24,815 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 agents8,505Claude Code6,886Git and workflow3,611Data and AI3,580Backend and APIs3,556Languages3,487Planning3,327Code review2,899Testing2,686Writing and docs2,480DevOps and cloud2,479Memory and context2,375Research2,323Frontend2,308Security2,172Project management1,965
All Claude Code32,517 Codex24,815 OpenCode23,733 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,770 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| MGrin/bb-plugin-system Live system overview inside bb — CPU, memory, disk and top processes as a panel, homepage | 3 | Claude Code, Codex, OpenCode | 2 | 813 tok |
| nguyenvanphituoc/shapeup-sdlc-plugin Shape Up for coding agents — with gates the agent can't talk its way past. A Claude Code p | 3 | Claude Code, Codex, OpenCode | 3 | 8,290 tok |
| guimatheus92/pr-review Plugin-based PR review for GitHub, Azure DevOps, and GitLab: parallel review passes from s | 3 | Claude Code, Codex, OpenCode | 2 | 12,867 tok |
| lucasgrow/social-media-agent Drive Instagram post production from Claude Code or Codex: brand-aware image and carousel | 3 | Claude Code, Codex, OpenCode | 2 | 683 tok |
| drsh4dow/bevy-agent-feedback-plugin Let AI coding agents (Claude, Codex, Pi) see and control your Bevy game - remote input inj | 3 | Codex, OpenCode | 1 | 177 tok |
| product-on-purpose/agent-skills-toolkit product-on-purpose.github.io Toolkit and Standard for building, grading, and scaling cross-agent skill libraries (Claud | 3 | Claude Code, Codex, OpenCode | 1 | 1,659 tok |
| skrrt-sh/skills Agent skills for markdown writing, conventional commits, PRs, and releases — works with Cl | 3 | Claude Code, Codex, OpenCode | 1 | 631 tok |
| softspark/jira-mcp softspark.eu Model Context Protocol server for Jira - lets Claude and other AI clients read, update, an | 3 | Claude Code, Codex, OpenCode | 2 | 2,962 tok |
| conorbronsdon/repo-audit chainofthought.show Audit a repo before it goes public: does the README match the code, and is anything it cal | 3 | Codex, OpenCode | 1 | 807 tok |
| CavinHuang/lume cavinhuang.github.io Local-first AI workspace with persistent memory, real tools (files · shell · LSP · MCP · O | 3 | Claude Code, Codex, OpenCode | 3 | 3,110 tok |
| YSAA1/harness-workflow skills.sh Task-scoped workflow skills for coding agents — entry, state, verification, recovery and c | 3 | Claude Code, Codex, OpenCode | 2 | 2,402 tok |
| hermes-labs-ai/forgetted hermes-labs.ai forgetted is a Python library for selective memory governance in AI agents: a context-mana | 3 | Claude Code, Codex, OpenCode | 2 | 1,026 tok |
| xhqing/CC-Bridge Claude Code upstream bridge framework (GLM/DeepSeek/MiMo/Kimi/Qwen) — routes Claude Code t | 3 | Codex, OpenCode | 1 | 8 tok |
| ulpi-io/autonomous-engineering ulpi-io.github.io Autonomous software delivery for AI agents. 18 skills that turn the lifecycle into bounded | 3 | Claude Code, Codex, OpenCode | 2 | 5,042 tok |
| Bandersnatch0x/design-playbook Design I/O plugin for Claude Code & coding agents — declarations + contracts that make UI | 3 | Claude Code, Codex, OpenCode | 2 | 1,728 tok |
| s977043/PlanGate s977043.github.io Gate-based workflow for AI coding agents | 3 | Claude Code, Codex, OpenCode | 2 | 3,820 tok |
| DaRabus/prompt-tracker PromptVault: A self-hosted, local-first dashboard that watches your AI CLI history files ( | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 5,774 tok |
| Adit-Jain-srm/skill-forge 18 AI agent skills that catch what your agent misses: hidden code debt, false completions, | 3 | Claude Code, Codex, OpenCode | 2 | 1,461 tok |
| Jartan-LLC/grimoire Curated plugins for development workflows, for Claude Code and Codex. | 3 | Claude Code, Codex, OpenCode | 3 | 270 tok |
| OKHP3/skillz Agent Skills (SKILL.md) by OverKill Hill for Claude, OpenClaw, and Codex. BPMN-aware Merma | 3 | Claude Code, Codex, OpenCode | 2 | 9,673 tok |
| Anish-Reddy-K/diagrammer Claude Code skill and Python CLI for generating clean blueprint-style SVG diagrams from JS | 3 | Claude Code, Codex, OpenCode | 2 | 1,071 tok |
| wedabro/bro-skills bro-skills - Spec-Driven Development CLI | 3 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,400 tok |
| Daisybastioned440/lite-research-agents Coordinate agent brainstorming to generate research proposals and manage future experiment | 3 | Claude Code, Codex, OpenCode | 2 | 648 tok |
