset service. Forever free for teams of up to 5 users, featuring unlimited dashboards and charts, a no-code chart builder, and a collaborative SQL editor.
PromptLeo
Prompt engineering platform for creators and developers. It offers a prompt engineering library, forms, and API. The free plan provides one prompt formation, one prompt API endpoint, and 30 generations per month.
PromptLoop
Use AI and large language models like GPT-3 with a simple spreadsheet formula to transform, comprehend, and analyze text in Google Sheets. The first 2,000 credits are free each month.
Rapidapi
World’s Largest API Hub Millions of developers find and connect to thousands of APIs, API Development using fun challenges (with solutions!) and interactive examples.
Roboflow
create and deploy a custom computer vision model with no prior machine learning experience required. The free tier includes up to 1,000 free source images.
ROBOHASH
Web service to generate unique and cool images from any text.
SaturnCloud
Data science cloud environment that allows running Jupyter notebooks and Dask clusters. Thirty hours of free computation and 3 hours of Dask per month.
Select Star
is an intelligent data discovery platform that automatically analyzes and documents your data. Free light tier with 1 Data Source, up to 100 Tables and 10 Users.
Sheetson
Instantly turn any Google Sheets into a RESTful API. Free plan available.
shrtcode API
Free URL Shortening API without authorization and no request limits.
SerpApi
Real-time search engine scraping API. Returns structured JSON results for Google, YouTube, Bing, Baidu, Walmart, and many other machines. The free plan includes 100 successful API calls per month.
SmartParse
SmartParse is a data migration and CSV to API platform that offers time- and cost-saving developer tools. The Free tier includes 300 Processing Units per month, Browser uploads, Data quarantining, Circuit breakers, and Job Alerts.
Sofodata
Create secure RESTful APIs from CSV files. Upload a CSV file and instantly access the data via its API allowing faster application development. The free plan includes 2 APIs and 2,500 API calls per month. You don't need a credit card.
Sqlable
A collection of free online SQL tools, including an SQL formatter and validator, SQL regex tester, fake data generator, and interactive database playgrounds.
Stoplight
Saas for collaboratively designing and documenting for APIs. The free plan offers free design, mocking, and documentation tools.
Svix
Webhooks as a Service. Send up to 50,000 messages/month for free.
TemplateTo
Auto-Generate PDF/TXT documents from reusable templates with our drop-and-drop editor and simple API. The free plan comes with 450 PDFs/month and three templates.
TinyMCE
rich text editing API. Core features are free for unlimited usage.
Treblle
Treblle helps teams build, ship, and govern APIs. With advanced API log aggregation, observability, docs, and debugging. You get all features for free, but there is a limit of up to 250k requests per month on the free tier.
Webhook Store
Tool for storing third-party webhooks and debug them on localhost (ngrok style). Open source and self-hostable. Free personal domain *username*.github.webhook.store, free public domains *anything*.webhook.store.
WebScraping.AI
Simple Web Scraping API with built-in parsing, Chrome rendering, and proxies. Two thousand free API calls per month.
Zipcodebase
Free Zip Code API, access to Worldwide Postal Code Data. Ten thousand free requests/month.
huggingface.co
Build, train, and deploy NLP models for Pytorch, TensorFlow, and JAX. Free up to 30k input characters/mo.
vatcheckapi.com
Simple and free VAT number validation API. Five hundred free requests per month.
numlookupapi.com
Free phone number validation API - 100k free requests / month.
Volca
Free API providing lists of technologies such as programming languages and database systems. Unlimited free requests.
Query.me
Collaborative data notebooks that execute script-like and allow to fetch and send data via SQL, API, and many custom blocks, like Slack and Email. Free for small Teams.
What The Diff
AI-powered code review assistant. The free plan has a limit of 25,000 monthly tokens (~10 PRs).
Zipcodestack
Free Zip Code API and Postal Code Validation. Ten thousand free requests/month.
OpenWeb Ninja
Extremely comprehensive real-time SERP and public data APIs: Google Search, Shopping, Jobs, Images, Lens, News, Google Maps Businesses / Places, Reviews, Photos, Website Emails and Social Contacts Scraper, Amazon, Yelp and more. All APIs include a free tier with 100 to 200 free monthly requests.
Tavily AI
API for online serach and rapid insights and comprehensive research, with the capability of organization of research results. 1000 request/month for the Free tier with No credit card required.
Composio
Integration platform for AI Agents and LLMs. Integrate over 200+ tools across the agentic internet.
Zuplo
Free API Management platform to design, build, and deploy APIs to the Edge. Add API Key authentication, rate limiting, developer documentation and Monetization to any API in minutes. OpenAPI-native and fully-programmable with web standard apis & Typescript. The free plan offers up to 10 projects, unlimited production edge environments, 250 API keys, 100K monthly requests, and 1GB egress.
Artifact Repos
Artifactory
An artifact repository that supports numerous package formats like Maven, Docker, Cargo, Helm, PyPI, CocoaPods, and GitLFS. Includes package scanning tool XRay and CI/CD tool Pipelines (formerly Shippable) with a free tier of 2,000 CI/CD minutes per month.
cloudrepo.io
Cloud-based, private and public, Maven and PyPi repositories. Free for open-source projects.
RepoForge
Private cloud-hosted repository for Python, Debian, NPM packages and Docker registries. Free plan for open source/public projects.
RepoFlow
RepoFlow Simplifies package management with support for npm, PyPI, Docker, Go, Helm, and more. Try it for free with 10GB storage, 10GB bandwidth, 100 packages, and unlimited users in the cloud, or self-hosted for personal use only.
Tools for Teams and Collaboration
3Cols
A free cloud-based code snippet manager for personal and collaborative code.
Dyte
The most developer-friendly live video & audio SDK, featuring collaborative plugins to enhance productivity and engagement. The free tier includes monthly 10,000 minutes of live video/audio usage.
Gather
A better way to meet online. Centered around fully customizable spaces, Gather makes spending time with your communities just as easy as real life. Free for up to 10 concurrent users.
gokanban.io
Syntax-based, no registration Kanban Board for fast use. Free with no limitations.
flat.social
Interactive customizable spaces for team meetings & happy hours socials. Unlimited meetings, free up to 8 concurrent users.
GitDailies
Daily reports of your team's Commit and Pull Request activity on GitHub. Includes Push visualizer, peer recognition system, and custom alert builder. The free tier has unlimited users, three repos, and 3 alert configs.
Hackmd.io
Real time collaboration & writing tool for markdown format docs/files. Like Google Docs but for markdown files. Free unlimited number of "notes", but the number of collaborators (invitee) for private notes & template [will be limited](https://hackmd.io/pricing).
HeySpace
Task management tool with chat, calendar, timeline and video calls. Free for up to 5 users.
/meet for Slack
Start Google Meetings directly from Slack by using /meet in any channel, group, or DM. Free without any limitations.
Visual Debug
A Visual feedback tool for better client-dev communication
Miro
Scalable, secure, cross-device, and enterprise-ready collaboration whiteboard for distributed teams. With a freemium plan.
nootiz
The go-to tool for gathering and managing visual feedback on any website
Notion
Notion is a note-taking and collaboration application with markdown support that integrates tasks, wikis, and databases. The company describes the app as an all-in-one workspace for note-taking, project management and task management. In addition to cross-platform apps, it can be accessed via most web browsers.
Nuclino
A lightweight and collaborative wiki for all your team's knowledge, docs, and notes. Free plan with all essential features, up to 50 items, and 5GB storage.
OnlineInterview.io
Free code interview platform with embedded video chat, drawing board, and online code editor where you can compile and run your code on the browser. You can create a remote interview room with just one click.
Quidlo Timesheets
A simple timesheet and time tracking app for teams. The free plan has time tracking and generating reports features for up to 10 users.
PageShare.dev
Adds visual review capabilities into GitHub Pull Requests with no need to deploy websites. Free for up to 10 pages each month and 100MB of storage in total.
Pendulums
Pendulums is a free time tracking tool that helps you manage your time in a better manner with an easy-to-use interface and valuable statistics.
Pumble
Free team chat app. Unlimited users and message history, free forever.
Raindrop.io
Private and secure bookmarking app for macOS, Windows, Android, iOS, and Web. Free Unlimited Bookmarks and Collaboration.
Rocket.Chat
Open-source communication platform with Omnichannel features, Matrix Federation, Bridge with others apps, Unlimited messaging, and Full messaging history.
Sema
Free developer portfolio tool able to consolidate and snapshot contributions across multiple repositories into a single report.
Screen Sharing via Browser
Free screen sharing tool, share your screen with collabrators right from your browser, no download or registration needed. For free.
Spectrum
Create public or private communities for free.
StatusPile
A status page of status pages. Could you track the status pages of your upstream providers?
Stickies
Visual collaboration app used for brainstorming, content curation, and notes. Free for up to 3 Walls, unlimited users, and 1 GB storage.
Stacks
Content workspace with integrated notes, links, and file storage to navigate information overload. Forever free personal plan.
Teamhood
Free Project, Task, and Issue-tracking software. Supports Kanban with Swimlanes and full Scrum implementation. Has integrated time tracking. Free for five users and three project portfolios.
Teamplify
improve team development processes with Team Analytics and Smart Daily Standup. Includes full-featured Time Off management for remote-first teams. Free for small groups of up to 5 users.
Tefter
Bookmarking app with a powerful Slack integration. Free for open-source teams.
TimeCamp
Free time tracking software for unlimited users. Easily integrates with PM tools like Jira, Trello, Asana, etc.
Huly
All-in-One Project Management Platform (alternative to Linear, Jira, Slack, Notion, Motion) - unlimited users, 10GB storage per workspace, 10GB video(audio) traffic.
Teamcamp
All-in-one project management application for software development companies.
BookmarkOS.com
Free all-on-one bookmark manager, tab manager, and task manager in a customizable online desktop with folder collaboration.
Tugboat
Preview every pull request, automated and on-demand. Free for all, complimentary Nano tier for non-profits.
windmill.dev
Windmill is an open-source developer platform to quickly build production-grade multi-step automation and internal apps from minimal Python and Typescript scripts. As a free user, you can create and be a member of at most three non-premium workspaces.
userforge.com
Interconnected online personas, user stories and context mapping. Helps keep design and dev in sync free for up to 3 personas and two collaborators.
