22,198 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 agents7,609Claude Code6,644Data and AI3,677Backend and APIs3,502Languages3,403Planning3,220Git and workflow3,193Code review2,743Testing2,377Memory and context2,363DevOps and cloud2,314Writing and docs2,311Research2,293Frontend2,259Security2,022Productivity1,721
All Claude Code32,006 Codex23,251 OpenCode22,198 GitHub Copilot3,552 Gemini CLI1,917 Cursor1,737 Windsurf138 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Davidcreador/codex-token-guard Codex Token Guard is a local Codex plugin that reduces wasted command and tool-output toke | 2 | Claude Code, Codex, OpenCode | 1 | 1,001 tok |
| avikalpa/codex-session-tui Search, move, copy, fork, and repair Codex sessions from any terminal or SSH session. | 2 | Codex, OpenCode | 1 | 748 tok |
| eXPerience83/remote-dev-containers Browser-accessible Docker development environments for Codex and other coding agents. | 2 | Codex, OpenCode | 1 | 2,221 tok |
| lkoelman/githueber GitHub as frontend to your coding harness | 2 | Codex, OpenCode | 1 | 911 tok |
| CodePrometheus/codex-buddy A tiny, fast tool to run multiple Codex CLI accounts in parallel — no re-logins, CLI + nat | 2 | Claude Code, Codex, OpenCode | 3 | 1,179 tok |
| LandonSchropp/agent-toolkit My personal toolkit for working with AI agents | 2 | Claude Code, Codex, OpenCode | 2 | 600 tok |
| silver2dream/ai-workflow-kit AWK is a spec-driven execution system for turning AI coding agents into a governed enginee | 2 | Claude Code, Codex, OpenCode | 9 | 2,952 tok |
| Luzivog/toks A local-first Linux desktop app for tracking Claude Code and Codex usage, costs, models, a | 2 | Codex, OpenCode | 1 | 968 tok |
| Lianye-Scythe/scythe-context-mcp npmjs.com Local MCP context engine for Codex with Gemini Embedding 2 support | 2 | Codex, OpenCode | 1 | 356 tok |
| ikkeseb/skills Claude Code skills | 2 | Claude Code, Codex, OpenCode | 2 | 572 tok |
| port-labs/port-skills Curated agent skills to work with port.io | 2 | Codex, OpenCode | 1 | 585 tok |
| castorini/castorini-skills Claude Code skills for cross-repo Castorini workflows | 2 | Claude Code, Codex, OpenCode | 2 | 397 tok |
| openshift-online/aro-ai-tools AI Tools (skills, plugins, etc.) for ARO | 2 | Claude Code, Codex, OpenCode | 2 | 42 tok |
| AX-Surfers/vibecut | 2 | Codex, OpenCode | 1 | 1,882 tok |
| bjornjee/skills Useful skills for agents | 2 | Claude Code, Codex, OpenCode | 2 | 2,054 tok |
| carterdea/dots | 2 | Claude Code, Codex, OpenCode | 5 | 882 tok |
| specter119/skills Marketplace-managed Claude Code skills for research, writing, slides, and Typst authoring. | 2 | Codex, OpenCode | 1 | 218 tok |
| NorkzYT/claude-code-autopilot A portable `.claude/` bundle for Claude Code with a staged agent workflow, safety hooks, l | 2 | Claude Code, Codex, OpenCode | 2 | 1,283 tok |
| onehorizonai/skills Agent Skills | 2 | Codex, OpenCode | 1 | 791 tok |
| phrase/skills Agent Skills for Phrase | 2 | Claude Code, Codex, OpenCode | 2 | 149 tok |
| cortesi/skills | 2 | Claude Code, Codex, OpenCode | 6 | 92 tok |
| supercharge-growth/ai-design-skills | 2 | Claude Code, Codex, Cursor, OpenCode | 6 | 644 tok |
