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
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.
Create polished screen recordings for free. An open-source alternative to Screen Studio.
A free, open source, Bootstrap admin theme created by Start Bootstrap
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.
CloudFlare free temp domain email 免费收发 临时域名邮箱 支持附件 IMAP SMTP TelegramBot
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.
Skycap is a container native CI/CD tool
Frictionless error monitoring and performance insights for your entire app stack
Automated code reviews
Manage your software localization collaboratively
Enjoy unlimited concurrency for fast and secure development cycle
A modern container-based CI/CD platform, easily assemble and run pipelines with high performance
YAML configs and K8s manifests validation tool
Cut Code Review Time & Bugs in Half
Real-time, cross-platform crash reporting and error logging starting at $0/mo
a continuous integration service for the pre-commit framework
an add-on to github actions which allows safely pushing changes back to pull requests
Always ready to code - Spin up fresh cloud development environments for each task, fully automated, in seconds
Automatic test report merging for all CI and languages into a single code coverage report directly into your pull request
A self-service platform for software development teams that accelerates deployment by simplifying cloud infrastructure
Automated visual review platform
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