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
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
The Concise TypeScript Book: A Concise Guide to Effective Development in TypeScript. Free and Open Source.
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.
Grab your own sweet-looking '.is-a.dev' subdomain.
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.
Drag and drop page builder library written in vanilla javascript without dependencies or build tools.
GuardRails provides continuous security feedback for modern development teams
Best-in-class CNCF Harbor based Container Image Management for individuals, teams and organizations
Detect open source vulnerabilities in real time with suggested fixes for quick remediation
Find accessibility issues in your pull requests
An Agile project management tool that seamlessly integrates with GitHub Issues
Pull requests automation service. Merge your pull requests faster with automatic merges and a merge queue
Create Vue Applications using a Visual Designer
Agile localization for your projects
Always ready to code - Spin up fresh cloud development environments for each task, fully automated, in seconds
Database diagrams editor with AI that allows you to visualize and design your DB with a single query
Connect your code without leaving Slack
Manage your software localization collaboratively
Code Review & Collaboration for Jupyter Notebooks
ensure that all repositories have the same settings, e.g. visibility, squash delete, gpg branch protection, team permissions
Real-time, cross-platform crash reporting and error logging starting at $0/mo
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