43,636 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 |
|---|---|---|---|---|
| Shengwang-Community/skills | 14 | Claude Code, Codex, OpenCode | 2 | 578 tok |
| lando-labs/cami Claude Agent Management Interface - Agent deployment and management system | 14 | Claude Code | 14 | 8,443 tok |
| tae0y/python-project-template Project template for Claude Python Vibecoding workflow | 14 | Claude Code | 3 | — |
| rupakm/leslie | 14 | Claude Code, Codex, OpenCode | 22 | 1,223 tok |
| fullstacktard/claude-workflow Automated Claude Code configuration setup for existing projects | 14 | Claude Code | 1 | 1,645 tok |
| cp-yu/md2word A skill for converting Markdown to Word under template constraints. Supports sorting and M | 14 | Claude Code, Codex | 1 | — |
| devjefferson/synapos | 14 | Claude Code, Codex, GitHub Copilot, OpenCode | 12 | 1,610 tok |
| christopher-buss/bedrock bedrock-livid.vercel.app Infrastructure-as-code for Roblox. | 14 | Claude Code, Codex | 62 | 4,293 tok |
| izaac/nixos-config Izaac Reproducible Configuration | 14 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,156 tok |
| kavo-labs/kavo kavo.js.org 🚀 The fastest way to build CRUD APIs in TypeScript. Works with your favorite JavaScript f | 14 | Claude Code | 21 | 5,048 tok |
| hltcoe/routir hltcoe.github.io Fast and simple server to host state-of-the-art retrieval models | 14 | Claude Code | 1 | 4,146 tok |
| Dynokostya/just-works Set of instructions for Claude Code base installation that integrates in any project | 14 | Claude Code, Codex, OpenCode | 35 | 5,093 tok |
| vchelaru/FlatRedBall2 | 14 | Claude Code | 27 | 3,832 tok |
| PranavBakre/Junior My successor once AGI arrives | 14 | Claude Code, Codex, OpenCode | 10 | 4,525 tok |
| DimitriGeelen/agentic-engineering-framework Governance framework for AI coding agents — enforces task traceability, structural gates, | 14 | Claude Code, Codex, OpenCode | 28 | 31,776 tok |
| Muxi-X/ccnubox_rn [In use] Huashi Box frontend | 14 | Codex, OpenCode | 1 | 86 tok |
| davidcforbes/Beads-Kanban A VSCode extension built on top of steveyegge/Beads that provides a KanBan, Tableview, and | 14 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 9,247 tok |
| ClarkOhlenbusch/PromptPacker prompt-packer-one.vercel.app A simple and Light Weight PromptPacker for any Web Based AI tool | 14 | Gemini CLI | 1 | 737 tok |
| therealharpaljadeja/monskills skills.devnads.com Set of coding assistant skills that help build fully deployed apps on Monad | 13 | Claude Code, Codex, OpenCode | 2 | 16 tok |
| stufently/aviasales-mcp MCP server for flight price search via the Aviasales / Travelpayouts Data API. 13 read-onl | 13 | Codex, OpenCode | 1 | 1,803 tok |
| fpt/go-dev-mcp A MCP server for Golang development | 13 | Claude Code | 3 | 573 tok |
| kevinlin/cowork-z A local-first AI workspace that keeps your work private, organized, and ready to run. | 13 | Claude Code | 4 | 2,868 tok |
| andrewvaughan/agent-council Multi-perspective AI development workflows using councils of specialized agents. Plan, bui | 13 | Claude Code, Codex, OpenCode | 2 | 9,371 tok |
| ombulabs/claude-code_dual-boot-skill fastruby.io A Claude Code skill to dual boot your Ruby application with Bundler and next_rails | 13 | Claude Code | 1 | 1,333 tok |
| aborroy/aiup-alfresco A Claude Code plugin that packages Alfresco extension development as slash commands, skill | 13 | Claude Code, Codex, OpenCode | 2 | 21,414 tok |
| calebzu/pmsm-control-claude-skills-for-matlab PMSM Claude Skills: methodology + skill library for AI-augmented MATLAB/Simulink modeling | 13 | Claude Code | 1 | 1,096 tok |
| DevonPeroutky/agent-profiler npmjs.com | 13 | Claude Code | 1 | 4,101 tok |
