43,636 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| swarm-ai-research/swarm swarm-ai.org SWARM: System-Wide Assessment of Risk in Multi-agent systems | 43 | Claude Code, Codex, OpenCode | 80 | 7,209 tok |
| LaplaceYoung/ansys-aedt-mcp MCP server for Ansys Electronics Desktop automation with PyAEDT, HFSS, Maxwell, Q3D, Icepa | 43 | Codex, OpenCode | 1 | 182 tok |
| cobusgreyling/goal-engineering cobusgreyling.github.io The canonical reference for Grok Build CLI /goal — run-until-done objectives, patterns, ve | 43 | Claude Code, Codex, OpenCode | 4 | 401 tok |
| vitalio-sh/thunderbird-cli Give Claude full access to your email through Mozilla Thunderbird. CLI + MCP server for AI | 43 | Claude Code, Codex, OpenCode | 2 | 1,839 tok |
| artivisi/balaka balaka.id Open-source accounting application for Indonesian SMEs. Spring Boot 4 + Thymeleaf + Postgr | 43 | Claude Code | 1 | 3,438 tok |
| olegvg/resume-tailor-plugin Resume Tailor — Claude Code Plugin | 43 | Claude Code, Codex, OpenCode | 2 | 863 tok |
| asmartbear/asb-skills Skills for AI for frameworks and workflows from A Smart Bear articles and the book Hidden | 43 | Claude Code | 2 | 1,771 tok |
| Anionex/dsh-computer-use Provides computer-control plugins for DeepSeek Harness: fresh Accessibility observations, | 43 | Codex, OpenCode | 1 | 93 tok |
| Cognitohazard/ltspice-mcp MCP server giving LLMs the ability to design, simulate, and analyze SPICE circuits via LTS | 43 | Claude Code | 1 | 9,596 tok |
| koul777/Public-Regulation-MCP-Builder PR MCP Builder - MCP builder for public institution regulations | 43 | Claude Code, Codex, OpenCode | 3 | 467 tok |
| peva3/Lightroom-Presets Free Lightroom film simulation presets — Kodak Portra, Fujifilm Classic Chrome, Cinestill | 43 | Codex, OpenCode | 1 | 1,871 tok |
| renatoasse/ibeia-skills | 43 | Claude Code | 1 | 733 tok |
| raffertyuy/github-copilot-prompts | 43 | Claude Code, GitHub Copilot | 14 | 1,117 tok |
| tsedio/tsed-cli 💻 CLI for Ts.ED framework | 43 | Claude Code, Codex, OpenCode | 32 | 812 tok |
| bbc/bug bbc.github.io Started life at BBC News - BUG enables control and monitoring of broadcast kit from a sing | 43 | Codex, OpenCode | 1 | 1,284 tok |
| chasinglogic/dfm A dotfile management tool for pair programmers. | 43 | Codex, OpenCode | 1 | 780 tok |
| najaeda/naja-verilog A standalone structural (gate-level) verilog parser | 43 | Codex, OpenCode | 1 | 456 tok |
| litestar-org/litestar-fullstack-inertia inertia.fullstack.litestar.dev A fully-functional reference application using Litestar, Inertia JS, and Advanced Alchemy | 43 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 1,919 tok |
| nzh63/syc nzh63.github.io Optimizing compiler for SysY (C subset) | 43 | Codex, OpenCode | 1 | 2,191 tok |
| jonigata/FramePlanner2 | 43 | Claude Code, Codex, OpenCode | 5 | 2,265 tok |
| Wuesteon/lean-memory Embedded, local-first agent memory. No server, no daemon, no mandatory cloud key. | 42 | Claude Code | 1 | 1,646 tok |
| vuralserhat86/antigravity-agentic-skills OS for Agents: 130+ Agentic Skills, Gemini Protocols, and Autonomous Workflows. (Antigravi | 42 | Gemini CLI | 1 | 1,034 tok |
| jefflester/claude-skills-supercharged A "supercharged" implementation of Claude Code Skills – using Haiku prompt analysis/critic | 42 | Claude Code | 7 | — |
| shyftai/GTMOS shyft.ai GTM Operating System — outbound sales, lead gen, campaigns. Brief it. Build it. Ship it. M | 42 | Claude Code | 71 | 1,030 tok |
| 477-Studio/claude-gym A pixel-art exercise companion that nudges you to move during long Claude Code runs | 42 | Claude Code | 1 | 1,062 tok |
