23,222 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| barisgorgun/ai-dev-team-workflows Role-based AI agent workflows (Business Analyst, Architect, Developer, Reviewer, QA, Relea | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 544 tok |
| omas-odoo/odoo-superpowers Odoo development skills for AI coding agents — a Claude Code plugin (also Codex & Gemini C | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 593 tok |
| EShener/agent-ready Make any repo ready for AI coding agents in 60 seconds. | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 656 tok |
| Biolytics-AI/rhetoric-engine Biolytics Rhetoric Engine: a staged presentation cognition pipeline for user-led slide cre | 1 | Codex, Gemini CLI, OpenCode | 2 | 264 tok |
| sebin-gg/zlog agentskills.io Multi-agent session log compressor and storage optimizer for Claude Code, Cursor, Antigrav | 1 | Codex, OpenCode | 1 | 230 tok |
| XINGANLIU/design-system-generator-skill 🎨 One color in → Full design system out. AI agent skill for generating production-ready d | 1 | Codex, Cursor, OpenCode | 2 | 851 tok |
| evertonrpinheiro/everton-ai-agent-kit AI agent framework for Java/Spring Boot code review, architecture guidance, DevOps automat | 1 | Codex, OpenCode | 1 | 157 tok |
| ali-ulu/awesome-agent Awesome Agent SDLC v1.2 — Open-source standard documentation repository for AI-agent-assis | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,264 tok |
| Ddhjx-code/Demand-Discovery-Skill AI coding assistant skill for automated niche demand discovery. Scans 7 data sources acros | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,003 tok |
| KazukiShinomiya/sdd-starter Zero-dependency, language-agnostic, multi-agent specification-driven development (SDD) tem | 1 | Claude Code, Codex, OpenCode | 26 | 2,583 tok |
| stakpak/tab chromewebstore.google.com A command-line interface for controlling a real browser through the staktab extension. Nav | 1 | Codex, OpenCode | 1 | 495 tok |
| jpbaking/goal-ledger A project-local, git-tracked execution record for coding agents: crash recovery, handoff, | 1 | Claude Code, Codex, OpenCode | 2 | 160 tok |
| edible999999999-jpg/humhum 🪼 HumHum — AI coding companion as a desktop jellyfish pet. Voice-narrates Claude Code / C | 1 | Claude Code, Codex, OpenCode | 3 | 5,445 tok |
| Nisus74/humanise An AI writing skill that preserves meaning and learns your voice across Claude Code, Codex | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 6 | 1,790 tok |
| Jaywang1013/Awesome-Himice-SOP-skill Local-first event operations SOP skills for Codex, DeepSeek Harness, and Claude Code. | 1 | Codex, OpenCode | 1 | 483 tok |
| ai-digital-architect/awesome-claude-code Set of awesome agents , skills , hooks , commands and plugins for Claude Code inspired by | 1 | Claude Code, Codex, OpenCode | 3 | 3,784 tok |
| microrepar/awesome-opencode-agents " 24 specialized AI agents adapted from the original Awesome Claude Agents project, now co | 1 | Codex, OpenCode | 1 | 3,164 tok |
| KeenMate/pure-admin-icons icons.pureadmin.io Search engine for open-source SVG icons. Aggregates 15,000+ icons from FluentUI, Font Awes | 1 | Claude Code, Codex, OpenCode | 2 | 5,856 tok |
| pnaque/pnaque_codex-universal-design-skill Unified design skill for Claude Code + OpenAI Codex. Adaptation of ZeroZ-lab/cc-design (MI | 1 | Codex, OpenCode | 1 | 1,049 tok |
| Supersynergy/awesome-agentic-coding Turn Claude Code into a failsafe, token-efficient, one-shot coding machine. 50+ tools, 7 s | 1 | Claude Code, Codex, OpenCode | 2 | 161 tok |
| trendinux/agentic-awesome-skills sickn33.github.io Installable GitHub library of 1,900+ agentic skills for Claude Code, Cursor, Codex CLI, Au | 1 | Codex, OpenCode | 1 | 661 tok |
| anti-enterprises/proj-init Claude Code skill for initializing new project repos with standardized configuration, GCP | 1 | Claude Code, Codex, OpenCode | 2 | 939 tok |
| DeeeFOX/awesome-agent-search Research and best practices for bringing web search into Codex, Claude Code, OpenClaw, and | 1 | Codex, OpenCode | 1 | 435 tok |
