A curated list of awesome LLM and AI Agent Skills, resources and tools for customising AI Agent workflows - that works with Claude Code, Codex, Gemini CLI and your custom AI Agents

Claude Code Skill Factory — A powerful open-source toolkit for building and deploying production-ready Claude Skills, Code Agents, custom Slash Commands, and LLM Prompts at scale. Easily generate structured skill templates, automate workflow integration, and accelerate AI agent development with a clean, developer-friendly setup.

Modular plugin marketplace for Claude Code and agentic CLIs, with validated, spec-driven skills, agents, commands, and workflows for Java, TypeScript, Python, PHP, AWS, and AI.

Convert long AI conversations into portable conversation state graphs for LLM handoffs.

Startup OS - Collection of Claude Code skills

🔍 AI observability skill for Claude Code. Debug LangChain/LangGraph agents by fetching execution traces from LangSmith Studio directly in your terminal.

Guides agents through creating, validating, and optimizing Agent Skills (SKILL.md files) from user requests.

create & edit Claude Skills

A Claude Skills collection providing ptrade‑dev strategy guardrails with lifecycle checks, API‑aware validation, and error‑pattern detection, plus structured parsing and webpage‑to‑Markdown tools—enabling LLMs to reliably analyze, generate, and debug PTrade/SimTradeLab strategies

Three-layer memory architecture for long-term AI learning with Claude

🚀 Claude Skills Hub - 150+ Free Claude Skills for Enhanced AI Coding. A marketplace of expert-crafted workflows to boost your Claude Code experience.

Been building this for 6 months. Finally at a place where I'm comfortable sharing it.

Cross-agent skill that turns any research topic into a polished, interactive HTML field guide — sidebar nav, ⌘K search, SVG ecosystem map, 2×2 strategic matrix, 22-part editorial structure, VC/CB Insights depth. Claude / Codex / Gemini / Cursor.

🚀 Enhance Claude Code with Gemini CLI for better code generation, reviews, testing, documentation, and architecture analysis.

Skill Master helps you to find, invoke and improve LLM Agent skills automatically. It is also a skill itself

用小红书的方式，发现 Agent Skills。Built for non-developers. Turn GitHub skill discovery into a visual feed.

Claude Code Skill - xv6-riscv OS expert for assignments

Pixel-perfect Flutter UI, smooth animations, GoRouter navigation, and enforced state management rules. Prepared by DevCenter

Teach Claude any Sui contract in one click.

I don't play the odds, I play the man." Your closer for UAE legal questions. Elite legal AI for founders covering startup formation, healthcare licensing, employment law, and contracts.