22,145 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 |
|---|---|---|---|---|
| Sartori-RIA/ubuteco_api | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,557 tok |
| ls1072502993/codex-skills | 10 | Codex, OpenCode | 1 | 237 tok |
| okikeSolutions/guerillaglass Open-source cross-platform creator studio for fast Record -> Edit -> Deliver workflows | 10 | Codex, OpenCode | 1 | 1,849 tok |
| jrjsmrtn/tlx A Spark DSL for writing TLA+/PlusCal specifications in Elixir | 10 | Claude Code, Codex, OpenCode | 3 | 3,423 tok |
| marconae/ghbrk A credential broker that gives coding agents git and gh access without exposing SSH keys o | 10 | Claude Code, Codex, OpenCode | 2 | 172 tok |
| braedonsaunders/openstudio openstudio.cafe Real-time collaborative music studio with sub-30ms latency. Jam with anyone, anywhere in y | 10 | Claude Code, Codex, OpenCode | 2 | 1,198 tok |
| NePixe1/AgentHalo An ambient desktop status light for coding agents. | 10 | Codex, OpenCode | 1 | 2,001 tok |
| fenre/splunk-monitoring-use-cases | 10 | Codex, OpenCode | 1 | 4,903 tok |
| mrcatnapper/fps mrcatnapper.github.io Experimental L3 VPN/tunnel framework working above a real, already-running TLS traffic | 10 | Codex, OpenCode | 1 | 2,359 tok |
| PLATZDORSCH/wiki-hermes platzdorsch.de An LLM-maintained industry knowledge wiki based on the LLM Wiki Pattern by Andrej Karpathy | 10 | Codex, OpenCode | 1 | 3,054 tok |
| ActiveInferenceInstitute/courses Open curriculum for Active Inference education, K-12 through PhD, with 14 level-adapted co | 10 | Claude Code, Codex, OpenCode | 3 | 2,300 tok |
| tngwilkins/agentic-engineering-starter-pack A repository template for building software with AI agent collaboration. Create a new repo | 10 | Codex, OpenCode | 1 | 2,852 tok |
| nandita7krishnan/data-science-agent-toolkit A blueprint for building an agentic harness for your data science team, a structured conte | 10 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,250 tok |
| dragginzgame/canic | 10 | Codex, OpenCode | 1 | 3,101 tok |
| ForumHFR/redface2 forumhfr.github.io Redface 2 — client Android moderne pour le forum Hardware.fr (Kotlin, Jetpack Compose, Mat | 10 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 18 | 5,931 tok |
| cyberia-temple/singularity cyberia.church Open-source Cyberia stack: EVM L1, bridge, DEX, launchpad, analytics, explorer config, and | 10 | Claude Code, Codex, OpenCode | 2 | 46,800 tok |
| yahorbarkouski/g6chess g6chess.com Free and simple chess analysis | 10 | Codex, OpenCode | 1 | 151 tok |
| arhen/agents My virtual Pair Programmer | 10 | Codex, OpenCode | 1 | 680 tok |
| nullskymc/Aurevoy Personal AI agent — tell it what you want, it figures out how. Runs locally, plans autono | 10 | Codex, OpenCode | 1 | 1,398 tok |
| companion-inc/introspect Agent self-improvement runtime for Codex, Claude, and OpenCode | 10 | Claude Code, Codex, OpenCode | 2 | 5,753 tok |
| KunCheng-He/kk-ai Some public skills used while working with opencode and pi, along with skills and agents I | 10 | Codex, OpenCode | 1 | 808 tok |
| uespi-setups/typescript Base setup for TypeScript projects with Node.js, ESLint, Prettier, Vitest, Husky, CI, and | 10 | Codex, OpenCode | 1 | 1,286 tok |
| Luligu/matterbridge-example-dynamic-platform Matterbridge dynamic platform plugin example | 10 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 1,240 tok |
