44,996 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 agents8,544Claude Code6,892Git and workflow3,622Data and AI3,580Backend and APIs3,558Languages3,492Planning3,321Code review2,907Testing2,690DevOps and cloud2,489Writing and docs2,484Memory and context2,374Research2,321Frontend2,311Security2,178Project management1,971
All Claude Code32,539 Codex24,879 OpenCode23,799 GitHub Copilot3,723 Gemini CLI2,040 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Loctree/loctree loct.io Structural code intelligence for AI agents. Scan once, query everything — dead exports, ci | 10 | Codex, GitHub Copilot, OpenCode | 2 | 1,731 tok |
| henryiii/skills Some agent skills that are useful for coding. | 10 | Codex, OpenCode | 1 | 381 tok |
| alexsmirnov/obsidian-second-brain-mcp | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 286 tok |
| kpbray/power-bi-agent-skills A comprehensive set of agent skills excellent at creating Power BI reports in PBIP format, | 10 | Claude Code, Codex | 10 | — |
| OrderlyNetwork/orderly-mcp | 10 | Codex, OpenCode | 1 | 7,283 tok |
| lacvietanh/akidevrule Aki's rules and skills for UNIFY [Claude, AGY, Grok, Kiro, Ollama,v.v..] packaged for easy | 10 | Claude Code, Gemini CLI | 2 | 2,665 tok |
| whenpoem/aiscientist An AI-driven research workflow for generating ideas, running experiments, and writing scie | 10 | Claude Code, Codex, OpenCode | 6 | 1,865 tok |
| twominutereports/marketing-skills Claude Marketing Skills for SEO, PPC, and ecommerce reporting, analysis, and automation vi | 10 | Claude Code, Codex, OpenCode | 2 | 1,185 tok |
| EricSanchezok/repo-seed Seed agent-native, self-governing repos: AGENTS.md, MADR decision logs, deterministic gate | 10 | Claude Code, Codex, OpenCode | 2 | 1,047 tok |
| hamza-ali-shahjahan/hamzaish hamzaish.com Open-source agent OS for Claude Code that puts you in Builder Mode — and keeps you there f | 10 | Claude Code, Codex, OpenCode | 5 | 10,643 tok |
| imboard-ai/ai-dossier ai-dossier.dev An open standard for signed, versioned agent skills. Model-driven orchestration with a det | 10 | Claude Code, Codex, OpenCode | 2 | 941 tok |
| zircote/csharp-lsp Claude Code plugin for C# development with OmniSharp LSP and dotnet format hooks | 10 | Claude Code | 1 | 202 tok |
| Utolaris/Stata-CLI Stata CLI for AI agents and coding agents (Codex, Claude Code, Cursor, OpenCode). Run Stat | 10 | Codex, OpenCode | 1 | 559 tok |
| ZachArticulateV/designer-pro-and-seo Free MIT Claude Code plugin for the web-design + SEO workflow: design systems, on-brand pa | 10 | Claude Code, Codex, OpenCode | 2 | 3,848 tok |
| YuliaNuzhnenko/bioinformatics-agent-skills The #1 open-source collection of scientific AI Agent Skills, tool specifications, and prom | 10 | Claude Code, Codex, OpenCode | 2 | 435 tok |
| frankxai/Starlight-Intelligence-System starlightintelligence.org One shared brain for your whole AI fleet: attested memory, orchestration, governance and e | 10 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 9 | 14,794 tok |
| Avyayalaya/agent-prime avyayalaya.github.io A persistent AI operating system. 13 specialized agents + a runtime-portable 5-agent quali | 10 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 12,325 tok |
| HieuAnh87/sentry-selfhosted-mcp hieuanh87.github.io MCP server for self-hosted Sentry: issues, events, releases, users, org stats, and project | 10 | Claude Code, Codex, OpenCode | 2 | 826 tok |
| ckalima/pipedrive-mcp-server MCP server for Pipedrive CRM. 155 contract-tested tools, v2-first API, gated destructive o | 10 | Claude Code | 1 | 1,497 tok |
| dorukardahan/twitterapi-io-mcp npmjs.com TwitterAPI.io MCP server: offline docs (endpoints, pages, blogs) for Claude and other AI a | 10 | Claude Code, Codex, OpenCode | 2 | 1,493 tok |
| Elnora-AI/elnora-merit-aktiva Merit Aktiva accounting + Merit Palk payroll API — CLI and Claude Code plugin. Universal, | 10 | Codex, OpenCode | 1 | 1,006 tok |
| planetabhi/figma-mcp-server registry.modelcontextprotocol.io A local Figma MCP server with full Figma REST API coverage | 10 | Claude Code, Codex | 1 | — |
