23,196 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 |
|---|---|---|---|---|
| lzehrung/codegraph CLI, MCP and TS library that turns source code into a map of files, symbols, references, a | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,225 tok |
| zinxj/uikit-expert-skill uikit-expert-skill.vercel.app Provide accurate, efficient, and modern UIKit Swift code using an AI agent skill focused o | 5 | Claude Code, Codex, OpenCode | 2 | 1,387 tok |
| openclaw/carapace carapace.design Canonical web design tokens, styles, and agent guidance for OpenClaw | 5 | Claude Code, Codex, OpenCode | 2 | 471 tok |
| topprismdata/cultivating-ml-agent A self-improving ML agent that compounds capability across projects through knowledge crys | 5 | Codex, OpenCode | 1 | 3,602 tok |
| cortadel/cortadel cortadel.ai Self-hosted long-term temporal graph memory for AI agents — MCP, REST and a dashboard in o | 5 | Claude Code, Codex, OpenCode | 2 | 3,971 tok |
| netresearch/typo3-testing-skill Agent Skill for creating and managing TYPO3 extension tests | Claude Code compatible | 5 | Codex, OpenCode | 1 | 816 tok |
| netresearch/german-technical-writing-skill Agent Skill for natural German technical register in Jira tickets, internal German docs, a | 5 | Codex, OpenCode | 1 | 618 tok |
| cookieMonsterDev/agents-skills Agent Skills for coding agents | 5 | Codex, OpenCode | 1 | 2,330 tok |
| TechSpokes/skill-base-template Skill template for AI agents | 5 | Codex, GitHub Copilot, OpenCode | 4 | 1,892 tok |
| dbhosbu-dotcom/renwei Renwei — book-length Chinese AI humanizer. 51 rules covering AI tells, Euro-Chinese syntax | 5 | Codex, OpenCode | 1 | 863 tok |
| ldilov/harness-forge AI coding agent runtime that makes LLMs understand your codebase with repository-aware con | 5 | Claude Code, Codex, OpenCode | 3 | 4,585 tok |
| hraness/atet atet.sh Local-first AI media generation and video editing toolkit for coding agents, with a Bun CL | 5 | Claude Code, Codex, OpenCode | 2 | 3,215 tok |
| epfl-lara/LeanProbe Fast Lean 4 proof feedback for coding agents. CLI, Python library, and MCP server with war | 5 | Codex, OpenCode | 1 | 1,005 tok |
| its-me-prash/kleinanzeigen-reader Read & analyze any kleinanzeigen.de listing from any AI system — MCP server, function-call | 5 | Claude Code, Codex, OpenCode | 2 | 1,416 tok |
| dimpagk92/cellar Computer Experience Layer — MCP server for native computer use on macOS. Structured percep | 5 | Claude Code, Codex, OpenCode | 2 | 2,584 tok |
| choiyounggi/dev-loop LLM Knowledge Management • Wiki-grounded verification • RFC-based documentation • Best pra | 5 | Claude Code, Codex, OpenCode | 1 | 3,217 tok |
| blisspixel/recon pypi.org Map a domain's public technical footprint with provenance, confidence, and explicit uncert | 5 | Claude Code, Codex, OpenCode | 2 | 6,909 tok |
| Labs64/NetLicensing-MCP netlicensing.io The official NetLicensing MCP Server is a natural language interface that enables agentic | 5 | Claude Code, Codex, OpenCode | 2 | 2,150 tok |
| rezamotaghi/cbctscope rezamotaghi.com Full CBCT + 2D radiograph viewer from a board-certified oral and maxillofacial radiologist | 5 | Codex, OpenCode | 1 | 1,526 tok |
| Ker102/Harneloop harneloop.kaelux.dev Build self-evolving AI agent harnesses with portable harness units, artifact-aware testing | 5 | Codex, OpenCode | 1 | 1,014 tok |
| Dragoon0x/argus dragoon0x.github.io The design intelligence runtime for AI agents. 49 rules. Zero LLM. MCP-native. Give your a | 5 | Claude Code, Codex, OpenCode | 2 | 2,636 tok |
| david-engelmann/maidan david-engelmann.github.io The operating layer for teams of AI agents | 5 | Claude Code, Codex, OpenCode | 2 | 35,134 tok |
| thierry-gilgen-ict/engawa Engawa — the open toolkit for agent-native websites. Bring your agent. | 5 | Codex, OpenCode | 1 | 772 tok |
| nanwer/trip-search-mcp MCP server giving Claude live access to flights, hotels, vacation rentals, Airbnb, activit | 5 | Codex, OpenCode | 1 | 2,670 tok |
| mgovedarov/mcp-vcf-orchestrator MCP server for VCF Automation Orchestrator — manage workflows, actions, configuration elem | 5 | Claude Code, Codex, OpenCode | 3 | 8,700 tok |
