Master programming by recreating your favorite technologies from scratch.
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Feb 21, 2026 - Markdown
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A collective list of free APIs
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May 2, 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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May 5, 2026 - TypeScript
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
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May 3, 2026 - Python
🐧 A list of awesome Linux softwares
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May 3, 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
Create polished screen recordings without editing. Mac/Windows/Linux
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May 5, 2026 - TypeScript
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
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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May 5, 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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May 5, 2026 - JavaScript
A free, open source, Bootstrap admin theme created by Start Bootstrap
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Jul 2, 2024 - HTML
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 30, 2026 - TypeScript
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
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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May 2, 2026 - TypeScript
Free apps
gitpod.io
Always ready to code - Spin up fresh cloud development environments for each task, fully automated, in seconds
Octobox
Spend less time managing your GitHub notifications
CommitCheck
CommitCheck ensures your commit messages are consistent and contain all required information
WIP
DO NOT MERGE – as a service
Cirun.io
GitHub Actions on your Cloud - Run Self-Hosted Runners on AWS, GCP, Azure, DigitalOcean, Oracle or OpenStack
Naming Conventions Bot
Automatically validates pull requests, branches and commit messages in your Github repositories
TestQuality - Unified Test Management for GitHub
Test Plan Driven QA Test Management for GitHub
Rewind Backups for GitHub
Automated GitHub backups so you can recover fast, stay compliant, and never lose a line of code
Google Cloud Build
Build, test, & deploy in a fast, consistent, and secure manner
Codecov | Code Coverage
Automatic test report merging for all CI and languages into a single code coverage report directly into your pull request
GuardRails
GuardRails provides continuous security feedback for modern development teams
Vue Play
Create Vue Applications using a Visual Designer
PR Scheduler
Lets developers schedule PRs to be merged at a specific date/time. Useful for scheduling posts on static blog frameworks
Socket Security
Developer-first security platform that protects your code from both vulnerable and malicious dependencies
Localazy
Manage your i18n and localization needs from one place with Localazy ®
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