24,842 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 agents8,530Claude Code6,887Git and workflow3,618Data and AI3,582Backend and APIs3,558Languages3,485Planning3,325Code review2,903Testing2,691DevOps and cloud2,482Writing and docs2,481Memory and context2,373Research2,322Frontend2,310Security2,179Project management1,971
All Claude Code32,523 Codex24,842 OpenCode23,761 GitHub Copilot3,723 Gemini CLI2,038 Cursor1,771 Windsurf201 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| nikeyes/claude-code-config Personal Claude Code configuration | 2 | Claude Code, Codex, OpenCode | 2 | 315 tok |
| openshift-online/gcp-hcp Documentation and experiments for GCP HCP development | 2 | Claude Code, Codex, OpenCode | 9 | 1,343 tok |
| infohata/mind-vault AI skills, rules, commands, configs | 2 | Claude Code, Codex, OpenCode | 1 | 3,177 tok |
| marcbenito/claude_workshop_ensenyament claude-workshop-ensenyament.vercel.app | 2 | Claude Code, Codex | 11 | 807 tok |
| nilhemdot/claude-skills-hub clskills.in 789 ready-to-use skills for Claude Code — browse, preview, and download | 2 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| mountblue/ai-path | 2 | Claude Code, Codex | 7 | — |
| voxuanthuan/skills | 2 | Codex, OpenCode | 1 | 45 tok |
| gipert/dbetto dbetto.readthedocs.io A tiny text based database implementation | 2 | Claude Code, Codex, OpenCode | 3 | 128 tok |
| loicngr/Kobo A multi-workspace agent manager for Claude Code & Codex & Mistral Vibe | 2 | Claude Code, Codex, OpenCode | 2 | 24,193 tok |
| pigsly/AxiomFlow AI Governance Architect. I help teams identify early signals before algorithms drift into | 2 | Codex | 1 | — |
| Diluka/wecom-codex-bot A Deno bridge from WeCom AI Bot chats to persistent Codex CLI sessions via the Codex App S | 2 | Codex, OpenCode | 1 | 5,004 tok |
| qingshihuan/qing-agent-orchestrator Let ChatGPT/Codex each do what they do best in the same desktop workflow: intelligently ro | 2 | Codex | 2 | — |
| qibinlou/falcon Run any coding agent with any LLM in absolute privacy. | 2 | Claude Code, Codex, OpenCode | 2 | 3,417 tok |
| Lortzing/CoderRelay Multi-account and multi-API profile manager for Codex CLI with auth.json support, OpenAI-c | 2 | Codex, OpenCode | 1 | 1,552 tok |
| Luckycat133/skills-repo clawhub.ai Offline migration, backup & restore for Agent Skills, rules and MCP across Cursor, Claude | 2 | Claude Code, Codex, OpenCode | 2 | 583 tok |
| sevenschulte/agentic-harness Reference harness for agentic coding. Six layers configured for Claude Code, with adapter | 2 | Claude Code, Codex, OpenCode | 9 | 4,152 tok |
| daphnee-ovo/dev-flow Engineering discipline for AI coding agents — from requirements through delivery | 2 | Claude Code, Codex, OpenCode | 3 | 1,680 tok |
| guilhermehto/cogitator Manage your ongoing harness sessions and worktrees from a single place | 2 | Codex, OpenCode | 1 | 1,057 tok |
| kohj1018/agentic-dev-harness Document-first agentic dev harness for Claude Code and Codex CLI — scaffolds charter, arch | 2 | Claude Code, Codex, OpenCode | 3 | 1,500 tok |
| Axiweave/codex-as Run Codex with saved auth/provider profiles without permanently rewriting auth.json or con | 2 | Codex, OpenCode | 1 | 296 tok |
| papperrollinggery/zhijuan-codex-agency-chief-of-staf Outcome-owned Codex Skill for multi-agent research, planning, execution, model routing, ve | 2 | Codex, OpenCode | 1 | 200 tok |
| 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 | 3,032 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 | 1,544 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 |
| ikkeseb/skills Claude Code skills | 2 | Claude Code, Codex, OpenCode | 2 | 561 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 |
| specter119/skills Marketplace-managed Claude Code skills for research, writing, slides, and Typst authoring. | 2 | Codex, OpenCode | 1 | 337 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 |
| EricMarcantonio/skills Claude Code plugins by Eric Marcantonio — code quality, marketplace listings, and more | 2 | Claude Code, Codex, OpenCode | 7 | 1,127 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 | 1,432 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 |
| 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 | 319 tok |
| kunk-li/skills Using skills | 2 | Codex, OpenCode | 1 | 5,272 tok |
| bmsuisse/skills bmsuisse.github.io | 2 | Codex, OpenCode | 1 | 128 tok |
| szampier/skills AI agent skills for GitHub Copilot CLI and other coding agents | 2 | Codex, OpenCode | 1 | 148 tok |