Master programming by recreating your favorite technologies from scratch.
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Updated
Feb 21, 2026 - Markdown
Master programming by recreating your favorite technologies from scratch.
A collective list of free APIs
DigitalPlat FreeDomain: Free Domain For Everyone
📚 免费的计算机编程类中文书籍,欢迎投稿
The Secure CommsOS™ for mission-critical operations
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
🐧 A list of awesome Linux softwares
插件化、定制化、无广告的免费音乐播放器
📚 The definitive guide to TypeScript and possibly the best TypeScript book 📖. Free and Open Source 🌹
🆓免费的 ChatGPT 镜像网站列表,持续更新。List of free ChatGPT mirror sites, continuously updated.
A collection of services with great free tiers for developers on a budget. Sponsored by Mockoon, the best mock API tool. https://mockoon.com
Create polished screen recordings for free. An open-source alternative to Screen Studio.
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.
The Concise TypeScript Book: A Concise Guide to Effective Development in TypeScript. Free and Open Source.
Grab your own sweet-looking '.is-a.dev' subdomain.
A free, open source, Bootstrap admin theme created by Start Bootstrap
CloudFlare free temp domain email 免费收发 临时域名邮箱 支持附件 IMAP SMTP TelegramBot
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.
Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including with us.
A sidekick for repository maintainers
Enjoy unlimited concurrency for fast and secure development cycle
A modern container-based CI/CD platform, easily assemble and run pipelines with high performance
DO NOT MERGE – as a service
Ship trusted code with confidence. Fast feedback, flexible execution, and enterprise-grade security
Catch more Python and Django bugs during code review
GitHub for Atlassian unifies data, automates workflows, and syncs development across GitHub, Jira, and your Atlassian apps
Spend less time managing your GitHub notifications
A software engineering intelligence tool tool to identify and prioritize technical debt and evaluate your efficiency
CommitCheck ensures your commit messages are consistent and contain all required information
Cloud service for building, testing and deploying Windows apps
Real-time, cross-platform crash reporting and error logging
Automatic test report merging for all CI and languages into a single code coverage report directly into your pull request
Code Review & Collaboration for Jupyter Notebooks
Create graphical dashboards for your README.md, and beautiful data visualization posters for your wall
Add a description, image, and links to the free topic page so that developers can more easily learn about it.
To associate your repository with the free topic, visit your repo's landing page and select "manage topics."