| ooooooooooooooooooop/agent-tools Agent skills repository | 3 | Codex, OpenCode | 1 | 1,344 tok |
| ZhgChgLi/mcp-medium-reader link.zhgchg.li MCP server that reads Medium articles as clean Markdown — works past Cloudflare, supports | 3 | Claude Code, Codex, OpenCode | 2 | 2,809 tok |
| magnusrodseth/dotfiles ⚙️ There are many like them, but these dotfiles are mine. A stow-managed macOS setup: Zsh, | 3 | Claude Code, Codex, OpenCode | 6 | 6,662 tok |
| konglong87/shenbi-maliang Shenbi Mалиang · Writing DNA distillation. Distills articles from your public WeChat accou | 3 | Codex, OpenCode | 1 | 220 tok |
| dimasrahmandaalfarizi/Awesome-AI-Tools | 3 | Claude Code, Codex, Cursor, OpenCode | 3 | 392 tok |
| vobiz-ai/Agent-Skills Agent skills for building on Vobiz - voice API, SIP trunking, voice XML, and AI voice agen | 3 | Codex, GitHub Copilot, OpenCode | 2 | 783 tok |
| toverux/cantrips 🤖 Curated agent skills for AI agents — one coherent engineering loop that compounds: gril | 3 | Claude Code, Codex, OpenCode | 2 | 4,448 tok |
| pingidentity/agent-plugins Agent Plugins (Agent Skills and MCP bundles) that allow agents to understand and interact | 3 | Claude Code, Codex, OpenCode | 2 | 1,233 tok |
| mrzhangguoguo/oh-my-workbuddy 1:1 WorkBuddy port of oh-my-codex — 46 catalog-driven skills (30 active + 16 deprecated), | 3 | Codex, OpenCode | 1 | 484 tok |
| OMARVII/open-source-launch-skill Portable agent skill for turning any open-source repo into a clear, trusted, launch-ready | 3 | Codex, OpenCode | 1 | 477 tok |
| markskrypka/stem stem.cooking Engineering discipline for coding agents: size the work, keep every change on the record, | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 285 tok |
| yuyou-dev/Ikea-model-collector Codex-first Agent Skill for verified, local-only IKEA GLB research collections; no IKEA mo | 3 | Codex, OpenCode | 1 | 333 tok |
| nschneir/Project64 nschneir.github.io Project64 is a set of tools, skills, and an MCP to enable agentic Commodore 64 coding and | 3 | Codex, OpenCode | 1 | 5,003 tok |
| NanookAI/worldbank-api Agent Skill that teaches AI agents to fetch GDP, population, inflation, and ~30,000 other | 3 | Claude Code, Codex, OpenCode | 2 | 1,288 tok |
| chenzhiyong1994/career-os chenzhiyong1994.github.io Evidence-first Codex Agent Skills for JD analysis, truthful resume tailoring, A4 delivery, | 3 | Codex, OpenCode | 1 | 794 tok |
| YusenZhang0601/context-canopy Portable, local-first AI agent memory and personal context—switch agents without losing id | 3 | Claude Code, Codex, OpenCode | 2 | 632 tok |
| cmj-hub/claude-cold-email jaymountconsulting.com Cold email skill for Claude Code. A cold email is a short note to someone who has not aske | 3 | Codex, OpenCode | 1 | 1,105 tok |
| drakulavich/iago drakulavich.github.io 🦜 Greptile-style Mermaid diagrams for AI code reviews — drawn by your own agent. A Claude | 3 | Claude Code, Codex, OpenCode | 2 | 1,855 tok |
| nathan-gage/python-skills Agent skills for Python | 3 | Claude Code, Codex, OpenCode | 2 | 1,411 tok |
| montagao/skills my .skills folder | 3 | Codex, OpenCode | 1 | 807 tok |
| axelfreeman/axelfreeman axelfreeman.com Marketing Engineer — AI agents, automation & AEO for marketing. Building TAPAC, GymCam, Re | 3 | Codex, OpenCode | 1 | 317 tok |
| karanb192/pvr-inox-radar pvr-inox-radar.karanbansal.in Movie show radar for the PVR INOX chain: ask in plain English, get one HTML map with showt | 3 | Codex, OpenCode | 1 | 432 tok |
| lroolle/ihme-cli lroolle.github.io Manage iCloud Hide My Email from your terminal. Create, search, and export aliases with co | 3 | Claude Code, Codex, OpenCode | 2 | 4,544 tok |
| Linearl/reasonix_skill_repo Practical agent skills for Reasonix & Claude Code: patent search, document-to-skill, web s | 3 | Codex, OpenCode | 1 | 1,309 tok |
| download4you/n2-fieldops Dual-runtime Agent Skills for Claude Code, Codex GPT, CC Switch, and authorized CTF workfl | 3 | Claude Code, Codex, OpenCode | 2 | 5,152 tok |
| raydeveloperF/App-Store-Connect-release-kit A Claude Code and Codex plugin with Agent Skills for localized App Store Connect release w | 3 | Claude Code, Codex, OpenCode | 2 | 622 tok |
| Shad0wMazt3r/The-Scaffolding Solve CTF challenges, find bugs, better accuracy. Plug and play with any agent. | 3 | Claude Code, Codex, OpenCode | 2 | 1,137 tok |