Wormhole
Share files up to 5GB with end-to-end encryption for up to 24hours. For files larger than 5 GB, it uses peer-to-peer transfer to send your files directly.
robocorp.com
Open-source stack for powering Automation Ops. Try out Cloud features and implement simple automation for free. Robot work 240 min/month, 10 Assistant runs, Storage of 100 MB.
Pastefy
Beautiful and simple Pastebin with optional Client-Encryption, Multitab-Pastes, an API, a highlighted Editor and more.
SiteDots
Share feedback for website projects directly on your website, no emulation, canvas or workarounds. Completely functional free tier.
CMS
DatoCMS
Offers free tier for small projects. DatoCMS is a GraphQL-based CMS. On the lower tier, you have 100k/month calls.
kontent.ai
A Content-as-a-Service platform that gives you all the headless CMS benefits while empowering marketers at the same time. The developer plan provides two users with unlimited projects with two environments for each, 500 content items, two languages with Delivery and Management API, and Custom elements support. You can use more detailed plans to meet your needs.
Sanity.io
Platform for structured content with an open-source editing environment and a real-time hosted data store. Unlimited projects. Unlimited admin users, three non-admin users, two datasets, 500K API CDN requests, 10GB bandwidth, and 5GB assets included for free per project.
sensenet
API-first headless CMS providing enterprise-grade solutions for businesses of all sizes. The Developer plan provides three users, 500 content items, three built-in roles, 25+5 content types, fully accessible REST API, document preview generation, and Office Online editing.
GatsbyjsCMS
Gatsby is the fast and flexible framework that makes building websites with any CMS, API, or database fun again. Build and deploy headless websites that drive more traffic, convert better, and earn more revenue!
Hygraph
Offers free tier for small projects. GraphQL first API. Move away from legacy solutions to the GraphQL native Headless CMS - and deliver omnichannel content API first.
Squidex
Offers free tier for small projects. API / GraphQL first. Open source and based on event sourcing (versing every change automatically).
InstaWP
Launch a WordPress site in a few seconds. A free tier with 5 Active Sites, 500 MB Space, 48 hrs Site Expiry.
Storyblok
A Headless CMS for developers and marketers that works with all modern frameworks. The Community (free) tier offers Management API, Visual Editor, ten sources, Custom Field Types, Internationalization (unlimited languages/locales), Asset Manager (up to 2500 assets), Image Optimizing Service, Search Query, Webhook + 250GB Traffic/month included.
WPJack
Set up WordPress on any cloud in less than 5 minutes! The free tier includes 1 server, 2 sites, free SSL certificates, and unlimited cron jobs. No time limits or expirations—your website, your way.
Code Generation
Cody AI
Cody is a coding AI assistant that uses AI and a deep understanding of your codebase to help you write and understand code faster. Cody gives developers a choice of LLMs (including local inference), has support for various IDEs, supports all popular programming languages, and has a free plan. The free plan gives developers 20 chat messages (using Claude 3 Sonnet as the LLM) and 500 autocompletions (using the Starcoder 16b) each month.
Fern
Write API definitions and use them to generate SDKs/client libraries in popular languages such as TypeScript, Python, Java, Go, and more. OpenAPI fully supported. Free tier generates code for up to a max of 20 endpoints.
Metalama
Only for C#. Metalama generates the boilerplate of the code on the fly during compilation so that your source code remains clean. It is free for open-source projects, and its commercial-friendly free tier includes three aspects.
Code Quality
Codeac.io
Automated Infrastructure as Code review tool for DevOps integrates with GitHub, Bitbucket, and GitLab (even self-hosted). In addition to standard languages, it also analyzes Ansible, Terraform, CloudFormation, Kubernetes, and more.
codescene.io
CodeScene prioritizes technical debt based on how the developers work with the code and visualizes organizational factors like team coupling and system mastery. Free for Open Source.
CodSpeed
Automate performance tracking in your CI pipelines. Catch performance regressions before deployment, thanks to precise and consistent metrics. Free forever for Open Source projects.
dareboost
5 free analysis reports for web performance, accessibility, and security each month
DeepSource
DeepSource continuously analyzes source code changes, finding and fixing issues categorized under security, performance, anti-patterns, bug-risks, documentation, and style. Native integration with GitHub, GitLab, and Bitbucket.
DiffText
Instantly find the differences between two blocks of code. Completely free to use.
holistic.dev
The #1 static code analyzer for Postgresql optimization. Performance, security, and architect database issues automatic detection service
parsers.dev
Abstract syntax tree parsers and intermediate representation compilers as a service
Code Search and Browsing
CI and CD
LocalOps
Deploy your app on AWS/GCP/Azure in under 30 minutes. Setup standardised app environments on any cloud, which come with in-built continuous deployment automation and advanced observability. The free plan allows 1 user and 1 app environment.
Argonaut
Deploy apps and infrastructure on your cloud in minutes. Support for custom and third-party app deployments on Kubernetes and Lambda environments. The free tier allows unlimited apps and deployments for 5 domains and 2 users.
cirrus-ci.org
Free for public GitHub repositories
cirun.io
Free for public GitHub repositories
codemagic.io
Free 500 build minutes/month
drone
Drone Cloud enables developers to run Continuous Delivery pipelines across multiple architectures - including x86 and Arm (both 32-bit and 64-bit) - all in one place
Spacelift
Management platform for Infrastructure as Code. Free plan features: IaC collaboration, Terraform module registry, ChatOps integration, Continuous resource compliance with Open Policy Agent, SSO with SAML 2.0, and access to public worker pools: up to 200 minutes/month
microtica.com
Startup environments with ready-made infrastructure components, deploy apps on AWS for free, and support your production workloads. The free tier includes 1 Environment (on your AWS account), 2 Kubernetes Services, 100 build minutes per month, and 20 monthly deployments.
Nx Cloud
Nx Cloud speeds up your monorepos on CI with features such as remote caching, distribution of tasks across machines and even automated splitting of your e2e test runs. It comes with a free plan for up to 30 contributors with generous 150k credits included.
blacksmith
Managed performance runners for GitHub Actions that provides 3,000 free minutes per month, with no credit card needed.
Terramate
Terramate is an orchestration and management platform for Infrastructure as Code (IaC) tools such as Terraform, OpenTofu, and Terragrunt. Free up to 2 users including all features.
Terrateam
GitOps-first Terraform automation with pull request-driven workflows, project isolation via self-hosted runners, and layered runs for ordered operations. Free for up to 3 users.
Testing
Argos
Open Source visual testing for developers. Unlimitedprojects, with 5,000 screenshots per month. Free for open-source projects.
Bencher
A continuous benchmarking tool suite to catch CI performance regressions. Free for all public projects.
BugBug
Lightweight test automation tool for web applications. It is easy to learn and doesn't require coding. You can run unlimited tests on your own computer for free. You also get cloud monitoring and CI/CD integration for an additional monthly fee.
Checkly
Code-first synthetic monitoring for modern DevOps. Monitor your APIs and apps at a fraction of the price of legacy providers. Powered by a Monitoring as Code workflow and Playwright. Generous free tier for devs.
CORS-Tester
A free tool for developers and API testers to check if an API is CORS-enabled for a given domain and identify gaps. Get actionable insights.
cypress.io
Fast, easy and reliable testing for anything that runs in a browser. Cypress Test Runner is always free and open-source with no restrictions and limitations. Cypress Dashboard is free for open-source projects for up to 5 users.
Cypress Recorder by Preflight
Create AI-powered Cypress Tests/POM models on your browser. It's open-source, except for the AI part. It's free for five monthly test creations with Self-healing scripts, Email, and Visual testing.
katalon.com
Provides a testing platform that can help teams of all sizes at different levels of testing maturity, including Katalon Studio, TestOps (+ Visual Testing free), TestCloud, and Katalon Recorder.
Keploy
Keploy is a functional testing toolkit for developers. Recording API calls generates E2E tests for APIs (KTests) and mocks or stubs(KMocks). It is free for Open Source projects.
knapsackpro.com
Speed up your tests with optimal test suite parallelization on any CI provider. Split Ruby, JavaScript tests on parallel CI nodes to save time. Free plan for up to 10 minutes of test files and free unlimited plan for Open Source projects.
loadmill.com
Automatically create API and load tests by analyzing network traffic. Simulate up to 50 concurrent users for up to 60 minutes for free monthly.
lost-pixel.com
holistic visual regression testing for your Storybook, Ladle, Histoire stories and Web Apps. Unlimited team members, totally free for open-source, 7,000 snapshots/month.
octomind.dev
Auto-generated, run and maintained Playwright UI tests with AI-assisted test case generation
percy.io
Add visual testing to any web app, static site, style guide, or component library. Unlimited team members, Demo app, and unlimited projects, 5,000 snapshots/month.
preflight.com
No-code automated web testing. Record tests on your browser that are resilient to UI changes and run them on Windows machines. Could you integrate with your CI/CD? The free plan includes 50 monthly test runs with video, HTML sessions, and more.
qase.io
Test management system for Dev and QA teams. Manage test cases, compose test runs, perform tests, track defects, and measure impact. The free tier includes all core features, with 500MB available for attachments and up to 3 users.
snippets.uilicious.com
It's like CodePen but for cross-browser testing. UI-licious lets you write tests like user stories and offers a free platform - UI-licious Snippets - that allows you to run unlimited tests on Chrome with no sign-up required for up to 3 minutes per test run. Found a bug? You can copy the unique URL to your test to show your devs exactly how to reproduce the bug.
TestCollab
A user-friendly test management software, its free plan includes Jira integration, unlimited projects, test case import using CSV/XLSx, time tracking, and 1 GB file storage.
Testspace.com
A Dashboard for publishing automated test results and a Framework for implementing manual tests as code using GitHub. The service is [free for Open Source](https://github.com/marketplace/testspace-com) and accounts for 450 monthly results.
UseWebhook.com
Capture and inspect webhooks from your browser. Forward to localhost, or replay from history. Free to use.
webhook-test.com
Debug and inspect webhooks and HTTP requests with a unique URL during integration. Completely free, you can create unlimited URLs and receive recommendations.
webhook.site
Verify webhooks, outbound HTTP requests, or emails with a custom URL. A temporary URL and email address are always free.
webhookbeam.com
Set up webhooks and monitor them via push notifications and emails.