| GlobalEmergency/ResponseGrid responsegrid.app ResponseGrid — plataforma de coordinación de ayuda en emergencias (GlobalEmergency). NestJ | 10 | Claude Code, Codex, OpenCode | 2 | 3,113 tok |
| Chuan-Peng-Lab/SPE_Database | 10 | Codex, OpenCode | 2 | 4,814 tok |
| lootlog/monorepo lootlog.pl Repository for Margonem MMORPG game addon. | 10 | Claude Code, Codex, OpenCode | 20 | 3,238 tok |
| celinval/snapcrab celinval.github.io Experimental Rust interpreter | 10 | Claude Code, Codex, OpenCode | 2 | 1,637 tok |
| tompassarelli/nisp Statically-checked Lisp for Nix | 10 | Codex, OpenCode | 1 | 2,309 tok |
| Shaurya-Sethi/beam Agent-driven harness engineering skills to bootstrap new repositories with structured plan | 10 | Codex, OpenCode | 1 | 1,702 tok |
| obvirm/ComfyUI-WhisperCPP ComfyUI node for WhisperCPP Fast and smooth | 10 | Codex, OpenCode | 1 | 2,028 tok |
| HaraldBregu/friday friday.haraldbregu.com Your Desktop AI Personal Assistant | 10 | Claude Code, Codex, OpenCode | 5 | 1,883 tok |
| fulgidus/zignet MCP server for Zig — AI-powered code generation, debugging, and documentation | 10 | Codex, OpenCode | 1 | 5,870 tok |
| buqqa/abdurakhman abdurakhman.vercel.app | 10 | Codex, OpenCode | 1 | 2,830 tok |
| grapeot/eink_diary Moji Ji — a colorful E-Ink visual diary: every two hours, it turns what you have been doin | 10 | Codex, OpenCode | 1 | 513 tok |
| TaylorHuston/sdd-skills Reusable Codex skills for Story-Driven Development | 10 | Codex, OpenCode | 1 | 1,101 tok |
| uhop/console-toolkit Toolkit to produce a fancy console output (boxes, tables, charts, colors). | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,034 tok |
| mgifford/contrast-plus mgifford.github.io A color contrast checker that supports WCAG 2, APCA & Focus Colors | 10 | Codex, GitHub Copilot, OpenCode | 2 | 2,083 tok |
| marcelomartins/bun-hono-vue-cloudflare BHVC - Bun Hono Vue Cloudflare Starter Kit | 10 | Codex, OpenCode | 1 | 1,032 tok |
| ShayIsso/trajectory-auditor | 10 | Claude Code, Codex, Gemini CLI, OpenCode | 23 | 698 tok |
| BaskovicP/Incremento Anki incremental reading addon | 10 | Codex, OpenCode | 1 | 6,647 tok |
| popstas/windows-mqtt Windows service for control PC with MQTT, modular | 10 | Claude Code, Codex, OpenCode | 3 | 4,369 tok |
| managingwp/wordpress-code-snippets Code snippets for WordPress | 10 | Codex, OpenCode | 1 | 67 tok |
| pan8664716/MultiLive | 10 | Codex, OpenCode | 1 | 1,895 tok |
| phanbaohuy96/flutter_base_structure Opinionated Flutter monorepo template with multi-flavor builds, clean architecture (BLoC + | 10 | Claude Code, Codex, OpenCode | 5 | 6,054 tok |
| ashermahonin/agentic-skills | 10 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,342 tok |
| Amit33-design/Network-Automation project-pk174.vercel.app | 10 | Claude Code, Codex, OpenCode | 3 | 1,552 tok |
| kyh/ai-datagrid datagrid.kyh.io A forkable Next.js template featuring an Excel-like UI with AI integration. Build your own | 10 | Claude Code, Codex, OpenCode | 4 | 3,923 tok |
| sukirman1901/frontend-expert Frontend Expert — chat-first agent skills for shipping product web UI (tokens, anti-slop, | 10 | Claude Code, Codex, OpenCode | 2 | 3,238 tok |
| Aura-DAU/aura aura.dau.ac.in A Progressive Web App for Dhirubhai Ambani University Enriched with AI | 10 | Claude Code, Codex, OpenCode | 2 | 3,329 tok |
| samth/rackup | 10 | Claude Code, Codex, OpenCode | 2 | 911 tok |