| Emily2040/rapid-domain-mastery A universal Agent Skill for deep, multi-source learning across 18+ AI coding agents | 13 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 872 tok |
| hraness/kb hraness.com A knowledge base for coding agents, built from Markdown, backlinks, semantic search, and G | 13 | Claude Code, Codex, OpenCode | 7 | 3,979 tok |
| PJuniszewski/cook | 13 | Claude Code | 3 | 1,616 tok |
| xhongc/spark-novel AI fiction, short stories, Agent writing, and writing an engaging short story during your | 13 | Claude Code, Codex, OpenCode | 2 | 1,759 tok |
| CrestApps/CrestApps.AgentSkills crestapps.com Shared AI agent skills and MCP tooling for .NET applications and Orchard Core based projec | 13 | Codex, GitHub Copilot, OpenCode | 3 | 3,728 tok |
| serbanghita/plan-critique-skills Planning skills for Claude Code, Copilot, Agy, etc. | 13 | Claude Code, Gemini CLI | 6 | 1,205 tok |
| shahtuyakov/claude-setup | 13 | Claude Code | 1 | 738 tok |
| devnomad-byte/techneering Spec-driven development skills plugin for Claude Code and Codex: 16 tn: skills for spec, i | 13 | Claude Code, Codex, OpenCode | 2 | 2,138 tok |
| leetwito/cc-htmlfeedback The tool for interactively reviewing an HTML plan for Claude Code | 13 | Claude Code | 1 | 1,312 tok |
| Smithbox-ai/ControlFlow Multi-agent orchestration for VS Code Copilot, Claude Code, OpenAI Codex and Cursor | 13 | Claude Code, GitHub Copilot | 3 | 2,885 tok |
| phrase/phrase-mcp-server developers.phrase.com Deprecated - Please use the remote Phrase MCP server instead. See: developers.phrase.com/e | 13 | Codex, OpenCode | 1 | 1,037 tok |
| denn-gubsky/loomcycle loomcycle.dev The runtime substrate for agentic systems — one Go binary, six LLM providers, MCP-native, | 13 | Claude Code | 1 | 13,063 tok |
| rushikeshmore/shopify-partner-agent MCP server for Shopify Partner API analytics - 25 tools for MRR, churn, retention, merchan | 13 | Claude Code | 1 | 738 tok |
| pariyar07/kybernetes satyampariyar.com Runtime-adaptive steering layer and portable control contract for hard agentic work: durab | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 978 tok |
| Redtropig/harness-anchor A warn-only runtime layer for Claude Code agents. Keeps feature state, scope and handoffs | 13 | Claude Code | 1 | 2,570 tok |
| voodootikigod/skills-check skillscheck.ai The missing quality toolkit for Agent Skills | 13 | Claude Code, Codex, OpenCode | 2 | 7,374 tok |
| AdrianV101/obsidian-pkm-plugin npmjs.com Connect Claude Code to your Obsidian vault — MCP server plugin with 20 tools, agents, and | 13 | Claude Code | 1 | 4,656 tok |
| Axect/magi-researchers Three AI models, one synthesis — Claude, Gemini & Codex cross-verify each other for rigoro | 13 | Claude Code | 1 | 105 tok |
| ggombee/code-forge code-forge for configuring combinations of AI agent skills, agents, and more | 13 | Claude Code, Codex, OpenCode | 2 | 1,993 tok |
| clomia/claude-automata claude-automata.clomia.com An autonomous agent environment for Claude Code. 24/7 full self-driving: delegate everythi | 13 | Claude Code | 2 | — |
| sidkandan/universal-remote-control Control Codex and Gemini from the Claude app on your phone. Cross-CLI agent communication | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 11 | 10,444 tok |
| sergiobayona/vector_mcp sergiobayona.github.io A server implementation for the Model Context Protocol (MCP) in Ruby. | 13 | Claude Code, Codex, OpenCode | 6 | 9,301 tok |
| agentic-research/cloister Workerd-based hypervisor with a declarative Cap'n Proto manifest. Substrate-level identity | 13 | Claude Code, Codex, OpenCode | 2 | 10,977 tok |