Security and PKI
Altcha.org
A Spam Filter for websites and APIs powered by natural language processing and machine learning. Free plan includes 200 requests a day per domain.
keychest.net
SSL expiry management and cert purchase with an integrated CT database
meterian.io
Monitor Java, Javascript, .NET, Scala, Ruby, and NodeJS projects for security vulnerabilities in dependencies. Free for one private project, unlimited projects for open source.
openapi.security
Free tool to quickly check the security of any OpenAPI / Swagger-based API. You don't need to sign up.
pixee.ai
Automated Product Security Engineer as a free GitHub bot that submits PRs to your Java code base to automatically resolve vulnerabilities. Other languages coming soon!
seclookup.com
Seclookup APIs can enrich domain threat indicators in SIEM, provide comprehensive information on domain names, and improve threat detection & response. Get 50K lookups free [here](https://account.seclookup.com/).
SOOS
Free, unlimited SCA scans for open-source projects. Detect and fix security threats before release. Protect your projects with a simple and effective solution.
Sucuri SiteCheck
Free website security check and malware scanner
Protectumus
Free website security check, site antivirus, and server firewall (WAF) for PHP. Email notifications for registered users in the free tier.
TestTLS.com
Test an SSL/TLS service for secure server configuration, certificates, chains, etc. Not limited to HTTPS.
Vulert
Vulert continuously monitors your open-source dependencies for new vulnerabilities, recommends fixes, without requiring installation or access to your codebase. Free for open-source projects.
Escape GraphQL Quickscan
One-click security scan of your GraphQL endpoints. Free, no login required.
HasMySecretLeaked
Search across 20 million exposed secrets in public GitHub repositories, gists, issues,and comments for Free
Authentication, Authorization, and User Management
Aserto
Fine-grained authorization as a service for applications and APIs. Free up to 1000 MAUs and 100 authorizer instances.
asgardeo.io
Seamless Integration of SSO, MFA, passwordless auth and more. Includes SDKs for frontend and backend apps. Free up to 1000 MAUs and five identity providers.
Authgear
Bring Passwordless, OTPs, 2FA, SSO to your apps in minutes. All Front-end included. Free up to 5000 MAUs.
Authy
Two-factor authentication (2FA) on multiple devices, with backups. Drop-in replacement for Google Authenticator. Free for up to 100 successful authentications.
Cerbos Hub
A complete authorization management system for authoring, testing, and deploying access policies. Fine-grained authorization and access control, free up to 100 monthly active principals.
Kinde
Simple, robust authentication you can integrate with your product in minutes. Everything you need to get started with 7,500 free MAU.
MojoAuth
MojoAuth makes it easy to implement Passwordless authentication on your web, mobile, or any application in minutes.
Ory
AuthN/AuthZ/OAuth2.0/Zero Trust managed security platform. Forever free developer accounts with all security features, unlimited team members, 200 daily active users, and 25k/mo permission checks.
Permit.io
Auhtorization-as-a-service provider platform enabling RBAC, ABAC, and ReBAC for scalable microservices with real-time updates and a no-code policy UI. A 1000 Monthly Active User free tier.
Phase Two
Keycloak Open Source Identity and Access Management. Free realm up to 1000 users, up to 10 SSO connections, leveraging Phase Two's Keycloak enhanced container which includes the [Organization](https://phasetwo.io/product/organizations/) extension.
Stytch
An all-in-one platform that provides APIs and SDKs for authentication and fraud prevention. The free plan includes 10,000 monthly active users, unlimited organizations, 5 SSO or SCIM connections, and 1,000 M2M tokens.
SuperTokens
Open source user authentication that natively integrates into your app - enabling you to get started quickly while controlling the user and developer experience. Free for up to 5000 MAUs.
Logto
Develop, secure, and manage user identities of your product - for both authentication and authorization. Free for up to 5,000 MAUs with open-source self-hosted option available.
WorkOS
Free user management and authentication for up to 1 Million MAUs. Support email + password, social auth, Magic Auth, MFA, and more.
Mobile App Distribution and Feedback
TestApp.io
Your go-to platform for ensuring your mobile apps work as they should. Free plan: one app, analytics, unlimited versions & installs, and feedback collection.
Loadly
iOS & Android beta apps distribution service offers completely free services with unlimited downloads, high-speed downloads, and unlimited uploads.
Diawi
Deploy iOS & Android apps directly to devices. Free plan: app uploads, password-protected links, 1-day expiration, ten installations.
InstallOnAir
Distribute iOS & Android apps over the air. Free plan: unlimited uploads, private links, 2-day expiration for guests, 60 days for registered users.
GetUpdraft
Distribute mobile apps for testing. The free plan includes one app project, three app versions, 500 MB storage, and 100 app installations per month.
Appho.st
Mobile app hosting platform. The free plan includes five apps, 50 monthly downloads, and a maximum file size of 100 MB.
Management System
Messaging and Streaming
Ably
Realtime messaging service with presence, persistence and guaranteed delivery. The free plan includes 3m messages per month, 100 peak connections, and 100 peak channels.
HiveMQ
Connect your MQTT devices to the Cloud Native IoT Messaging Broker. Free to connect up to 100 devices (no credit card required) forever.
knock.app
Notifications infrastructure for developers. Send to multiple channels like in-app, email, SMS, Slack, and push with a single API call. The free plan includes 10,000 messages/mo.
cloudkarafka.com
Free Shared Kafka cluster, up to 5 topics, 10MB data per topic and 28 days of data retention.
pubnub.com
Swift, Kotlin, and React messaging at 1 million transactions each month. Transactions may contain multiple messages.
eyeson API
A video communication API service based on WebRTC (SFU, MCU) to build video platforms. Allows real-time data Injection, Video Layouts, Recordings, a fully featured hosted web UI (quickstart) or packages for custom UIs. Has a [free tier for developers](https://apiservice.eyeson.com/api-pricing) with 1000 meeting minutes a month.
webpushr
Web Push Notifications - Free for upto 10k subscribers, unlimited push notifications, in-browser messaging
httpSMS
Send and receive text messages using your Android phone as an SMS Gateway. Free to send and receive up to 200 messages per month.
EMQX Serverless
Scalable and secure serverless MQTT broker you can get in seconds. 1M session minutes/month free forever (no credit card required).
Pocket Alert
Send push notifications to your iOS and Android devices. Effortlessly integrate via API or Webhooks and maintain full control over your alerts. Free plan: 50 messages per day to 1 device and 1 application.
Translation Management
gitlocalize.com
Free and unlimited for both private and public repositories
Lecto
Machine Translation API with Free tier (30 free requests, 1000 translated characters per request). Integrated with the Loco Translate Wordpress plugin.
localazy.com
Free for 1000 source language strings, unlimited languages, unlimited contributors, startup and open source deals
Localeum
Free up to 1000 strings, one user, unlimited languages, unlimited projects
SimpleLocalize
Free up to 100 translation keys, unlimited strings, unlimited languages, startup deals
Texterify
Free for a single user
Tolgee
Free SaaS offering with limited translations, forever-free self-hosted version
Translation.io
Free for Open Source
Translized
Free up to 1000 strings, one user, unlimited languages, unlimited projects
Monitoring
UptimeObserver.com
Get 20 uptime monitors with 5-minute intervals and a customizable status page—even for commercial use. Enjoy unlimited, real-time notifications via email and Telegram. No credit card needed to get started.
Pingmeter.com
5 uptime monitors with 10-minute interval. Monitor SSH, HTTP, HTTPS, and any custom TCP ports.
alerty.ai
Free APM and monitoring for your FE, BE, DB, and more + free agent runs.
appspector.com
Mission control for remote iOS/Android/Flutter debugging. Free for small traffic usage (64MB of logs).
bleemeo.com
Free for 3 servers, 5 uptime monitors, unlimited users, unlimited dashboards, unlimited alerting rules.
checklyhq.com
Open source E2E / Synthetic monitoring and deep API monitoring for developers. Free plan with five users and 50k+ check runs.
cronitor.io
Performance insights and uptime monitoring for cron jobs, websites, APIs and more. A free tier with five monitors.
Grafana Cloud
Grafana Cloud is a composable observability platform that integrates metrics and logs with Grafana. Free: 3 users, ten dashboards, 100 alerts, metrics storage in Prometheus and Graphite (10,000 series, 14 days retention), logs storage in Loki
inspector.dev
A complete Real-Time monitoring dashboard in less than one minute with a free forever tier.
instrumentalapp.com
Beautiful and easy-to-use application and server monitoring with up to 500 metrics and 3 hours of data visibility for free
keychest.net/speedtest
Independent speed test and TLS handshake latency test against Digital Ocean
letsmonitor.org
SSL monitoring, free for up to 5 monitors
linkok.com
Online broken link checker, free for small websites up to 100 pages, completely free for open-source projects.
Middleware.io
Middleware observability platform provides complete visibility into your apps & stack, so you can monitor & diagnose issues at scale. They have a free forever plan for Dev community use that allows Log monitoring for up to 1M log events, Infrastructure monitoring & APM for up to 2 hosts.
nixstats.com
Free for one server. E-Mail Notifications, public status page, 60-second interval, and more.
OnlineOrNot.com
OnlineOrNot provides uptime monitoring for websites and APIs, monitoring for cron jobs and scheduled tasks. Also provides status pages. The first five checks with a 3-minute interval are free. The free tier sends alerts via Slack, Discord, and Email.
pagecrawl.io
Monitor website changes, free for up to 6 monitors with daily checks.
pagerly.io
Manage on-calls on Slack (integrates with Pagerduty, OpsGenie). Free up to 1 team
pagertree.com
Simple interface for alerting and on-call management. Free up to 5 users.
phare.io
Uptime Monitoring free for up to 100,000 events for unlimited projets and unlimited status pages.
sitesure.net
Website and cron monitoring - 2 monitors free
instatus.com
Get a beautiful status page in 10 seconds. Free forever with unlimited subs and unlimited teams.
Squadcast.com
Squadcast is an end-to-end incident management software designed to help you promote SRE best practices. Free forever plan available for up to 10 users.
RoboMiri.com
RoboMiri is a stable uptime monitor that offers a wide range of monitors: cronjob, keyword, website, port, ping. Twenty-five uptime checks with 3-minute interval checks for free. Alerts via Phone Call, SMS, Email, and Webhooks.
Better Stack
Uptime monitoring, incident management, on-call scheduling/alerting, and status pages in a single product. The free plan includes ten monitors with 3-minute check frequency and status pages.
Pulsetic
10 monitors, 6 Months of historical Uptime/Logs, unlimited status pages, and custom domains included! For infinite time and unlimited email alerts for free. You don't need a credit card.
