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 |
|---|---|---|---|---|
| Yurich-ru/yandex-ads-mcp MCP server for Yandex Direct, Metrika, Audience & Wordstat APIs — 152 tools for campaign m | 30 | Claude Code, Codex, OpenCode | 4 | 3,735 tok |
| redhat-community-ai-tools/harness-eval Evaluate (lint, review, and security-audit) your AI coding agent harness. | 30 | Claude Code, Cursor | 7 | 1,086 tok |
| jonradoff/lightcms metavert.io Self-hosted CMS that works human or headless: full admin UI plus REST and MCP APIs, built- | 30 | Claude Code | 1 | 6,115 tok |
| Klievan/jlink-mcp marketplace.visualstudio.com Give AI hands to touch silicon — an MCP server for SEGGER J-Link, OpenOCD and Black Magic | 30 | Claude Code | 1 | 1,162 tok |
| edvardgrishin27/frameproof An agent that watches videos without blind spots and proves it saw them with timecodes. Of | 30 | Codex, OpenCode | 1 | 334 tok |
| cabbage2000-lab/textbook-writer-skills A UbD reverse-design-driven teaching material writing skill set, installable in one click | 30 | Claude Code, Codex, OpenCode | 2 | 5,679 tok |
| RBraga01/Quality-Engineering-Skills rbraga01.github.io 22 quality engineering skills and 8 agents for AI — ISO 9001, IATF 16949, AIAG-VDA FMEA, V | 30 | Claude Code | 1 | 417 tok |
| yuema137/scientific-eval-environments Live Knowledge Base of LLM Agents for Science | 30 | Claude Code | 1 | 2,977 tok |
| leanprover/lean-beam Claude/Codex skill and local workflow layer for efficient interaction with Lean 4 and Mont | 30 | Claude Code, Codex, OpenCode | 2 | 1,600 tok |
| shuangji66/fluxor A mihomo control panel for Linux | 30 | Codex, OpenCode | 1 | 6,749 tok |
| hyperlogue/r3 hyperlogue.github.io Review coding agents without arguing through chat. Comment directly on plans and diffs, le | 30 | Claude Code, Codex, OpenCode | 7 | 3,749 tok |
| neoswarm/neosh neoswarm.dev A TUI agent orchestrator for power users. | 30 | Claude Code, Codex, OpenCode | 2 | 33,979 tok |
| ou524u/PKUOttoElective2026Spring | 30 | Claude Code | 1 | 1,871 tok |
| Chasen-Liao/resume-skills Generate polished resume skills with an Agent in one sentence, and match them to relevant | 30 | Claude Code, Codex, OpenCode | 8 | 1,067 tok |
| certinia/debug-log-analyzer-mcp npmjs.com Apex Log MCP Server - AI-powered Salesforce Apex debug log analysis. Find performance bott | 30 | Claude Code | 4 | 1,585 tok |
| fishzjp/qa-skills fishzjp.github.io Make AI work like a senior test engineer: a testing engineering Skill framework for AI Age | 30 | Codex, OpenCode | 1 | 1,261 tok |
| cubrid-lab/cubrid-mcp-server cubrid-lab.github.io A Model Context Protocol (MCP) server for CUBRID database — enabling LLMs to inspect schem | 30 | Codex, OpenCode | 1 | 1,565 tok |
| techysy/10router 10Router — local AI routing gateway & dashboard (a streamlined and optimized version of 9R | 30 | Claude Code | 1 | 2,747 tok |
| steveaimkt/proposal-agent-github Proposal agent | 30 | Claude Code | 28 | 2,026 tok |
| dcloudio/uni-app-x-ai-rules | 30 | GitHub Copilot | 1 | 17,451 tok |
| bigkevmcd/go-configparser An implementation of the Python ConfigParser in Go | 30 | GitHub Copilot | 1 | 1,673 tok |
| gonzalop/wombatt A tool for monitoring batteries and inverters. | 30 | Gemini CLI | 1 | 313 tok |
| container-registry/harbor-next container-registry.com Next-generation Harbor. Use features before they move upstream. | 30 | Claude Code, Codex, OpenCode | 2 | 1,074 tok |
| ai-ecoverse/slicc sliccy.com A browser-native AI agent (claw) for everyone that loves ice cream | 30 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 3,685 tok |
| Erikote04/Swift-API-Design-Guidelines-Agent-Skill Swift API Design Guidelines Agent Skill for AI coding tools that support the Agent Skills | 29 | Codex, GitHub Copilot, OpenCode | 2 | 1,478 tok |
