Master programming by recreating your favorite technologies from scratch.
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Updated
Dec 26, 2025 - 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
A curated list of free courses with certifications. Also available at https://free-certifications.com/
The Secure CommsOS™ for mission-critical operations
🐧 A list of awesome Linux softwares
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
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
A free, open source, Bootstrap admin theme created by Start Bootstrap
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.
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.
Drag and drop page builder library written in vanilla javascript without dependencies or build tools.
Pull requests automation service. Merge your pull requests faster with automatic merges and a merge queue
Dependency Automation service by Mend.io
Find accessibility issues in your pull requests
Review PRs up to 40% faster. Pinpoint highest tech debt directories. Most engineer-friendly Developer Analytic velocity stats
Record videos of user sessions with enhanced logging information
Continuously build, test, and deploy to any platform and cloud
Cloud service for building, testing and deploying Windows apps
Website editor on top of Github pages
Agile localization for your projects
A sidekick for repository maintainers
Database diagrams editor with AI that allows you to visualize and design your DB with a single query
Automatically validates pull requests, branches and commit messages in your Github repositories
Build, test, & deploy in a fast, consistent, and secure manner
Detect open source vulnerabilities in real time with suggested fixes for quick remediation
A better way to manage modular Git projects
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