Open-source codebase for the world's famous free coding platform, offering complete curricula from beginner to full-stack development.

This is a tool that makes building web interfaces easy, letting you write frontend code like assembling building blocks, suitable for those wanting to build dynamic websites.

An open-source project simulating an AI hedge fund, featuring AI avatars of 19 investment masters like Buffett to analyze stocks and make decisions, for learning and entertainment only.

Gatsby is a React-based web building tool that makes your site load super fast and automatically pulls content from anywhere, perfect for blogs, corporate sites, and e-commerce.

An ad-free third-party mobile app for Bangumi, designed for ACG fans to better manage anime tracking records and browse the community.