| erajasekar/ai-diagram-maker-mcp | 10 | Claude Code | 1 | — |
| cristianoaredes/mcp-dadosbr 🤖 Model Context Protocol (MCP) server for Brazilian public data lookup - Company (CNPJ) a | 10 | Claude Code, GitHub Copilot | 2 | 3,843 tok |
| flyfish-dev/word-ai AGPL-licensed structure-preserving Word (DOCX) editing MCP server, Codex Skill, and Office | 10 | Codex, OpenCode | 1 | 823 tok |
| Lexus2016/turbo_quant_memory Local-first MCP memory server for AI coding agents with compact retrieval and project/glob | 10 | Claude Code, Codex, OpenCode | 2 | 1,656 tok |
| piprail/piprail piprail.com x402 (HTTP 402 Payment Required) SDK + MCP server: let any API charge for itself and any A | 10 | Claude Code, Codex, OpenCode | 14 | 9,646 tok |
| noahain/Monoloth noahain.xyz Agent-agnostic desktop shell for CLI coding tools | 10 | Codex, OpenCode | 1 | 3,574 tok |
| MannanSaood/termi Next-gen Android Terminal Environment. Built with Rust & Jetpack Compose, featuring a cust | 10 | Cursor | 8 | 922 tok |
| PedroMosquera/squadai The agent config you can verify. Declare it once, apply it to seven agent harnesses, fail | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 41 | 893 tok |
| OmicoDev/skills | 10 | Claude Code, Codex, OpenCode | 2 | 138 tok |
| rwellinger/xp_pilot thwelly.ch X-Plane 12 plugin for macOS, Linux & Windows: Flight Logger with HTML logbook, Auto QNH sy | 10 | Claude Code | 1 | 1,316 tok |
| toejough/engram Self-correcting memory for LLM agents. A Claude Code plugin that learns from sessions, sur | 10 | Claude Code, Codex, OpenCode | 2 | 5,385 tok |
| shopsavvy/shopsavvy-mcp-server shopsavvy.com Free MCP server for ShopSavvy: gives Claude, ChatGPT, Cursor and other AI assistants produ | 10 | Claude Code, Codex, OpenCode | 2 | 905 tok |
| elmochilyas/laraskills | 10 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 10 | 6,522 tok |
| linkpranay-ai/context-engineering-protocol Portable AI coding-agent skills for source-attributed, human-approved context packages. | 10 | Codex, OpenCode | 1 | 1,388 tok |
| longportapp/openapi open.longportapp.com Longport OpenAPI SDK Base. | 10 | Claude Code, Codex, OpenCode | 2 | 1,222 tok |
| durapensa/claude-chrome-mcp Developer tool suite enabling Claude Desktop, Claude Code, and other MCP hosts like Cursor | 10 | Claude Code | 1 | 4,232 tok |
| mohamed-hossam1/nextjs-skills Next.js 16+ caching architecture. Applies to any App Router project regardless of domain. | 10 | Claude Code, Codex, OpenCode | 2 | 2,100 tok |
| jddunn/tenets tenets.dev Local-first MCP server for intelligent context that feeds your prompts | 10 | Cursor | 1 | 511 tok |
| fellowship-dev/navvi fellowship.dev Turn a browser task into a reusable scraper. | 10 | Claude Code | 1 | 615 tok |
| Initsnow/bilibili-subtitle-fetch MCP server for fetching Bilibili video subtitles with language and format options. | 10 | Codex | 1 | — |
| Sagargupta16/itr-agent Local-first MCP server for Indian income tax: deterministic tax computation, regime compar | 10 | Claude Code | 1 | 3,116 tok |
| miltonhit/tibia_mcp tibia-mcp.vercel.app Give your AI access to the entire TibiaWiki database | 10 | Claude Code | 1 | — |
| luiox/openocd-mcp mcp server for openocd | 10 | Codex, OpenCode | 1 | 1,261 tok |
| yigitkonur/mcp-parasut unofficial Paraşüt SDK and MCP server — Turkish accounting, invoices, e-fatura | 10 | Claude Code | 1 | 80 tok |
| scidonia/rocq-piler MCP server for Coq LSP | 10 | Codex, OpenCode | 1 | 706 tok |
| eriknewton/sanctuary-framework sanctuaryprotocol.ai Open source security for AI agents: an OS-enforced egress wall on macOS, and on Ubuntu 24. | 10 | Claude Code, Codex, OpenCode | 2 | 6,599 tok |
| xgre1/troth troth.one An AI partner whose memory lives on your machine, not in a vendor account. Swap the model, | 10 | Claude Code, Codex, OpenCode | 2 | 1,110 tok |
| adhocteam/recreation-mcp-server adhocteam.github.io An MCP server in Go that enables LLMs to discover and learn about recreation opportunities | 10 | Codex, OpenCode | 1 | 2,464 tok |