:books: Freely available programming books
Client-side JavaScript PDF generation for everyone.
A curated list of free courses with certifications. Also available at https://free-certifications.com/
A better compressed bitset in Rust
符合nature论文学术表达和科研绘图的Skill
A cross-platform Discord Rich Presence library written in Rust
《深入理解 AI Agent：设计原理与工程实践》（李博杰 著）开源主仓库：全书正文、编译版 PDF 与按章配套代码
DeepTutor: Lifelong Personalized Tutoring. https://deeptutor.info/.
DeepSeek-native AI coding agent for your terminal. Engineered around prefix-cache stability — leave it running.
Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 190,000+ scientists worldwide. 165 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.