45,030 repositories keep their own agent configuration in the open: a CLAUDE.md, a rules file, instructions for Copilot, a skill the project runs on itself. These are not mods to install. They are worth reading for what they reveal — what a maintainer thinks an agent gets wrong.
Building agents8,564Claude Code6,906Git and workflow3,633Data and AI3,578Backend and APIs3,558Languages3,494Planning3,322Code review2,906Testing2,695DevOps and cloud2,496Writing and docs2,489Memory and context2,375Research2,320Frontend2,312Security2,181Project management1,980
All Claude Code32,552 Codex24,920 OpenCode23,840 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,771 Windsurf202 Kiro117
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| apideck-libraries/api-skills developers.apideck.com One abstraction, 146 SaaS connectors. Agent skills for Apideck's Unified API — integrate S | 5 | Codex, OpenCode | 1 | 975 tok |
| po4yka/llm-wiki-skills Portable Agent Skills for building, operating, evaluating, and governing LLM-Wiki knowledg | 5 | Claude Code, Codex, OpenCode | 2 | 1,329 tok |
| ondrej-merkun/skill-audit npmjs.com Scan every AI agent skill on your machine for prompt injection and malicious code. Fast lo | 5 | Claude Code, Codex, OpenCode | 2 | 3,369 tok |
| Neetx/ai-research-radar AI Research Radar — Evidence-Grounded Trend Ledger for AI Systems | 5 | Claude Code, Codex, OpenCode | 3 | 3,017 tok |
| petar-djukic/writing-skills Claude Code skills for rewriting AI-drafted prose to pass AI detectors: a measured three-s | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 9,307 tok |
| gerodp/hermes-productivity-skills Productivity skills tap for the Hermes agent: weekly report, time-tracking, notes, email, | 5 | Claude Code | 1 | 3,809 tok |
| nks0614/harnessay Profile Claude Code context, discover repeated workflows, and regression-test your skills. | 5 | Codex, OpenCode | 1 | 254 tok |
| taipt1504/agent-skills Claude Code plugin for Java Spring backend — 21 skills, 9 agents, 17 hooks, TDD workflow e | 5 | Claude Code | 2 | 2,818 tok |
| biggora/dev-team gordejev.lv Claude Code plugin that orchestrates a team of specialized AI agents for full-cycle softwa | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 15,400 tok |
| hollandkevint/data-product-operator kevintholland.com Open Claude Code skills for data product managers: discover user needs, define quality, go | 5 | Claude Code | 1 | 1,441 tok |
| kalinbogatzevski/captain-memo captain-memo.ispcq.com Local, cross-AI memory for coding agents: Claude Code, Codex, Gemini, Antigravity, Cursor, | 5 | Claude Code, Codex, OpenCode | 1 | 809 tok |
| hoatv2211/GameStudio-CodexKIT hoatv2211.github.io Native Codex plugin and Hermes Agent skill kit for game studios working across Unity, C++, | 5 | Codex, OpenCode | 1 | 1,798 tok |
| fullymiddleaged/Clawness Claude Code & OpenClaw plugin, with a context-aware rules engine that injects only the rul | 5 | Claude Code | 2 | 19,258 tok |
| The-Focus-AI/twitter-skill Claude Code plugin for Twitter/X API - OAuth 2.0 PKCE, tweets, timeline, lists, engagement | 5 | Claude Code, Codex, OpenCode | 2 | 767 tok |
| TMHSDigital/Unity-Developer-Tools tmhsdigital.github.io AI-powered development toolkit for Unity game development in Cursor IDE. 18 skills, 8 rule | 5 | Claude Code, Codex, Cursor, OpenCode | 3 | 5,202 tok |
| wayne930242/straw-boss Task coordination for Codex CLI and Claude Code: carry bounded work directly or dispatch H | 5 | Claude Code, Codex, OpenCode | 2 | 76 tok |
| hugo-alves/TokenGochi A mildly dystopian ESP32 virtual pet fed by your Claude Code and Codex CLI token usage. | 5 | Codex, OpenCode | 1 | 1,842 tok |
| semanticash/cli semantica.sh Semantica makes AI code provenance, attribution, and semantic lineage visible across commi | 5 | GitHub Copilot | 1 | 309 tok |
| dwgx/claude-codex-subagent Claude Code skill for delegating scoped worker tasks to the local Codex CLI | 5 | Claude Code, Codex, OpenCode | 2 | 1,662 tok |
| broomva/skills skills.sh Broomva agent-skills monorepo — 48 Tier-2 skills compatible with Claude Code, Codex, Curso | 5 | Codex, OpenCode | 1 | 402 tok |
| SVerITG/Metis A Research Cortex. A research companion for Claude. Your library, notes & memory stay on y | 5 | Claude Code, Codex, OpenCode | 43 | 4,415 tok |