| netdata/skills Agent Skills for setting up, instrumenting, and troubleshooting infrastructure with Netdat | 2 | Claude Code, Codex, OpenCode | 2 | 1,380 tok |
| miptah21/skills | 2 | Codex, OpenCode | 1 | 2,545 tok |
| sisibeloved/cpython-optimize-skill | 2 | Codex, OpenCode | 1 | 450 tok |
| MintedKenny/skills Useful Agent Skills for coding agents (Claude Code, Codex, and other Agent Skills hosts). | 2 | Codex, OpenCode | 1 | 193 tok |
| williamchmw/BossCoding | 2 | Claude Code, Codex, OpenCode | 2 | 1,089 tok |
| shipshitgames/skills AI agent skills for vibe-coding 3D browser games with Claude Code + Codex | 2 | Claude Code, Codex, OpenCode | 2 | 467 tok |
| kurrent-io/skills kurrent.io Agent Skills for building with Kurrent | 2 | Claude Code, Codex, OpenCode | 2 | 6,042 tok |
| HanksChen0110/skills my skills manage hub | 2 | Codex, OpenCode | 1 | 5,177 tok |
| kunk-li/skills Using skills | 2 | Codex, OpenCode | 1 | 3,644 tok |
| hon454/grimoire A custom Codex harness and plugin for reusable agent workflows. | 2 | Codex, OpenCode | 1 | 298 tok |
| probabl-ai/skore-cli docs.skore.probabl.ai Command Line Interface for Skore | 2 | Codex, OpenCode | 1 | 467 tok |
| szampier/skills AI agent skills for GitHub Copilot CLI and other coding agents | 2 | Codex, OpenCode | 1 | 148 tok |
| AZANIR/qa-skills qa-skills | 2 | Claude Code, Codex, Cursor, OpenCode | 61 | 3,224 tok |
| Venkateshvenki404224/frappe-testing-loop Static, runtime, Ponytail, and HTML audit loop for Frappe apps | 2 | Claude Code, Codex, OpenCode | 3 | 620 tok |
| QuentinHsu/skills | 2 | Codex, OpenCode | 1 | 359 tok |
| hubmessage-oficial/docs | 2 | Claude Code, Codex, OpenCode | 2 | 290 tok |
| yungyu16/skills Some Agent Skills I developed for personal use. | 2 | Claude Code, Codex, OpenCode | 2 | 1,579 tok |
| tada5hi/skills tada5hi's curated collection of agent skills. | 2 | Claude Code, Codex, OpenCode | 2 | 1,052 tok |
| flowglad/skills | 2 | Claude Code, Codex, OpenCode | 2 | 910 tok |
| jscholz/hermes-agent-workflow A public template for deploying a personal AI assistant stack (hermes-agent + sidekick PWA | 2 | Claude Code, Codex, OpenCode | 2 | 5,959 tok |
| triskweline/skills Agent skills I use in my work | 2 | Claude Code, Codex, OpenCode | 2 | 1,474 tok |
| ryvn-technologies/skills Agent skills for Ryvn CLI | 2 | Claude Code, Codex, OpenCode | 2 | 1,112 tok |
| Ahmustufa/nestjs-best-practices-skill | 2 | Codex, OpenCode | 1 | 4,104 tok |
| cesarnml/son-of-anton sonofanton.vercel.app AI-assisted TypeScript delivery orchestrator. Develop with AI as team — not vibe-coding. | 2 | Claude Code, Codex, OpenCode | 11 | 962 tok |
| Timmyy3000/skills | 2 | Codex, OpenCode | 1 | 240 tok |
| JobsHwang/skills Small, explicit, composable skills for software delivery and knowledge work. | 2 | Codex, OpenCode | 1 | 274 tok |
| BTreeMap/SKILLs A centralized library of reusable, project-agnostic Markdown skills for LLM coding agents. | 2 | Claude Code, Codex, OpenCode | 2 | 1,990 tok |
| wangbinquan/skills A daily collection of useful harnesses | 2 | Claude Code, OpenCode | 21 | 1,999 tok |