Wachete
monitor five pages, checks every 24 hours.
Servervana
Advanced uptime monitoring with support for large projects and teams. Provides HTTP monitoring, Browser based monitoring, DNS monitoring, domain monitoring, status pages and more. The free tier includes 10 HTTP monitors, 1 DNS monitor and one status page.
Crash and Exception Handling
CatchJS.com
JavaScript error tracking with screenshots and click trails. Free for open-source projects.
honeybadger.io
Exception, uptime, and cron monitoring. Free for small teams and open-source projects (12,000 errors/month).
Jam
Developer friendly bug reports in one click. Free plan with unlimited jams.
Whitespace
One-click bug reports straight in your browser. Free plan with unlimited recordings for personal use.
Search
CommandBar
Unified Search Bar as-a-service, web-based UI widget/plugin that allows your users to search contents, navigations, features, etc. within your product, which helps discoverability. Free for up to 1,000 Monthly Active Users, unlimited commands.
Magny
SaaS service that helps implement command palettes (e.g. in-app search), which significantly decreases the time users find anything in an app, leveraging the user experience and efficiency.
Education and Career Development
FreeCodeCamp
Open-source platform offering free courses and certifications in Data Analysis, Information Security, Web Development, and more.
The Odin Project
Free, open-source platform with a curriculum focused on JavaScript and Ruby for web development.
Free Professional Resume Templates & Editor
Free platform with lots of Resume templates of Experienced Professionals, ready to clone and edit fully and download, ATS optimized.
DeepLearning.AI Short Courses
Free short courses from industry-leading experts to get hands-on experience with the latest generative AI tools and techniques in an hour or less.
LabEx
Develop skills in Linux, DevOps, Cybersecurity, Programming, Data Science, and more through interactive labs and real-world projects.
Roadmap.sh
Free learning roadmaps covering all aspects of development from Blockchain to UX Design.
Cisco Networking Academy, Skills for All
Offers free certification-aligned courses in topics like cybersecurity, networking, and Python.
MIT OpenCourseWare
MIT OpenCourseWare is an online publication of materials from over 2,500 MIT courses, freely sharing knowledge with learners and educators around the world. Youtube channel can be found at [@mitocw]
W3Schools
Offers free tutorials on web development technologies like HTML, CSS, JavaScript, and more.
Khan Academy
Free online guides for learning basic and advanced HTML/CSS, JavaScript and SQL.
Django-tutorial.dev
Free online guides for learning Django as their first framework & gives free dofollow backlink to articles written by users.
10minutemail
Free, temporary email for testing.
AhaSend
Transactional email service, free for 1000 emails per month, with unlimited domains, team members, webhooks and message routes in the free plan.
AnonAddy
Open-source anonymous email forwarding, create unlimited email aliases for free
Bump
Free 10 Bump email addresses, one custom domain
Burnermail
Free 5 Burner Email Addresses, 1 Mailbox, 7-day Mailbox History
CloudMailin
Incoming email via HTTP POST and transactional outbound - 10,000 free emails/month
DNSExit
Up to 2 Email addresses under your domain for free with 100MB of storage space. IMAP, POP3, SMTP, SPF/DKIM support.
EmailOctopus
Up to 2,500 subscribers and 10,000 emails per month free
EmailJS
This is not an entire email server; this is just an email client that you can use to send emails right from the client without exposing your credentials, the free tier has 200 monthly requests, 2 email templates, Requests up to 50Kb, Limited contacts history.
EtherealMail
Ethereal is a fake SMTP service, mainly aimed at Nodemailer and EmailEngine users (but not limited to). It's an entirely free anti-transactional email service where messages never get delivered.
Temp-Mail.org
Temporary / Disposable Mail Gen Utilizing a range variety of domain. Email Address refreshes everytime, the page is reloaded. It is entirely free and does not include any pricing for their services.
TempMailDetector.com
Verify up to 200 emails a month for free and see if an email is temporary or not.
Emailvalidation.io
100 free email verifications per month
FakeMailGenerator.com
A German Temporary / Disposable Mail generator. Support 10 domain, while giving you the freedom of creating unlimited addresses. (include ads) but other than that, there is no pricing included in the service, it is entirely free.
Imitate Email
Sandbox Email Server for testing email functionality across build/qa and ci/cd. Free accounts get 15 emails a day forever.
ImprovMX
Free email forwarding.
EForw
Free email forwarding for one domain. Receive and send emails from your domain.
inboxkitten.com
Free temporary/disposable email inbox, with up to 3-day email auto-deletes. Open source and can be self-hosted.
dkimvalidator.com
Test if the email's DNS/SPF/DKIM/DMARC settings are correct, free service by roundsphere.com
mailchannels.com
Email API with REST API and SMTP integrations, free for upto 3,000 emails/month.
Mailcheck.ai
Prevent users to sign up with temporary email addresses, 120 requests/hour
Maildroppa
Up to 100 subscribers and unlimited emails as well as automations for free.
Mailnesia
Free temporary/disposable email, which auto visit registration link.
mailsac.com
Free API for temporary email testing, free public email hosting, outbound capture, email-to-slack/websocket/webhook
Mutant Mail
Free 10 Email IDs, 1 Domain, 1 Mailbox. Single Mailbox for All Email IDs.
Outlook.com
Free personal email and calendar.
Plunk
3K emails/month for free
Postmark
100 emails/month free, unlimited DMARC weekly digests.
Proton Mail
Free secure email account service provider with built-in end-to-end encryption. Free 1GB storage.
Resend
Transactional emails API for developers. 3,000 emails/month, 100 emails/day free, one custom domain.
SimpleLogin
Open source, self-hostable email alias/forwarding solution. Free 5 Aliases, unlimited bandwidth, unlimited reply/send. Free for educational staff (student, researcher, etc.).
Sweego
European transactional emails API for developers. 500 emails/day free.
Takeout
A constantly updated email service that makes sending emails easy. Five hundred transactional emails/month free.
Touchlead
A multi-purpose marketing automation tool, with lead management, form builder, and automation. Free for limited number of leads and automations
trashmail.com
Free disposable email addresses with forwarding and automatic address expiration
Tuta
Free secure email account service provider with built-in end-to-end encryption, no ads, no tracking. Free 1GB storage, one calendar (Tuta also have an [paid plan](https://tuta.com/pricing).). Tuta is also partially [open source](https://github.com/tutao/tutanota), so you can self-host.
Maileroo
SMTP relay and email API for developers. 5,000 emails per month, unlimited domains, free email verification, blacklist monitoring, mail tester and more.
Feature Toggles Management Platforms
ConfigCat
ConfigCat is a developer-centric feature flag service with unlimited team size, excellent support, and a reasonable price tag. Free plan up to 10 flags, two environments, 1 product, and 5 Million requests per month.
Flagsmith
Release features with confidence; manage feature flags across web, mobile, and server-side applications. Use our hosted API, deploy to your own private cloud, or run on-premise.
GrowthBook
Open source feature flag and A/B testing provider with built-in Bayesian statistical analysis engine. Free for up to 3 users, unlimited feature flags and experiments.
Hypertune
Type-safe feature flags, A/B testing, analytics and app configuration, with Git-style version control and synchronous, in-memory, local flag evaluation. Free for up to 5 team members with unlimited feature flags and A/B tests.
Molasses
Powerful feature flags and A/B testing. Free up to 3 environments with five feature flags each.
Toggled.dev
Enterprise-ready, scalable multi-regional feature toggles management platform. Free plan up to 10 flags, two environments, unlimited requests. SDK, analytics dashboard, release calendar, Slack notifications, and all other features are included in the endless free plan.
Statsig
A robust platform for feature management, A/B testing, analytics, and more. Its generous free plan offers unlimited seats, flags, experiments, and dynamic configurations, supporting up to 1 million events per month.
Abby
Open-Source feature flags & A/B testing. Configuration as Code & Fully Typed Typescript SDKs. Strong integration with Frameworks such as Next.js & React. Generous free tier and cheap scaling options.
Font
dafont
The fonts presented on this website are their authors' property and are either freeware, shareware, demo versions, or public domain.
Everything Fonts
Offers multiple tools; @font-face, Units Converter, Font Hinter and Font Submitter.
Font Squirrel
Freeware fonts licensed for commercial work. Hand-selected these typefaces and presented them in an easy-to-use format.
Google Fonts
Many free fonts are easy and quick to install on a website via a download or a link to Google's CDN.
FontGet
Has a variety of fonts available to download and sorted neatly with tags.
Fontshare
is a free fonts service. It’s a growing collection of professional-grade fonts, 100% free for personal and commercial use.
Befonts
Provides several unique fonts for personal or commercial use.
Font of web
Identify all the fonts used on a website and how they are used.
FontsKey
Provides free and commercial paid fonts for personal use and can enter text for quick filtering.
Forms
Feathery
Powerful, developer-friendly form builder. Build signup & login, user onboarding, payment flows, complex financial applications, and more. The free plan allows up to 250 submissions/month and five active forms.
Form-Data
No-code forms backend. Spam filter, email notification and auto-respond, webhooks, zapier, redirects, AJAX or POST, and more. The free plan offers unlimited forms, 20 submissions/month, and an additional 2000 submissions with Form-Data badge.
FabForm
Form backend platform for intelligent developers. The free plan allows 250 form submissions per month. Friendly modern GUI. Integrates with Google Sheets, Airtable, Slack, Email, and others.
Formcarry.com
HTTP POST Form endpoint, Free plan allows 100 monthly submissions.
formingo.co
Easy HTML forms for static websites. You can start for free without registering an account. The free plan allows 500 monthly submissions and a customizable reply-to email address.
FormKeep.com
Unlimited forms with 50 monthly submissions, spam protection, email notification, and a drag-and-drop designer that can export HTML. Additional features include custom field rules, teams, and integrations to Google Sheets, Slack, ActiveCampaign, and Zapier.
formspark.io
Form to Email service, free plan allows unlimited forms, 250 submissions per month, support by Customer assistance team.
Formlick.com
Typeform alternative with lifetime deal. Users can create 1 free form and receive unlimited submissions. In premium, users can create unlimited forms and unlimited submissions.
getform.io
Form backend platform for designers and developers, 1 form, 50 submissions, Single file upload, 100MB file storage.
HeroTofu.com
Forms backend with bot detection and encrypted archive. Forward submissions via UI to email, Slack, or Zapier. Use your own front end. No server code is required. The free plan gives unlimited forms and 100 submissions per month.