| lessthanseventy/excessibility hexdocs.pm Accessibility snapshot testing for Phoenix LiveView - capture HTML during tests, run Pa11y | 42 | Claude Code, Codex, OpenCode | 2 | 5,614 tok |
| leeguooooo/Mailbox email skill | 42 | Codex, OpenCode | 1 | 492 tok |
| goniszewski/cctray macOS menu bar app for monitoring Claude Code usage | 42 | Claude Code | 1 | 934 tok |
| Robotti-io/copilot-security-instructions ✨ A customizable copilot-instructions.md ruleset & prompts to guide GitHub Copilot toward | 42 | Claude Code, Codex, GitHub Copilot | 12 | 1,869 tok |
| ferdinandobons/CodeDebrief ferdinandobons.github.io Local-first static analysis that turns source code into deterministic, source-grounded wor | 42 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 4,365 tok |
| cagataycali/devduck dev.duck.nyc Minimalist AI agent that fixes itself when things break. | 42 | Codex, OpenCode | 1 | 1,592 tok |
| kfastov/tgcli Telegram user console client and archiver | 42 | Codex, OpenCode | 1 | 661 tok |
| yx0716/clawd-insights Your agents do the work — you keep the knowledge. A local-first dashboard (+ desktop pet) | 42 | Claude Code, Codex, OpenCode | 2 | 5,860 tok |
| mits-pl/wove Open-source AI coding agent. Desktop app, bring your own model. Writes code, browses the w | 42 | Claude Code, GitHub Copilot | 18 | 816 tok |
| alti3/stk-mcp An MCP server allowing LLMs to interact with Ansys/AGI STK - Digital Mission Engineering S | 42 | Codex, OpenCode | 1 | 288 tok |
| houseworthe/house-agents | 42 | Claude Code | 4 | — |
| szaffarano/org-mcp-server MCP server for org-mode and org-roam knowledge base management | 42 | Claude Code, GitHub Copilot | 2 | 3,250 tok |
| hhhh124hhhh/godot-mcp godot-mcp: a powerful tool for game development using natural language | 42 | Claude Code | 20 | 7,358 tok |
| agentjido/jidoka jido.run Developer-friendly LLM agent harness built on Jido and Jido AI | 42 | Codex, OpenCode | 1 | 196 tok |
| KJLdefeated/RL.cu RLVR training for LLM in CUDA/C++ | 42 | Claude Code | 1 | — |
| oxbshw/Agent-Span The Web Access Gateway for AI Agents — 52 channels, 92 MCP tools, 9 SDKs, self-healing bac | 42 | Codex, OpenCode | 1 | 700 tok |
| ifokeev/telegram-ai-agent Telegram AI Agent: A powerful Python library for creating AI-powered Telegram bots | 42 | Cursor | 1 | 423 tok |
| qorstack/qorstack-report report.qorstack.com | 42 | Codex, GitHub Copilot, OpenCode | 2 | 1,658 tok |
| mitchellbernstein/shabbat.md Make Agents Kosher Again. An open format for Shabbat-compliant AI agent configuration. | 42 | Codex, OpenCode | 1 | 31 tok |
| kubevirt/kubevirt-tekton-tasks VM specific tasks for Tekton Pipelines | 42 | Codex, Cursor, OpenCode | 2 | 1,374 tok |
| ChrisTitusTech/titusbooks I hate quickbooks, I'm making my own self-hosted all data never leaves local network. | 42 | Codex, OpenCode | 1 | 1,477 tok |
| twitbruv/twitbruv | 42 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 2,081 tok |
| ActiveInferenceInstitute/ActiveInferenceJournal Transcripts, metadata, captions, and translations from the Active Inference Institute's vi | 42 | Codex, OpenCode | 1 | 566 tok |
| NomaDamas/jikji nomadamas.github.io Non-destructive local file maps and instant search indexes for AI agents | 42 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,587 tok |
| Sunagatov/Lexora A modern English vocabulary learning app focused on topic-based study, fast review, and pr | 42 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 976 tok |