AI skills and agents for developers

MarkItDown

microsoft · Kit

Microsoft’s free, open source Python tool that converts PDF, Word, Excel, PowerPoint and other files to Markdown for LLMs. The setup notes cover the command li…

Dify

langgenius · Kit

LangGenius’s open-source platform for building LLM apps: visual workflows, RAG, model management and agents with a sandbox. Its difyctl tool and skill let Clau…

FreeLLMAPI

tashfeenahmed · Kit

Tashfeen Ahmed’s open source gateway that stacks the free tiers of many LLM providers behind one OpenAI-compatible address. Its setup commands point Claude Cod…

Claude Code Plugins Directory

anthropics · Kit

Anthropic’s official plugin marketplace for Claude Code, kept as a GitHub repository. It lists plugins Anthropic wrote and plugins from partners and other auth…

pstack

michael-denyer · Skill

Michael Denyer’s port of Lauren Tan’s pstack skill stack to Claude Code, Codex, Pi, GitHub Copilot, Muse and other agents. Tell its poteto-mode skill your goal…

T3 Code

pingdotgg · Kit

T3 Tools’ open source control app for the coding agents on your own computer. You control Claude Code, Codex, Cursor and others from one desktop, web or phone…

HyperFrames by HeyGen

heygen-com · Kit

HeyGen’s open-source framework that turns HTML into MP4 video. Its skills teach Claude Code, Codex, Cursor, Gemini CLI and other agents to plan, build, preview…

ECC by affaan-m

affaan-m · Skill

Affaan Mustafa’s plugin of agents, skills, commands and hooks that gives Claude Code, Codex and other coding agents a routine of planning, test-first work, fre…

Claude-Mem by thedotmack

thedotmack · Kit

Alex Newman’s memory plugin for Claude Code and other coding agents. It records what the agent does in each session, turns that into short searchable notes and…