HeyForm.net
Drag and drop online form builder. The free tier lets you create unlimited forms and collect unlimited submissions. Comes with pre-built templates, anti-spam, and 100MB file storage.
Tally.so
99% of all the features are free. The free tier lets you have: unlimited forms, unlimited submissions, email notifications, form logic, collect payments, file upload, custom thank you page, and many more.
Kwes.io
Feature rich form endpoint. Works great with static sites. The free plan includes up to 1 website with up to 50 monthly submissions.
Pageclip
The free plan allows one site, one form, and 1,000 monthly submissions.
Screeb
In-app surveys and product analytics for decoding user behavior. Forever free plan allows 500 monthly active users, unlimited responses and events, many integrations, export, and periodic reports.
smartforms.dev
Powerful and easy form backend for your website, forever free plan allows 50 submissions per month, 250MB file storage, Zapier integration, CSV/JSON export, custom redirect, custom response page, Telegram & Slack bot, single email notifications.
staticforms.xyz
Integrate HTML forms easily without any server-side code for free. After the user submits the form, an email with the form content will be sent to your registered address.
stepFORM.io
Quiz and Form Builder. The free plan has five forms, up to 3 steps per form, and 50 monthly responses.
WaiverStevie.com
Electronic Signature platform with a REST API. You can receive notifications with webhooks. Free plan watermarks signed documents but allow unlimited envelopes + signatures.
Web3Forms
Contact forms for Static & JAMStack Websites without writing backend code. The free plan allows Unlimited Forms, Unlimited Domains & 250 Submissions per month.
WebAsk
Survey and Form Builder. The free plan has three surveys per account, 100 monthly responses, and ten elements per survey.
Wufoo
Quick forms to use on websites. The free plan has a limit of 100 submissions each month.
formpost.app
Free, unlimited Form to Email service. Set up custom redirects, auto-response, webhooks, etc. for free.
Formester.com
Share and embed unique-looking forms on your website—no limits on the number of forms created or features restricted by the plan. Get up to 100 submissions every month for free.
SimplePDF.eu
Embed a PDF editor on your website and turn any PDF into a fillable form. The free plan allows unlimited PDFs with three submissions per PDF.
Qualli
In App Surveys, designed for mobile. Use Qualli AI to craft the perfect questions. You can try it out on our free plan, up to 500 MAU, create unlimited forms and triggers.
Sprig
1 In-Product Survey or Survey with Replay per month, with GPT-powered AI Analysis.
feedback.fish
Free plan allows collecting 25 total feedback submissions. Easy to integrate with React and Vue components provided.
Generative AI
Keywords AI
The best LLM monitoring platform. One format to call 200+ LLMs with 2 lines of code. 10,000 free requests every month and $0 for platform features!
Portkey
Control panel for Gen AI apps featuring an observability suite & an AI gateway. Send & log up to 10,000 requests for free every month.
Braintrust
Evals, prompt playground, and data management for Gen AI. Free plan gives upto 1,000 private eval rows/week.
Findr
Universal search that lets you search all your apps, at once. Search assistant that lets you answer questions using your information. Free plan offers unlimited unified search and 5 co daily co pilot queries.
ReportGPT
AI Powered Writing Assistant. The entire platform is free as long as you bring your own API key.
Clair
Clinical AI Reference. Students have free access to the professional tool suite, which includes Open Search, Clinical Summary, Med Review, Drug Interactions, ICD-10 Codes, and Stewardship. Additionally, a free trial for the professional suite is available.
Langtrace
enables developers to trace, evaluate, manage prompts and datasets, and debug issues related to an LLM application’s performance. It creates open telemetry standard traces for any LLM which helps with observability and works with any observability client. Free plan offers 50K traces/month.
Ultra AI
AI command center for your product. Features include multi-provider AI gateway, prompts manager, caching, logs, analytics, model fallbacks and user rate limiting. Free forever plan offers 10k+ requests per month and all the features except caching.
Comet Opik
Evaluate, test, and ship LLM applications across your dev and production lifecycles.
Langfuse
Open-source LLM engineering platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications. Free forever plan includes 50k observations per month and all platform features. [#opensource]
Pollinations.AI
easy-to-use, free image generation AI with free API available. No signups or API keys required, and several option for integrating into a website or workflow. [#opensource]
Othor AI
An AI-native fast, simple, and secure alternative to popular business intelligence solutions like Tableau, Power BI, and Looker. Othor utilizes large language models (LLMs) to deliver custom business intelligence solutions in minutes. The Free Forever plan provides one workspace with five datasource connections for one user, with no limits on analytics. [#opensource]
CDN and Protection
PaaS
anvil.works
Web app development with nothing but Python. Free tier with unlimited apps and 30-second timeouts.
appwrite
Unlimited projects with no project pausing (supports websockets) and authentication service. 1 Database, 3 Buckets, 5 Functions per project in free tier.
deco.cx
Edge-native frontend platform with a visual CMS auto-generated from TypeScript code. Built-in A/B testing, content segmentation, and real-time analytics. Perfect for content-heavy and Enterprise e-commerce websites. Free up to 5k pageviews/month or open-source/personal projects.
Deno Deploy
Distributed system that runs JavaScript, TypeScript, and WebAssembly at the edge worldwide. The free tier includes 100,000 requests per day and 100 GiB data transfers per month.
domcloud.co
Linux hosting service that provides CI/CD with GitHub, SSH, and MariaDB/Postgres database. The free version has 1 GB storage and 1 GB network/month limit and is limited to a free domain.
flightcontrol.dev
Deploy web services, databases, and more on your own AWS account with a Git push style workflow. Free tier for users with 1 developer on personal GitHub repos. AWS costs are billed through AWS, but you can use credits and the AWS free tier.
gigalixir.com
Gigalixir provides one free instance that never sleeps and a free-tier PostgreSQL database limited to 2 connections, 10, 000 rows and no backups for Elixir/Phoenix apps.
Lade
Lade is a cloud platform built for developers. The free tier includes three services, which can be either apps or databases. Each service includes 128 MB RAM and 1 GB storage.
pipedream.com
An integration platform built for developers. Develop any workflow based on any trigger. Workflows are code you can run [for free](https://docs.pipedream.com/pricing/). No server or cloud resources to manage.
ampt.dev
Ampt lets teams build, deploy, and scale JavaScript apps on AWS without complicated configs or managing infrastructure. Free Preview plan includes 500 invocations hourly, 2,500 invocations daily and 50,000 invocations monthly. Custom domains are allowed only in the paid plans.
Koyeb
Koyeb is a developer-friendly serverless platform to deploy apps globally. Seamlessly run Docker containers, web apps, and APIs with git-based deployment, native autoscaling, a global edge network, and built-in service mesh and discovery. Free Instance lets you deploy a web service in Frankfurt, Germany or Washington, D.C., US. Free Managed Postgres database available in Frankfurt (Germany), Washington, D.C. (US), and Singapore. 512MB memory, 2GB storage, and 0.1 CPU. No credit card is required to get started.
Napkin
FaaS with 500Mb of memory, a default timeout of 15 seconds, and 5,000 free API calls/month rate-limited to 5 calls/second.
YepCode
All-in-one platform to connect APIs and services in a serverless environment. It brings all the agility and benefits of NoCode tools but with all the power of using programming languages. The free tier includes [1.000 yeps](https://yepcode.io/pricing/).
WunderGraph
An open-source platform that allows you to quickly build, ship and manage modern APIs. Built-in CI/CD, GitHub integration, and automatic HTTPS. Up to 3 projects, 1GB egress, 300 minutes of build time per month on the [free plan]
Zeabur
Deploy your services with one click. Free for three services, with US$ 5 free credits per month.
mogenius
Easily build, deploy, and run services on Kubernetes. The free tier supports connecting a local Kubernetes with mogenius, enabling individual developers to create a production-like test environment on their machine.
genezio
A serverless function provider offers 1 million function calls, 100GB of bandwidth, and 10 cron jobs per month for free, exclusively for non-commercial or academic use.
BaaS
Activepieces
Build automation flows to connect several apps together in your app's backend. For example, send a Slack message or add a Google Sheet row when an event fires in your app. Free up to 5,000 tasks per month.
back4app.com
Back4App is an easy-to-use, flexible and scalable backend based on Parse Platform.
connectycube.com
Unlimited chat messages, p2p voice & video calls, files attachments and push notifications. Free for apps up to 1000 users.
convex.dev
Reactive backend as a service, hosting your data (documents with relationships & serializable ACID transactions), serverless functions, and WebSockets to stream updates to various clients. Free for small projects - up to 1M records, 5M monthly function calls.
darklang.com
Hosted language combined with editor and infrastructure. Accessible during the beta, a generous free tier is planned after beta.
nhost.io
Serverless backend for web and mobile apps. The free plan includes PostgreSQL, GraphQL (Hasura), Authentication, Storage, and Serverless Functions.
restspace.io
Configure a server with services for auth, data, files, email API, templates, and more, then compose into pipelines and transform data.
Web Hosting
dAppling Network
Decentralized web hosting platform for Web3 frontends focusing on increasing uptime and security and providing an additional access point for users.
DigitalOcean
Build and deploy three static sites for free on the App Platform Starter tier.
Fenix Web Server
A developer desktop app for hosting sites locally and sharing them publically (in real-time). Work however you like, using its beautiful user interface, API, and/or CLI.
Fern
Build and host a Markdown-based documentation site on Fern's free plan. You can even auto-generate an API reference for your site from API definition files. The site is hosted at _yoursite_.docs.buildwithfern.com.
Lecturify
Web hosting with SFPT access for file upload and download, php available.
Qoddi
PaaS service similar to Heroku with a developer-centric approach and all-inclusive features. Free tier for static assets, staging, and developer apps.
FreeFlarum
Community-powered free Flarum hosting for up to 250 users (donate to remove the watermark from the footer).
fleek.co
Build modern sites and apps on the Open Web and its protocols seamlessly free for unlimited websites and 50 GB/month bandwidth.
MDB GO
Free hosting for one project with two weeks Container TTL, 500 MB RAM per project, SFTP - 1G disk space.