| AIMLPM/markcrawl Fast Python web crawler for RAG and AI ingestion. Extracts clean Markdown from any site fo | 5 | Claude Code | 1 | 86 tok |
| NikkeTryHard/ag-cl A vibe-coded typescript implementation of the original repo: antigravity-claude-proxy | 5 | Claude Code | 1 | 3,275 tok |
| iluvmanan/fastapi-boilerplate Enterprise grade FastAPI Boilerplate | 5 | Claude Code, Codex, OpenCode | 2 | 12,319 tok |
| ddebixx/frontend-template | 5 | Claude Code, Codex, Cursor, OpenCode | 9 | 220 tok |
| Lucabiz/agentscribe One source of truth for your AI agent instructions — generate and validate AGENTS.md, CLAU | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,819 tok |
| n24q02m/claude-plugins mcp.n24q02m.com Claude Code plugin marketplace for the n24q02m MCP servers -- install web search, memory, | 5 | Claude Code, Codex, OpenCode | 2 | 1,393 tok |
| cloudbees-oss/devops-agent-kit Turn your AI coding assistant into a DevOps-specialized agent using the CloudBees Unify MC | 5 | Claude Code | 2 | 1,522 tok |
| Fandhe-AI/agent-reference-skills | 5 | Claude Code, Codex, OpenCode | 27 | 22,977 tok |
| learnwy/skills collect and create my own skills | 5 | Claude Code, Codex, OpenCode | 2 | 5,245 tok |
| gvorwaller/claude-relay Real-time communication between Claude Code instances via WebSocket + MCP | 5 | Codex, OpenCode | 1 | 42 tok |
| autoworks-ai/autovault autovault.dev Local-first vault for agent skills with MCP, validation, signing, and remote HTTP access | 5 | Claude Code, Codex, OpenCode | 2 | 3,398 tok |
| dshein-alt/crawly-mcp `Crawly-MCP` provides web search and content retrieval for local LLMs, enabling agents to | 5 | Codex, OpenCode | 1 | 2,635 tok |
| 2501-ai/vmware-mcp VMWare MCP server for LLMs | 5 | Claude Code | 1 | 463 tok |
| KultivatorConsulting/pikvm_mcp_server PiKVM MCP Server | 5 | Codex, OpenCode | 1 | 1,468 tok |
| andyleimc-source/tencent-ad-mcp MCP server for Tencent Ads Marketing API v3.0 — 358 tools | 5 | Claude Code | 1 | 309 tok |
| lkh081231/screenshot-feedback-hook-mcp Let your coding agent SEE what it builds. Cross-platform screenshot feedback for AI agents | 5 | Claude Code | 2 | 2,933 tok |
| ladla90077-web/solidworks-mcp SolidWorks 2022 MCP server: run, test and auto-fix VBA macros via COM. Self-improving know | 5 | Claude Code | 1 | 552 tok |
| loreum-app/loreum Open source worldbuilding platform. Characters, knowledge graph, timeline, lore wiki, stor | 5 | Claude Code | 1 | 1,819 tok |
| nikan/elorus-mcp An MCP for the Elorus billing and expense management app | 5 | Claude Code, Codex, OpenCode | 4 | 1,719 tok |
| feigeCode/navop-mcp Navop domain CLI, MCP stdio bridge, and Agent Skill | 5 | Codex, OpenCode | 1 | 158 tok |
| mrnajiboy/ebay-mcp-remote-edition npmjs.com Open source MCP server providing AI assistants with comprehensive access to eBay's Sell AP | 5 | Codex, OpenCode | 1 | 1,557 tok |
| dwgx/SmartCLI dwgx.github.io Three Agent Skills over one pluggable PTY + pyte core: drive TUIs, design terminal effects | 5 | Claude Code | 1 | 5,158 tok |
| cyanheads/usaspending-mcp-server npmjs.com Access US federal award, recipient, agency, and spending analytics data from USAspending.g | 5 | Claude Code, Codex, OpenCode | 2 | 15,798 tok |
| searchstefano/agenticschema searchstefano.github.io Turn Schema.org, JSON-LD, RDFa and Microdata into tools for AI agents. Zero backend, brows | 5 | Claude Code, Codex | 2 | — |
| orieg/yaml-workflow orieg.github.io A lightweight, powerful, and flexible workflow engine that executes tasks defined in YAML | 5 | Claude Code, Codex, OpenCode | 5 | 968 tok |
| cyanheads/noaa-climate-mcp-server npmjs.com Search NOAA CDO stations and datasets, fetch historical weather observations via MCP. STDI | 5 | Claude Code, Codex, OpenCode | 2 | 16,392 tok |
| yiminspace/quarry yiminspace.github.io A native database workbench for people and agents, with a CLI, browser UI, and MCP server. | 5 | Claude Code, Codex, OpenCode | 2 | 1,214 tok |
| cfrs2005/mcp-gs-robot MCP Server for Gausium Robot OpenAPI - Control and monitor Gausium cleaning robots through | 5 | Claude Code | 1 | 1,746 tok |
| antonzherdev/mcp-web-inspector | 5 | Claude Code, Codex, OpenCode | 2 | 3,378 tok |