A curated list of LLM APIs that offer permanent free tiers for text inference, with base URLs, models, and rate limits.
A curated reference of Claude Code best practices covering subagents, commands, skills, hooks, memory, and workflows.
A beginner curriculum teaching the Model Context Protocol (MCP) with hands-on code examples in C#, Java, JavaScript, Rust, Python, and TypeScript.
Chinese translation of the Deep Learning textbook by Goodfellow, Bengio, and Courville, with community proofreading.