K-Dense-AI / scientific-agent-skills

A collection of 177 validated scientific skills for AI agents, covering biology, chemistry, medicine, and data analysis, plus 100+ scientific database references.

iptv-org / iptv

Community-maintained collection of publicly available IPTV channel streams from around the world, distributed as M3U playlists.

mnfst / awesome-free-llm-apis

A curated list of LLM APIs that offer permanent free tiers for text inference, with base URLs, models, and rate limits.

WorldFlowAI / everything-claude-code

A collection of Claude Code agents, skills, hooks, commands, rules, and MCP configs packaged as a plugin.

danielmiessler / SecLists

A collection of security testing wordlists covering usernames, passwords, URLs, fuzzing payloads, web shells, and sensitive data patterns.

xbtlin / ai-berkshire

A set of Claude Code and Codex skills that run value-investing company research using four investors' methodologies via multi-agent analysis.

microsoft / mcp-for-beginners

A beginner curriculum teaching the Model Context Protocol (MCP) with hands-on code examples in C#, Java, JavaScript, Rust, Python, and TypeScript.