Master programming by recreating your favorite technologies from scratch.
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Feb 21, 2026 - Markdown
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free
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A collective list of free APIs
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Mar 18, 2026 - Python
DigitalPlat FreeDomain: Free Domain For Everyone
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Apr 24, 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
The Secure CommsOS™ for mission-critical operations
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Apr 26, 2026 - TypeScript
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
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Apr 26, 2026 - Python
🐧 A list of awesome Linux softwares
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Feb 16, 2026 - HTML
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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Apr 10, 2026
Create polished screen recordings for free. An open-source alternative to Screen Studio.
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Apr 26, 2026 - TypeScript
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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Apr 26, 2026 - C#
The Concise TypeScript Book: A Concise Guide to Effective Development in TypeScript. Free and Open Source.
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Apr 22, 2026 - JavaScript
Grab your own sweet-looking '.is-a.dev' subdomain.
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Apr 26, 2026 - JavaScript
A free, open source, Bootstrap admin theme created by Start Bootstrap
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Jul 2, 2024 - HTML
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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Apr 5, 2026 - PHP
CloudFlare free temp domain email 免费收发 临时域名邮箱 支持附件 IMAP SMTP TelegramBot
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Apr 26, 2026 - TypeScript
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.
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Apr 26, 2026 - TypeScript
Free apps
CleanThat
Automatic cleaning of code
Rewind Backups for GitHub
Automated GitHub backups so you can recover fast, stay compliant, and never lose a line of code
TestQuality - Unified Test Management for GitHub
Test Plan Driven QA Test Management for GitHub
Crowdin
Agile localization for your projects
Zenhub
Project management that's seamlessly integrated with GitHub’s data & interface, builds powerful insights & automates tasks
Datree
YAML configs and K8s manifests validation tool
WIP
DO NOT MERGE – as a service
Atlassian
GitHub for Atlassian unifies data, automates workflows, and syncs development across GitHub, Jira, and your Atlassian apps
Tara AI
Collaborate as a team from requirement to release in one platform. Syncs to Github issues & your entire workflow in real-time
LogRocket
Record videos of user sessions with enhanced logging information
Airbrake
Frictionless error monitoring and performance insights for your entire app stack
Review Notebook App
Code Review & Collaboration for Jupyter Notebooks
Mergify
Pull requests automation service. Merge your pull requests faster with automatic merges and a merge queue
Container Registry
Best-in-class CNCF Harbor based Container Image Management for individuals, teams and organizations
Codecov | Code Coverage
Automatic test report merging for all CI and languages into a single code coverage report directly into your pull request
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