Master programming by recreating your favorite technologies from scratch.
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Dec 26, 2025 - Markdown
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free
Here are 6,489 public repositories matching this topic...
A collective list of free APIs
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Feb 19, 2026 - Python
DigitalPlat FreeDomain: Free Domain For Everyone
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Jan 9, 2026 - HTML
📚 免费的计算机编程类中文书籍，欢迎投稿
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Jul 15, 2024
A curated list of free courses with certifications. Also available at https://free-certifications.com/
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Jul 22, 2025
The Secure CommsOS™ for mission-critical operations
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Feb 20, 2026 - TypeScript
🐧 A list of awesome Linux softwares
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Feb 16, 2026 - HTML
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
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Feb 18, 2026 - Python
插件化、定制化、无广告的免费音乐播放器
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Jan 6, 2026 - TypeScript
📚 The definitive guide to TypeScript and possibly the best TypeScript book 📖. Free and Open Source 🌹
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Jun 29, 2024 - TypeScript
🆓免费的 ChatGPT 镜像网站列表，持续更新。List of free ChatGPT mirror sites, continuously updated.
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Jun 23, 2025 - Python
A collection of services with great free tiers for developers on a budget. Sponsored by Mockoon, the best mock API tool. https://mockoon.com
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Jan 6, 2026
The Concise TypeScript Book: A Concise Guide to Effective Development in TypeScript. Free and Open Source.
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Jan 23, 2026 - Python
A free, open source, Bootstrap admin theme created by Start Bootstrap
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Jul 2, 2024 - HTML
Kavita is a fast, feature rich, cross platform reading server. Built with the goal of being a full solution for all your reading needs. Setup your own server and share your reading collection with your friends and family.
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Feb 20, 2026 - C#
Grab your own sweet-looking '.is-a.dev' subdomain.
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Feb 20, 2026 - JavaScript
Pterodactyl® is a free, open-source game server management panel built with PHP, React, and Go. Designed with security in mind, Pterodactyl runs all game servers in isolated Docker containers while exposing a beautiful and intuitive UI to end users.
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Feb 14, 2026 - PHP
Drag and drop page builder library written in vanilla javascript without dependencies or build tools.
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Sep 19, 2025 - JavaScript
Free apps
Git X-Modules
A better way to manage modular Git projects
ChartDB
Database diagrams editor with AI that allows you to visualize and design your DB with a single query
GitLocalize
Continuous Localization for GitHub projects
Codacy
Codacy helps to build effortless code quality and security for developers
CircleCI
Automatically build, test, and deploy your project in minutes
Semgrep
Code scanning at ludicrous speed. Find bugs and reachable dependency vulnerabilities. Enforce standards on every commit
cto.new
Completely free AI code agent. Use the best frontier models from Anthropic, OpenAI & more with no credit card or API keys
Codecov | Code Coverage
Automatic test report merging for all CI and languages into a single code coverage report directly into your pull request
Cirrus CI
Enjoy unlimited concurrency for fast and secure development cycle
Axolo for Slack
Slack Collaboration app for Pull Requests. Reduce pick-up time & organize daily standups around open PRs
gitpod.io
Always ready to code - Spin up fresh cloud development environments for each task, fully automated, in seconds
Flaptastic
Manage flaky unit tests. Click a checkbox to instantly disable any test on all branches. Works with your current test suite
DeepScan
Advanced static analysis for automatically finding runtime errors in JavaScript, TypeScript, React, and Vue code
Octobox
Spend less time managing your GitHub notifications
Codefresh
A modern container-based CI/CD platform, easily assemble and run pipelines with high performance
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