DNS
1.1.1.1
Free public DNS Resolver, which is fast and secure (encrypt your DNS query), provided by Cloudflare. Useful to bypass your internet provider's DNS blocking, prevent DNS query spying, and [to block adult & malware content](https://developers.cloudflare.com/1.1.1.1/1.1.1.1-for-families). It can also be used [via API](https://developers.cloudflare.com/1.1.1.1/encrypted-dns/dns-over-https/make-api-requests). Note: Just a DNS resolver, not a DNS hoster.
deSEC
Free DNS hosting with API support, designed with security in mind. Runs on open-source software and is supported by [SSE](https://www.securesystems.de/).
nextdns.io
DNS-based firewall, 300K free queries monthly
huaweicloud.com
Free DNS hosting by Huawei
Hetzner
Free DNS hosting from Hetzner with API support.
Glauca
Free DNS hosting for up to 3 domains and DNSSEC support
IaaS
filebase.com
S3 Compatible Object Storage Powered by Blockchain. 5 GB free storage for an unlimited duration.
Tebi
S3 compatibility object storage.Free 25 GB storage and 250GB outbound transfer.
Idrive e2
S3 compatibility object storage. 10 GB free storage and 10 GB download bandwidth per month.
C2 Object Storage
S3 compatibility object storage. 15 GB free storage and 15 GB downloads per month.
Managed Data Services
Aiven
Aiven offers free PostgreSQL, MySQL and Redis plans on its open-source data platform. Single node, 1 CPU, 1GB RAM, and for PostgreSQL and MySQL, 5GB storage. Easy migration to more extensive plans or across clouds.
CrateDB
Distributed Open Source SQL database for real-time analytics. [Free Tier CRFREE](https://crate.io/lp-crfree): One-node with 2 CPUs, 2 GiB of memory, 8 GiB of storage. One cluster per organization, no payment method needed.
redislabs
Free 30MB redis instance
Turso by ChiselStrike
Turso is SQLite Developer Experience in an Edge Database. Turso provides a Free Forever starter plan, 9 GB of total storage, Up to 500 databases, Up to 3 locations, 1 billion row reads per month, and Local development support with SQLite.
restdb.io
a fast and straightforward NoSQL cloud database service. With restdb.io you get schema, relations, automatic REST API (with MongoDB-like queries), and an efficient multi-user admin UI for working with data. The free plan allows 3 users, 2500 records, and 1 API request per second.
Tinybird
A serverless managed ClickHouse with connection-less data ingest over HTTP and lets you publish SQL queries as managed HTTP APIs. There is no time limit on free-tier, 10GB storage + 1000 API requests per day.
filess.io
filess.io is a platform where you can create two databases with up to 10 MB per database of the following DBMS for free: MySQL, MariaDB, MongoDB, and PostgreSQL.
xata.io
Xata is a serverless database with built-in powerful search and analytics. One API, multiple type-safe client libraries, and optimized for your development workflow. The free-forever tier is sufficient for hobby developers which comes with three units of Xata, please refer to the website for unit definition.
8base.com
8base is a full-stack low-code development platform built for JavaScript developers built on top of MySQL and GraphQL and serverless backend-as-a-service. It allows you to start building web applications quickly using a UI app builder and scale quickly, The Free tier includes rows: 2,500, Storage: 500, Serverless computing: 1Gb/h, and client app users: 5.
Tunneling, WebRTC, Web Socket Servers and Other Routers
Mirna Sockets
Free Socket as a Service Platform that gives you a wss:// URL when deploying your Web Socket Server code and also allows you to monitor its performance.
Traefik-Hub
Publish locally, running services over a tunnel to a public custom URL and secure them with access control. Free for 5 services in one cluster.
Expose
Expose local sites via secure tunnels. The free plan includes an EU Server, Random subdomains, and Single users.
Issue Tracking and Project Management
Basecamp
To-do lists, milestone management, forum-like messaging, file sharing, and time tracking. Up to 3 projects, 20 users, and 1GB of storage space.
Clockify
Time tracker and timesheet app that lets you track work hours across projects. Unlimited users, free forever.
Confluence
Atlassian's content collaboration tool is used to help teams collaborate and share knowledge efficiently. Free plan for up to 10 users.
Crosswork
Versatile project management platform. Free for up to 3 projects, unlimited users, 1 GB storage.
freedcamp.com
tasks, discussions, milestones, time tracking, calendar, files and password manager. Free plan with unlimited projects, users, and file storage.
GraphQL Inspector
GraphQL Inspector outputs a list of changes between two GraphQL schemas. Every difference is precisely explained and marked as breaking, non-breaking, or dangerous.
Kitemaker.co
Collaborate through all phases of the product development process and keep track of work across Slack, Discord, Figma, and Github. Unlimited users, unlimited spaces. Free plan up to 250 work items.
Kiter.app
Let anyone organize their job search and track interviews, opportunities, and connections. Powerful web app and Chrome extension. Completely free.
Lucidchart
An online diagram tool with collaboration features. Free plan with three editable documents, 100 professional templates, and basic collaboration features.
MeuScrum
Free online scrum tool with kanban board
Ora
Agile task management & team collaboration. Free for up to 3 users and files are limited to 10 MB.
Plane
Plane is a simple, extensible, open-source project and product management tool. Free for unlimited members, up to 5MB file upload size, 1000 issues.
point.poker
Online Planning Poker (consensus-based estimation tool). Free for unlimited users, teams, sessions, rounds, and votes. You don't need to register.
ScrumFast
Scrum board with a very intuitive interface, free up to 5 users.
Shake
In-app bug reporting and feedback tool for mobile apps. Free plan, ten bug reports per app/month.
Shortcut
Project management platform. Free for up to 10 users forever.
Tadum
Meeting agenda and minutes app designed for recurring meetings, free for teams of up to 10
Teaminal
Standup, retro, and sprint planning tool for remote teams. Free for up to 15 users.
Storage and Media Processing
AndroidFileHost
Free file-sharing platform with unlimited speed, bandwidth, file count, download count, etc. It is mainly aimed for Android dev-related files like APK build, custom ROM & modifications, etc. But seems to accept any other files as well.
icedrive.net
Simple cloud storage service. 10 GB free storage
sync.com
End-to-End cloud storage service. 5 GB of free storage
pcloud.com
Cloud storage service. Up to 10 GB of free storage
file.io
2 GB storage of files. A file is auto-deleted after one download. REST API to interact with the storage. Rate limit one request/minute.
GoFile.io
Free file sharing and storage platform can be used via web-based UI & also API. unlimited file size, bandwidth, download count, etc. But it will be deleted when a file becomes inactive (no download for more than ten days).
imgen
Free unlimited social cover image generation API, no watermark
imgix
Image Caching, management and CDN. Free plan includes 1000 origin images, infinite transformations and 100 GB bandwidth
nitropack.io
Accelerate your site's speed on autopilot with complete front-end optimization (caching, images and code optimization, CDN). Free for up to 5,000 pageviews/month
Shotstack
API to generate and edit video at scale. Free up to 20 minutes of rendered video per month
twicpics.com
Responsive images as a service. It provides an image CDN, a media processing API, and a frontend library to automate image optimization. The service is free for up to 3GB of traffic/per month.
imagekit.io
Image CDN with automatic optimization, real-time transformation, and storage that you can integrate with existing setup in minutes. The free plan includes up to 20GB of bandwidth per month.
internxt.com
Internxt Drive is a zero-knowledge file storage service based on absolute privacy and uncompromising security. Sign up and get 10 GB for free, forever!
degoo.com
AI based cloud storage with free up to 20 GB, three devices, 5 GB referral bonus (90 days account inactivity).
MConverter.eu
Convert files in bulk. Supports many file formats, including new ones like [AVIF](https://mconverter.eu/convert/to/avif/). Extract all image frames from videos. Free for up to ten 100MB-files per day, processed in batches of two.
ImageEngine
ImageEngine is an easy to use global image CDN. Sub 60 sec setup. AVIF and JPEGXL support, WordPress-, Magento-, React-, Vue- plugins and more. Claim your free developer account [here](https://imageengine.io/developer-program/).
DocsParse
GPT powered AI processing of PDFs, Images, into structured data in JSON, CSV, EXCEL formats. 30 credits for free each month.
Design and UI
AllTheFreeStock
a curated list of free stock images, audio and videos.
Float UI
free web development tool for quickly creating modern, responsive websites with sleek design, even for non-designers.
Ant Design Landing Page
Ant Design Landing Page provides a template built by Ant Motion's motion components. It has a rich homepage template, downloads the template code package, and can be used quickly. You can also use the editor to quickly build your own dedicated page.
Carousel Hero
Free online tool to create social media carousels.
Circum Icons
Consistent open-source icons such as SVG for React, Vue, and Svelte.
CodeMyUI
Handpicked collection of Web Design & UI Inspiration with Code Snippets.
ColorKit
Create color palettes online or get inspiration from top palettes.
coolors
Color palette generator. Free.
Branition
Hand-curated color pallets best fitted for brands.
css-gradient.com
Free tool to quickly generate custom cross-browser CSS gradients. In RGB and HEX format.
Flyon UI
The Easiest Components Library For Tailwind CSS.
framer.com
Framer helps you iterate and animate interface ideas for your next app, website, or product—starting with powerful layouts. For anyone validating Framer as a professional prototyping tool: unlimited viewers, up to 2 editors, and up to 3 projects.
Gradientos
Makes choosing a gradient fast and easy.
Icon Horse
Get the highest resolution favicon for any website from our simple API.
Iconoir
An open-source icons library with thousands of icons, supporting React, React Native, Flutter, Vue, Figma, and Framer.
Quant Ux
Quant Ux is a prototyping and design tool. - It's completely free and also open source.
lensdump.com
Free cloud image hosting.
Lorem Picsum
A Free tool, easy to use, stylish placeholders. After our URL, add your desired image size (width & height), and you'll get a random image.
LottieFiles
The world’s largest online platform for the world’s most miniature animation format for designers, developers, and more. Access Lottie animation tools and plugins for Android, iOS, and Web.
Mockplus iDoc
Mockplus iDoc is a powerful design collaboration & handoff tool. Free Plan includes three users and five projects with all features available.
Mossaik
Free SVG image generator with different tools like waves, blogs and patterns.
Pencil
Open source design tool using Electron.
Penpot
Web-based, open-source design and prototyping tool. Supports SVG. Completely free.
pexels.com
Free stock photos for commercial use. Has a free API that allows you to search photos by keywords.
Plasmic
A fast, easy-to-use, robust web design tool and page builder that integrates into your codebase. Build responsive pages or complex components; optionally extend with code; and publish to production sites and apps.