| publisher-skill/publisher Publish HTML frontend games to the AI Game MCP platform. | 29 | Codex, OpenCode | 1 | 1,801 tok |
| charlie-labs/daemons Charlie Labs catalog of suggested daemon files and agent skills. | 29 | Codex, OpenCode | 1 | 1,224 tok |
| halo-dev/cli npmjs.com CLI for Halo, Halo for Agents. | 29 | Codex, GitHub Copilot, OpenCode | 2 | 2,095 tok |
| mennanov/blockwatch Language agnostic linter that keeps your code and documentation in sync and valid | 29 | Claude Code, Codex, OpenCode | 3 | 2,920 tok |
| TheWinci/mimirs Local MCP server that gives AI coding agents persistent, searchable memory of your codebas | 29 | Claude Code | 1 | 1,614 tok |
| kirbah/mcp-youtube High-efficiency YouTube MCP server: Get token-optimized, structured data for your LLMs usi | 29 | Codex, OpenCode | 1 | 1,354 tok |
| tropeai/trope-cua trope.ai Background computer use for desktop agents on Windows and macOS | 29 | Codex, OpenCode | 1 | 1,285 tok |
| bennypowers/asimonim bennypowers.dev The Design Tokens Multitool. CLI and go library; LSP and MCP; Generator and converter | 29 | Claude Code | 1 | 1,930 tok |
| redis-developer/adk-redis redis-developer.github.io Redis integration for Google Agent Development Kit (ADK) - Memory, Sessions, Search Tools, | 29 | Claude Code, Codex, OpenCode | 2 | 259 tok |
| nicholasglazer/gnosis-mcp gnosismcp.com Zero-config MCP server for searchable documentation (SQLite default, PostgreSQL optional) | 29 | Claude Code | 1 | 3,714 tok |
| ginkida/agent-dispatch pypi.org MCP server + CLI that lets Claude Code agents delegate tasks to agents in other project di | 29 | Codex, OpenCode | 1 | 4,481 tok |
| nidhinjs/prompt-mini A Claude Code plugin that stops vague prompts before they run. Detects your stack, asks ta | 29 | Claude Code | 1 | 1,208 tok |
| AgamiAI/agami-core agami.ai The trust layer between AI and your data. Turns your database schema - messy joins, undocu | 29 | Claude Code | 2 | 1,323 tok |
| derrickgong87/product-idea-excavator Open-source bilingual Claude Skill for product discovery interviews and high-quality PRDs. | 29 | Codex, OpenCode | 1 | 6,140 tok |
| Z-Bra0/Ski skicli.com Install AI agent skills from Git into Claude, Codex, Cursor, and OpenClaw with a manifest, | 29 | Claude Code, Codex, OpenCode | 2 | 418 tok |
| Litash/moomoo-api-mcp MCP Server for AI Agents to use Moomoo OpenAPI (https://www.moomoo.com/OpenAPI) | 29 | Codex, OpenCode | 1 | 143 tok |
| wcollins/packt-netops-ai-workshop 🔧 Build Intelligent Networks with AI | 29 | Claude Code, Codex, OpenCode | 2 | 1,075 tok |
| codefromkarl/ContextAtlas ContextAtlas — context infrastructure for AI coding agents: hybrid retrieval, project memo | 29 | Codex, OpenCode | 1 | 1,144 tok |
| kuhumcst/DanNet wordnet.dk The Danish WordNet. | 29 | Claude Code | 4 | 576 tok |
| janwilmake/agent-codemode npmjs.com Let the scripts your coding agent writes call your connected MCP servers (no extra auth) | 29 | Claude Code | 1 | — |
| omixam/pensamiento-critico Skill para Claude Code que analiza textos argumentativos con el marco Paul-Elder (8 elemen | 29 | Claude Code | 1 | — |
| philngt/contextd philngt.github.io Build system for AI coding-agent context. Generate deterministic, explainable context arti | 29 | Claude Code | 13 | — |
| democratize-technology/chronos-mcp MCP (Model Context Protocol) server for calendar operations | 29 | Claude Code | 1 | 1,075 tok |
| Sitecore/xmcloud-starter-js xmcloud-starter-js-chi.vercel.app | 29 | Claude Code, Windsurf | 2 | 18,405 tok |
| pe-menezes/vibeflow vibeflow.run Spec-driven development for AI agents. Define what to build, let the agent build it right. | 29 | Claude Code, Codex, OpenCode | 2 | 1,217 tok |