| astandrik/codex-pets pets.ydb-qdrant.tech Community gallery, CLI, and MCP service for Codex-compatible animated pets, backed by YDB. | 5 | Codex, OpenCode | 1 | 1,914 tok |
| lidless-labs/immichctrl lidless.dev Your photo library outgrew the click-grid. immichctrl gives shells, cron, and agents one t | 5 | Claude Code, Codex, OpenCode | 2 | 1,600 tok |
| daocodotorg/basic-blog npmjs.com Headless blog & CMS as a Convex component: npm package (basic-blog-convex-blog-cms), bundl | 5 | Codex, OpenCode | 1 | 618 tok |
| The-40-Thieves/obsidian-tc Obsidian Turbocharged — governed, agent-ready Obsidian MCP server. 163 tools across 31 dom | 5 | Claude Code, Codex, OpenCode | 9 | 4,035 tok |
| dcc-mcp/dcc-mcp-3dsmax pypi.org 3ds Max adapter for the DCC Model Context Protocol ecosystem | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 8 | 3,635 tok |
| Reederey87/grok-build-codex-plugin Codex CLI plugin: delegate reviews and bounded coding tasks to the local Grok Build CLI vi | 5 | Claude Code, Codex, OpenCode | 2 | 733 tok |
| BashaarJavaid/MCP-Sentinel bashaarjavaid.github.io PortunusMCP Sentinel: build-time security scanning for MCP servers. | 5 | Codex, OpenCode | 1 | 40,651 tok |
| hongshuo-wang/agent-usage-desktop A desktop app for local usage, cost, throughput, and session analytics across Claude Code, | 5 | Claude Code, Codex, OpenCode | 2 | 1,751 tok |
| KunanonJ/ai-skills-hub 542 cross-platform SKILL.md workflows for Cursor, Claude Code, Codex, Gemini CLI, Windsurf | 5 | Codex, Cursor, OpenCode | 2 | 690 tok |
| Yamato-main/gemini-discord Bring your local Gemini CLI agent into Discord as a persistent operational presence. | 5 | Codex, OpenCode | 1 | 520 tok |
| Ven0m0/gemini-web-wrapper gemini-web-wrapper.vercel.app A Bun + FastAPI monorepo for running a mobile-friendly AI workspace in the browser, backed | 5 | Claude Code, Codex, OpenCode | 2 | 1,123 tok |
| Kepsilent/Bug-Report-Skill BRS (Bug Report System) v3.0 — Cross-platform crash monitoring & AI diagnosis | Cross-plat | 5 | Codex, OpenCode | 1 | 429 tok |
| VietHann/agent-workspace Repository-aware context and validated workflows for Codex, Claude Code, Cursor, Copilot, | 5 | Codex, OpenCode | 1 | 493 tok |
| jyunming/Axon jyunming.github.io Local-first RAG engine with cited answers from your own docs. GraphRAG, sealed sharing, MC | 5 | Codex, GitHub Copilot, OpenCode | 10 | 9,587 tok |
| ArtSabintsev/everquest-legends-mcp Read-only MCP server for EverQuest Legends public sources. | 5 | Claude Code, Codex | 1 | — |
| platinoff/poolAI Madevinc corp thats one guy with cursor ai creating hybrid decentralisating pool grid syst | 5 | Claude Code, Codex, Cursor, OpenCode | 31 | 4,256 tok |
| AndresJejen/beitlab_home_lab_cluster | 5 | Codex, Cursor, OpenCode | 3 | 510 tok |
| programasweights/rules-as-programs | 5 | Codex, OpenCode | 1 | 2,831 tok |
| flagskit/flagskit Feature flags for React and TypeScript. Percentage rollout, user targeting, type-safe — no | 5 | Claude Code, Codex, OpenCode | 8 | 1,670 tok |
| moVictor99/shopify-theme-builder Interview-first skill that builds complete, theme-editor-controllable Online Store 2.0 Sho | 5 | Codex, OpenCode | 1 | 1,564 tok |
| xiaozhi86/qamaster An intelligent R&D productivity assistant based on large language models. It deeply analyz | 5 | Codex, OpenCode | 1 | 655 tok |
| dirnbauer/typo3-skills TYPO3 v14 Agent Skills: 26 owned + 11 vendored, with a measured eval harness and a single | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode, Windsurf | 5 | 5,971 tok |
| chaichiang/gtm-expert Source-traceable GTM diagnosis, expert perspectives, and actionable experiments. | 5 | Claude Code, Codex, OpenCode | 2 | 479 tok |
| open-horizon-labs/repo-native-alignment Code is a graph serialized as text. Agents fail when they reason over the serialization in | 5 | Claude Code, Codex, OpenCode | 35 | 3,895 tok |
| claude-office-skills/claude-wps-word-plugin WPS Office Word AI document assistant — write, polish, and format documents using natural | 5 | Codex, OpenCode | 1 | 917 tok |