Pravatar
Generate a random/placeholder fake avatar whose URL can be directly hot-linked in your web/app.
Proto.io
Create fully interactive UI prototypes without coding. The free tier is available when the free trial ends. The free tier includes one user, one project, five prototypes, 100MB of online storage, and a preview of the proto.io app.
UI Avatars
Generate avatars with initials from names. The URLs can be directly hot-linked in your web/app. Support config parameters via the URL.
unDraw
A constantly updated collection of beautiful SVG images that you can use completely free without attribution.
unsplash.com
Free stock photos for commercial and noncommercial purposes (do-whatever-you-want license).
Webflow
WYSIWYG website builder with animations and website hosting. Free for two projects.
Updrafts.app
WYSIWYG website builder for tailwindcss-based designs. Free for non-commercial usage.
whimsical.com
Collaborative flowcharts, wireframes, sticky notes and mind maps. Create up to 4 free boards.
Responsively App
A free dev tool for faster and more precise responsive web application development.
SceneLab
Online mockup graphics editor with an ever-expanding collection of free design templates
xLayers
Preview and convert Sketch design files into Angular, React, Vue, LitElement, Stencil, Xamarin, and more
Mastershot
Completely free browser-based video editor. No watermark, up to 1080p export options.
Unicorn Platform
Effortless landing page builder with hosting. One website for free.
SVGmix.com
Massive repository of 300K+ of free SVG icons, collections, and brand logos. It has a simple vector editing program right in the browser for quick file editing.
svgrepo.com
Explore, search, and find the best-fitting icons or vectors for your projects using various vector libraries. Download free SVG Vectors for commercial use.
haikei.app
Haikei is a web app to generate unique SVG shapes, backgrounds, and patterns – ready to use with your design tools and workflow.
Canva
Free online design tool to create visual content.
Superdesigner
A collection of free design tools to create unique backgrounds, patterns, shapes, images, and more with just a few clicks.
TeleportHQ
Low-code Front-end Design & Development Platform. TeleportHQ is the collaborative front-end platform to instantly create and publish headless static websites. Three free projects, unlimited collaborators, and free code export.
Vertopal
Vertopal is a free online platform for converting files to various formats. Including developer converters like JPG to SVG, GIF to APNG, PNG to WEBP, JSON to XML, etc.
okso.app
Minimalistic online drawing app. Allows to create fast sketches and visual notes. Exports sketches to PNG, JPG, SVG, and WEBP. Also installable as PWA. Free to use for everyone (no registration is needed).
Wdrfree SVG
Black and White Free SVG Cut files.
Lucide
Free customizable and consistent SVG icon toolkit.
Logo.dev
Company logo API with 44M+ brands that's as easy as calling a URL. First 10,000 API calls are free.
MDBootstrap
Free for personal & commercial use Bootstrap, Angular, React, and Vue UI Kits with over 700 components, stunning templates, 1-min installation, extensive tutorials & colossal community.
TW Elements
Free Bootstrap components recreated with Tailwind CSS, but with better design and more functionalities.
DaisyUI
- Free. "Use Tailwind CSS but write fewer class names" offers components like buttons.
Scrollbar.app
- Simple free web app for designing custom scrollbars for the web.
css.glass
- Free web app for creating glassmorphic designs using CSS.
hypercolor.dev
- A curated collection of Tailwind CSS color gradients also provides a variety of generators to create your own.
iconify.design
- A collection of over 100 icon packs with a unified interface. Allows you to search for icons across packs and export individual icons as SVGs or for popular web frameworks.
NextUI
- Free. Beautiful, fast, and modern React & Next.js UI library.
Glyphs
- Free, The Mightiest Icons on the Web, Fully editable & truly open source design system.
ShadcnUI
- Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.
HyperUI
- Free Open Source Tailwind CSS Components.
Calendar Icons Generator
- Generate an entire year's worth of unique icons in a single click, absolutely FREE
Image BG Blurer
- Generate a blurred background frame for an image, using that image source as the background blur, for Notion, Trello, Jira, and more tools
Webstudio
- Open-source alternative to Webflow. The free plan offers unlimited websites on their domain. Five websites with custom domains. Ten thousand page views/month. 2 GB asset storage.
Nappy
- Beautiful photos of Black and Brown people, for free. For commercial and personal use.
Tailkits
- A curated collection of Tailwind templates, components, and tools, plus useful generators for code, grids, box shadows, and more.
Design Inspiration
awwwards.
[Top websites] A showcase of all the best-designed websites (voted on by designers).
Behance
[Design showcase] A place where designers showcase their work. Filterable with categories for UI/UX projects.
dribbble
[Design showcase] Unique design inspiration, generally not from real applications.
Landings
[Web screenshots] Find the best landing pages for your design inspiration based on your preference.
Lapa Ninja
[Landing page / UI KIts / Web screenshots] Lapa Ninja is a gallery featuring the best 6025 landing page examples, free books for designers and free UI kits from around the web.
LovelyLanding.net
[Landing Page Designs] Frequently updated landing page screenshots. Includes Desktop, Tablet, and Mobile screenshots.
Mobbin
[Mobile screenshots] Save hours of UI & UX research with our library of 50,000+ fully searchable mobile app screenshots.
Uiland Design
[Mobile screenshots] Explore Mobile and Web UI Designs from Leading Companies in Africa and the world.
Mobile Patterns
[Mobile screenshots] A design inspirational library featuring the finest UI UX Patterns (iOS and Android) for designers, developers, and product makers to reference.
Page Flows
[Mobile / web videos and screenshots] Videos of full flows across many mobile and web apps. Also includes screenshots. Highly searchable and indexed.
Screenlane
[Mobile screenshots] Get inspired and keep up with the latest web & mobile app UI design trends. Filterable by pattern and app.
scrnshts
[Mobile screenshots] A hand-picked collection of the finest app store design screenshots.
UI Garage
[Mobile / web screenshots] Daily UI inspiration & patterns for designers and developers to find inspiration, tools, and the best resources for your project.
Refero
[Web screenshots] Tagged and searchable collection of design references from great web applications.
Data Visualization on Maps
Foursquare
Location discovery, venue search, and context-aware content from Places API and Pilgrim SDK.
geoapify.com
Vector and raster map tiles, geocoding, places, routing, isolines APIs. Three thousand free requests/day.
geojs.io
Highly available REST/JSON/JSONP IP Geolocation lookup API.
nextbillion.ai
Maps related services: Geocoding, Navigation (Direction, Routing, Route Optimization, Distance Matrix), Maps SDK (Vector, Static, Mobile SDK). [Free with specified quota](https://nextbillion.ai/pricing) for each services.
positionstack
Free geocoding for global places and coordinates. 25,000 Requests per month for personal use.
maps.stamen.com
Free map tiles and tile hosting.
ipstack
Locate and identify Website Visitors by IP Address
Geokeo api
Geocoding API with language correction and more. Worldwide coverage. 2,500 free daily queries
IDE and Code Editing
3v4l
Free online PHP shell and snippet-sharing site, that runs your code in 300+ PHP versions
BBEdit
BBEdit is a popular and extensible editor for macOS. Free Mode provides a [powerful core feature set](https://www.barebones.com/products/bbedit/comparison.html) and an upgrade path to advanced features.
Binder
Turn a Git repo into a collection of interactive notebooks. It is a free public service.
Bootify.io
Spring Boot app generator with custom database and REST API.
Brackets
Brackets is an open-source text editor specifically designed for web development. It is lightweight, easy to use, and highly customizable.
Cody
Free AI coding assistant that can write (Code blocks, autocomplete, unit tests), understand (knowledge of your entire codebase), fix, and find your code. Available for VS Code, JetBrains and Online.
code.cs50.io
Visual Studio Code for CS50 is a web app at code.cs50.io that adapts GitHub Codespaces for students and teachers.
Components.studio
Code components in isolation, visualize them in stories, test them, and publish them on npm.
Eclipse Che
Web-based and Kubernetes-Native IDE for Developer Teams with multi-language support. Open Source and community-driven. An online instance hosted by Red Hat is available at [workspaces.openshift.com](https://workspaces.openshift.com/).
MarsCode
A free AI-powered cloud-based IDE.
micro-jaymock
Tiny API mocking microservice for generating fake JSON data.
Mocklets
an HTTP-based mock API simulator that helps simulate APIs for faster parallel development and more comprehensive testing, with a lifetime free tier.
Prepros
Prepros can compile Sass, Less, Stylus, Pug/Jade, Haml, Slim, CoffeeScript, and TypeScript out of the box, reloads your browsers and makes it easy to develop & test your websites so you can focus on making them perfect. You can also add your own tools with just a few clicks.
Sublime Text
Sublime Text is a popular, versatile, and highly customizable text editor used for coding and text editing tasks.
Visual Studio Code
Code editor redefined and optimized for building and debugging modern web and cloud applications. Developed by Microsoft.
VSCodium
Community-driven, without telemetry/tracking, and freely-licensed binary distribution of Microsoft’s editor VSCode
Wave Terminal
Wave is an open-source, cross-platform terminal for seamless workflows. Render anything inline. Save sessions and history. Powered by open web standards. MacOS and Linux.
WebDB
Free Efficient Database IDE. Featuring Server Discovery, ERD, Data Generator, AI, NoSQL Structure Manager, Database Versioning and many more.
Zed
Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.
OneCompiler
Free online compiler supporting 70+ languages including Java, Python, C++, JavaScript.
Analytics, Events and Statistics
Dwh.dev
Data Cloud Observability Solution (Snowflake). Free for personal use.
Hightouch
Hightouch is a Reverse ETL platform that helps you sync customer data from your data warehouse to your CRM, marketing, and support tools. The free tier offers you one destination to sync data to.
getinsights.io
Privacy-focused, cookie-free analytics, free for up to 3k events/month.
Row Zero
Blazingly fast, connected spreadsheet. Connect directly to data databases, S3, and APIs. Import, analyze, graph, and share millions of rows instantly. Three free (forever) workbooks.
Statsig
All-in-one platform spanning across analytics, feature flagging, and A/B testing. Free for up to 1m metered events per month.
PostHog
Full Product Analytics suite free for up to 1m tracked events per month. Also provides unlinited in-App Surveys with 250/month responses.
Uptrace
Distributed Tracing Tool that helps developers pinpoint failures and find performance bottlenecks. Has a free plan, offers a complimentary Personal subscription for open-source projects, and has an open-source version.
Microsoft Clarity
Clarity is a free, easy-to-use tool that captures how real people use your site.