| andyluu98/awesome-petdash Desktop pet that monitors your AI coding agents + shows Claude Code quota (used % and rese | 1 | Codex, OpenCode | 1 | 803 tok |
| pedroiff0/awesome-skills Enterprise-grade library of reusable Skills, Agents & Plugins for AI agents — multi-tool ( | 1 | Codex, OpenCode | 1 | 776 tok |
| sendralt/agentic-awesome-skills The Ultimate Collection of 200+ Agentic Skills for Claude Code/Antigravity/Cursor. Battle- | 1 | Codex, OpenCode | 1 | 661 tok |
| JosephDeepIntelli/awesome-sales-pitches Skill-first library of reusable sales-pitch patterns for Claude Code and Codex agents. Tur | 1 | Codex, OpenCode | 1 | 240 tok |
| jschick04/CopilotInstructions | 1 | Codex, GitHub Copilot, OpenCode | 18 | 64,289 tok |
| zarfld/copilot-instructions-template | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 22 | 73,121 tok |
| nerdCopter/copilot-prompts VS Code Copilot prompt/instructions repository: agents, skills, instructions, and prompt f | 1 | Codex, OpenCode | 1 | 348 tok |
| thomasiverson/copilot-compose Compose and sync copilot-instructions from a shared master repo — VS Code extension | 1 | Claude Code, Codex | 2 | — |
| vinn-ie/stmllm GitHub Copilot custom instructions for STM32 embedded development. | 1 | Codex, GitHub Copilot, OpenCode | 5 | 5,679 tok |
| virtualrussel/dynatrace-ai-dtctl-workspace Dynatrace AI workspace — Skills, prompts, MCP config, and Copilot instructions for observa | 1 | Claude Code, Codex, GitHub Copilot | 43 | 3,522 tok |
| LukeFrankio/LukesCopilotInstructions | 1 | Claude Code, Codex, GitHub Copilot | 39 | 227,215 tok |
| cgfixit/AzureAI-CopilotStudio-PersonalAgent-Instructions Azure OpenAI Copilot Studio Personal Agent - Production-tested system instructions for ent | 1 | Claude Code, Codex | 14 | 29 tok |
| Salberg87/batonq-skills Multi-CLI role skills for batonq autonomous coding agents — worker, judge, pr-runner, expl | 1 | Claude Code, Codex, OpenCode | 2 | 119 tok |
| OpenOps-Studio/vibe-driven-dev Agent-first framework for safe vibe coding. Turn messy product ideas into structured plans | 1 | Claude Code, Codex, OpenCode | 8 | 4,099 tok |
| TheStreamCode/agentic-rd-skill mikesoft.it Portable multi-agent research workflow skill for Codex, Claude Code, GitHub Copilot, Gemin | 1 | Codex, OpenCode | 1 | 1,439 tok |
| azgem102-max/ai-project-context-kit Vendor-neutral shared project context kit for Codex, Claude Code, ChatGPT, Copilot, Gemini | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 541 tok |
| JHdehao/gemini-mem-v3 The final evolved version of gemini-mem | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 9 | 2,923 tok |
| UKHO/UKHO.GitHubCopilot.ToolKit A repository of tools (instructions, prompts and agents) to help you on your GitHub Copilo | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 29 | 14,748 tok |
| msopariw/GitHubCopilotDemo Simple Todo app to demonstrate GitHub Copilot features: Custom Instructions, Skills, Custo | 1 | Claude Code, Codex, GitHub Copilot | 7 | 532 tok |
| coderandhiker/copilot-when-to-use-what Talk track on the current state of tools (prompts, instructions, agents, sub agents, etc) | 1 | Claude Code, Codex | 1 | — |
| jiamaozheng/awesome-claude-code | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,181 tok |
| trsdn/github-copilot-cli Blueprint for customizing GitHub Copilot CLI — custom agents, instructions, skills, and MC | 1 | Codex, GitHub Copilot, OpenCode | 3 | 1,570 tok |
| KIMISKI33/awesome-copilot Community-contributed instructions, agents, skills, and configurations to help you make th | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,294 tok |
| zexion7873/copilot-setting Agentic context engineering for GitHub Copilot — agents route, skills execute, instruction | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 31 | 11,547 tok |
| alipajand/agent-context-doctor Audit agent context files like AGENTS.md, CLAUDE.md, .cursor/rules/*.mdc, .github/copilot- | 1 | Codex, OpenCode | 1 | 572 tok |
| sandraschi/openbci-mcp OpenBCI EEG MCP server (BrainFlow + SOTA webapp) | 1 | Codex, OpenCode | 1 | 105 tok |
| jacobpixleratgather/bitbucket-mcp npmjs.com | 1 | Claude Code, Codex, OpenCode | 2 | 3,261 tok |