Beampipe.io
Beampipe is simple, privacy-focussed web analytics. free for up to 5 domains & 10k monthly page views.
Trackingplan
Automatically detect digital analytics, marketing data and pixels issues, maintain up-to-date tracking plans, and foster seamless collaboration. Deploy it to your production environment with real traffic or add analytics coverage to your regression tests without writing code.
LogSpot
Full unified web and product analytics platform, including embeddable analytics widgets and automated robots (slack, telegram, and webhooks). Free plan includes 10,000 events per month.
Umami
Simple, fast, privacy-focused, open-source alternative to Google Analytics.
TrackWith Dicloud
Free lightweight privacy-focused alternative to Google Analytics. Unlimited pageviews, unlimited visitor, unlimited page heatmaps & goal tracking. Free for up to 3 domains and 600 session replay per domain.
AppFit
AppFit is a comprehensive analytics and product management tool designed to facilitate seamless, cross-platform management of analytics and product updates. Free plan includes 10,000 events per month, product journal and weekly insights.
Seline
Seline is a simple & private website and product analytics. Cookieless, lightweight, independent. Free plan includes 3,000 events per month and provides access to all our features, such as the dashboard, user journeys, funnels, and more.
Visitor Session Recording
OpenReplay.com
Open-source session replay with dev tools for bug reproduction, live session for real-time support, and product analytics suite. One thousand sessions/month with access to all features and 7-day retention.
LogRocket.com
1,000 sessions/month with 30-day retention, error tracking, live mode
Microsoft Clarity
Session recording completely free with "no traffic limits", no project limits, and no sampling
Payment and Billing Integration
Qonversion
All-in-one cross-platform subscription management platform offering analytics, A/B testing, Apple Search Ads, remote configs, and growth tools for optimizing in-app purchases and monetization. Compatible with iOS, Android, React Native, Flutter, Unity, Cordova, Stripe, and web. Free up to $10k in monthly tracked revenue.
ParityVend
Automatically adjust pricing based on visitor location to expand your business globally and reach new markets (purchasing power parity). The free plan includes 7,500 API requests/month.
Glassfy
In-app subscriptions infrastructure, real-time subscription events and out-of-the-box monetization tools on iOS, Android, Stripe and Paddle. Free up to $10k monthly revenue.
Adapty.io
One-stop solution with open-source SDK for mobile in-app subscription integration to iOS, Android, React Native, Flutter, Unity, or web app. Free up to $10k monthly revenue.
exchangerate-api.com
An easy-to-use currency conversion JSON API. The free tier updates once per day with a limit of 1,500 requests/month.
Moesif API Monetization
Generate revenue from APIs via usage-based billing. Connect to Stripe, Chargebee, etc. The free tier offers 30,000 events/month.
Nami ML
Complete platform for in-app purchases and subscriptions on iOS and Android, including no-code paywalls, CRM, and analytics. Free for all base features to run an IAP business.
Docker Related
Vagrant Related
Dev Blogging Sites
Commenting Platforms
GraphComment
GraphComment is a comments platform that helps you build an active community from the website’s audience.
Utterances
A lightweight comments widget built on GitHub issues. Use GitHub issues for blog comments, wiki pages, and more!
Disqus
Disqus is a networked community platform used by hundreds of thousands of sites all over the web.
Remarkbox
Open source hosted comments platform, pay what you can for "One moderator on a few domains with complete control over behavior & appearance"
IntenseDebate
A feature-rich comment system for WordPress, Tumblr, Blogger, and many other website platforms.
Screenshot APIs
microlink.io
It turns any website into data such as metatags normalization, beauty link previews, scraping capabilities, or screenshots as a service. 250 requests/day every day free.
ScreenshotAPI.net
Screenshot API uses a straightforward API call to generate screenshots of any website. Built to scale and hosted on Google Cloud. Offers 100 free screenshots per month.
Flutter Related and Building IOS Apps without Mac
FlutLab
FlutLab is a modern Flutter online IDE and the best place to create, debug, and build cross-platform projects. Build iOS (Without a Mac) and Android apps with Flutter.
CodeMagic
Codemagic is a fully hosted and managed CI/CD for mobile apps. You can build, test, and deploy with a GUI-based CI/CD tool. The free tier offers 500 free minutes/month and a Mac Mini instance with 2.3 GHz and 8 GB of RAM.
FlutterFlow
FlutterFlow is a browser-based drag-and-drop interface to build mobile app using flutter.
Privacy Management
Bearer
Helps implement privacy by design via audits and continuous workflows so that organizations comply with GDPR and other regulations. The free tier is limited to smaller teams and the SaaS version only.
Osano
Consent management and compliance platform with everything from GDPR representation to cookie banners. The free tier offers basic features.
Iubenda
Privacy and cookie policies and consent management. The free tier offers limited privacy and cookie policy as well as cookie banners.
Cookiefirst
Cookie banners, auditing, and multi-language consent management solution. The free tier offers a one-time scan and a single banner.
Ketch
Consent management and privacy framework tool. The free tier offers most features with a limited visitor count.
Concord
Full data privacy platform, including consent management, privacy request handling (DSARs), and data mapping. Free tier includes core consent management features and they also provide a more advanced plan for free to verified open source projects.
Miscellaneous
BackgroundStyler.com
Create aesthetic screenshots of your code, text or images to share on social media.
BinShare.net
Create & share code or binaries. Available to share as a beautiful image e.g. for Twitter / Facebook post or as a link e.g. for chats or forums.
Bricks Note Calculator
a note-taking app (PWA) with a powerful built-in multiline calculator.
Carbon.now.sh
create and share code snippets in an aesthetic screenshot-like image format. Usually used to aesthetically share/show off code snippets on Twitter or blog posts.
Code Time
an extension for time-tracking and coding metrics in VS Code, Atom, IntelliJ, Sublime Text, and more.
Codepng
Create excellent snapshots from your source code to share on social media.
CodeToImage
Create screenshots of code or text to share on social media.
Cronhooks
Schedule on-time or recurring webhooks. The free plan allows 5 ad-hoc schedules.
cron-job.org
Online cronjobs service. Unlimited jobs are free of charge.
datelist.io
Online booking / appointment scheduling system. Free up to 5 bookings per month, includes 1 calendar
Domain Forward
A straightforward tool to forward any URL or Domain. Free up to 5 domains and 200k requests per month.
Format Express
Instant online format for JSON / XML / SQL.
FOSSA
Scalable, end-to-end management for third-party code, license compliance and vulnerabilities.
Hook Relay
Add webhook support to your app without the hassles: done-for-you queueing, retries with backoff, and logging. The free plan has 100 deliveries per day, 14-day retention, and 3 hook endpoints.
newreleases.io
Receive notifications on email, Slack, Telegram, Discord, and custom webhooks for new releases from GitHub, GitLab, Bitbucket, Python PyPI, Java Maven, Node.js NPM, Node.js Yarn, Ruby Gems, PHP Packagist, .NET NuGet, Rust Cargo and Docker Hub.
QuickType.io
Quickly auto-generate models/class/type/interface and serializers from JSON, schema, and GraphQL for working with data quickly & safely in any programming language. Convert JSON into gorgeous, typesafe code in any language.
RandomKeygen
A free mobile-friendly tool that offers a variety of randomly generated keys and passwords you can use to secure any application, service, or device.
ray.so
Create beautiful images of your code snippets.
redirect.ing
Fast & secure domain forwarding without managing servers or SSL certificates. Free plan includes 10 hostnames and 100,000 requests per month.
redirect.pizza
Easily manage redirects with HTTPS support. The free plan includes 10 sources and 100,000 hits per month.
Smartcar API
An API for cars to locate, get fuel tank, battery levels, odometer, unlock/lock doors, etc.
snappify
Enables developers to create stunning visuals. From beautiful code snippets to fully fletched technical presentations. The free plan includes up to 3 snaps at once with unlimited downloads and 5 AI-powered code explanations per month.
Sunrise and Sunset
Get sunrise and sunset times for a given longitude and latitude.
Tiledesk
Create chatbots and conversational apps. Bring them omnichannel: from your website (live chat widget) to WhatsApp. Free plan with unlimited chatbots.
Remote Desktop Tools
Game Development
Game Icons
Free styleable SVG/PNG icons provided under a CC-BY license.
ArtStation
MarketPlace for Free/Paid 2D, 3D assets & audios, icons, tile sets, game kits. Also, It can be used for showcasing your art portfolio.
Rive
Community assets as well as create your own game assets using its free plan.
Poly Pizza
Free low poly 3D assets
3Dassets.one
Over 8,000 free/paid 3D models, and PBR materials for making textures.
Kenney
Free (CC0 1.0 Universal licensed) 2D, 3D, Audio, and UI game assets.
Poliigon
Free and paid textures (with variable resolution), models, HDRIs, and brushes. Offers free plugins to export to software like Blender.
Freesound
Free collaborative sound library offerer with different CC licenses.
Other Free Resources
Wikimint Developer
Always free tools for web developers that includes CSS minify unminify, image optimizer, image resizer, case convertor, CSS validator, JavaScript compiler, HTML editor, etc.
ElevateAI
Get up to 200 hours of audio transcription for free every month.
Markdown Tools
Tools for converting HTML, CSVs, PDFs, JSON, and Excel files to and from Markdown
It tools
Useful tools for developer and people working in IT.
SimpleRestore
Hassle-free MySQL backup restoration. Restore MySQL backups to any remote database without code or a server.
360Converter
Free tier useful website to convert: Video to Text && Audio to Text && Speech to Text && Real-time Audio to Text && YouTube Video to Text && add Video Subtitle. Maybe it will be helpful in a short video conversion or in a short youtube tutorial:)
QRCodeBest
Create custom QR codes with 13 templates, full privacy, and personal branding. Features tracking pixels, project categorization, and unlimited team seats on QRCode.Best.
PostPulse
Boost your online presence, enhance your SEO and site ranking with monthly AI-crafted posts to SEO-optimized domains The free Plan allows you to manually publish one Post on our site every month.
PageTools
Offers a suite of forever free AI-powered tools to help you generate essential website policies, create social media bios, posts and web pages with a simple one-click interface.
MySQL Visual Explain
Easy-to-understand and free MySQL EXPLAIN output visualizer to optimize slow queries.
Killer Coda
Interactive playground in your browser to study Linux, Kubernetes, Containers, Programming, DevOps, Networking