43,652 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 |
|---|---|---|---|---|
| flytohub/flyto-indexer flyto2.com Shows what a code change can break before an AI edits, and checks the repo before it says | 4 | Claude Code, Codex, OpenCode | 2 | 2,945 tok |
| DinanathDash/Envault envault.tech Auditable .env secret manager featuring aggressive CLI safeguards and GitHub JIT access. | 4 | Claude Code, Codex | 3 | — |
| kiranreddi/sentinel-dv Sentinel DV is an **open-source Model Context Protocol (MCP) server** that provides large | 4 | Claude Code, Codex | 3 | — |
| gvasile29/qai-consultant quality-ai-consultant.streamlit.app AI-powered QA Architect agent — generates ISTQB/OWASP/IEEE/ISO-grounded Test Strategies, R | 4 | Claude Code | 2 | 26,522 tok |
| Yuuqq/jules-dispatch yuuqq.github.io Turn Google Jules into a massively parallel AI coding workforce — batch-dispatch CLI + MCP | 4 | Claude Code | 1 | 389 tok |
| SegfaultSorcerer/heap-seance MCP server that channels JVM forensics into structured leak verdicts — for Claude Code. | 4 | Claude Code | 3 | 267 tok |
| davidf9999/gx-mcp-server A Python server that exposes Great Expectations data quality tools to LLM agents via the M | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,420 tok |
| feedthrough/feedthrough feedthrough.dev A debug bridge embedded inside your web app, exposing runtime internals to AI agents via M | 4 | Claude Code | 1 | 3,543 tok |
| gregario/mtg-oracle Magic: The Gathering MCP server with card search, rules lookup, deck analysis, and Command | 4 | Claude Code | 9 | 271 tok |
| amyodov/yet-another-agentic-chat pypi.org YAAC: yet-another-agentic-chat. Messaging between concurrent AI coding sessions, across cl | 4 | Claude Code | 3 | 7,862 tok |
| blightbow/parkour-mcp A content exploration toolkit that helps LLMs surface high signal, unsummarized web conten | 4 | Claude Code | 1 | 7,787 tok |
| cdeust/cortex-viz ai-architect.tools Cross-platform visualization MCP for Cortex — host-neutral live activity from Codex, Gemin | 4 | Claude Code | 1 | 203 tok |
| dawitlabs/capsule capsulectx.vercel.app Markdown context packs that help coding agents reduce repeated repository-discovery tokens | 4 | Claude Code, Codex, Cursor, OpenCode | 3 | 225 tok |
| Onplana/onplana-mcp-server onplana.com Official MCP server and TypeScript client for Onplana — connect Claude, ChatGPT, Cursor, a | 4 | Gemini CLI | 1 | 981 tok |
| cdeust/ai-architect-mcp-codebase ai-architect.tools AI Architect Codebase: cross-platform code intelligence MCP for Claude Code, Codex, Gemini | 4 | Claude Code | 7 | 273 tok |
| nicglazkov/commutescout commutescout.com Live road conditions across 37 US states: map, route planner, toll pricing, and AI assista | 4 | Claude Code | 1 | 373 tok |
| l-agence/agence l-agence.github.io Governance layer for AI coding agents — every action classified, gated, and cryptographica | 4 | Claude Code, Codex, Cursor, OpenCode | 4 | 2,107 tok |
| mspstack/mcp-planner MCP server for Microsoft Planner — plans, buckets, and tasks via Microsoft Graph, with del | 4 | Claude Code | 1 | 1,052 tok |
| go-ports/echovault Go port of echovault: Local-first memory for coding agents. Decisions, bugs, and context s | 4 | Claude Code, Codex, OpenCode | 2 | 4,651 tok |
| jacklenzotti/pullpush-mcp pullpush.io MCP for Reddit Post and Comment Data | 4 | Claude Code | 1 | — |
| kuzivaai/getregula getregula.com Local code-observable AI-governance indicators for EU AI Act, South Korea AI Basic Act and | 4 | Codex, OpenCode | 1 | 915 tok |
| mpmcgowen/metricui metricui.com React component library for analytics dashboards — KPI cards, charts, tables, and more wit | 4 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| humanity4ai/project_human humanity4ai.github.io 9 humanity skills for AI agents — crisis detection, WCAG audits, empathy, cultural sensiti | 4 | Codex, GitHub Copilot, OpenCode | 2 | 3,112 tok |
| j7an/nexus-mcp MCP server that lets AI models invoke CLI agents (Codex, Claude, OpenCode) as tools — with | 4 | Codex, OpenCode | 1 | 1,449 tok |
| kanylbullen/xupersplit split.xuper.fun Accountless group expense splitter — share a link, everyone adds what they paid, settle up | 4 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| mhcoen/mcp-relay MCP server that lets Claude Desktop and Claude Code pass messages without copy-paste | 4 | Claude Code | 1 | — |
| chrischall/booli-mcp Booli.se real estate MCP server for Claude — search listings, sold prices, areas & market | 4 | Claude Code | 1 | 1,401 tok |
| cyanheads/biorxiv-mcp-server npmjs.com Search and retrieve bioRxiv and medRxiv preprints — by DOI, date interval, or keyword — vi | 4 | Claude Code, Codex, OpenCode | 2 | 12,064 tok |
| iTophua/iterminal | 4 | Codex, OpenCode | 1 | 7,648 tok |
| jonnybottles/patch-tuesday-mcp pypi.org MCP server for Microsoft Patch Tuesday - query MSRC security updates, CVEs, and KBs with E | 4 | Claude Code, GitHub Copilot | 2 | 10,790 tok |
| lazyants/hetzner-mcp-server | 4 | Claude Code | 3 | 1,504 tok |
| marcoguillermaz/Tierward npmjs.com Governed AI coding on Claude Code: tiered pipelines, audit skills, MCP server. Claude gene | 4 | Claude Code | 2 | — |
| Goodeye-Labs/goodeye-cli CLI for Goodeye: turn business outcomes into verified AI workflows that agents run reliabl | 4 | Claude Code | 1 | — |
| pocketlantern/pocketlantern pocketlantern.dev Blocker-aware decision layer for AI coding agents, grounded in source-linked, time-sensiti | 4 | Claude Code | 1 | 2,593 tok |
| qxchuckle/qcqx-project-manage marketplace.visualstudio.com A VSCode plugin for managing projects, potentially making them easier to use. | 4 | Claude Code, Codex, Cursor, OpenCode | 41 | 111 tok |
| scottchronicity/ephemeris-mcp pypi.org Precision astronomical ephemeris for AI agents. An MCP server providing planetary position | 4 | Codex, GitHub Copilot, Cursor, OpenCode | 3 | 1,032 tok |
| ctxfile/ctxfile ctxfile.dev Local-first MCP server that snapshots your project's working state into one context object | 4 | Claude Code, Codex, OpenCode | 2 | 3,090 tok |
| evalor/Dida365MCP This is a Dida365/TickTick MCP server that Copilot spent 3 hours writing by itself! | 4 | GitHub Copilot | 1 | 2,628 tok |
| gabrielmahia/mpesa-mcp pypi.org MCP server for M-PESA Daraja API — STK push, B2C, balance, status. 7 tools. | 4 | Codex, OpenCode | 1 | 674 tok |
| mohisyed/JPOS-MCP The first open-source MCP server for jPOS and ISO 8583. Give AI agents deterministic acc | 4 | Claude Code | 2 | 1,349 tok |
| n24q02m/imagine-mcp mcp.n24q02m.com Image and video understanding + generation for AI agents -- across Gemini, OpenAI, and Gro | 4 | Claude Code, Codex, OpenCode | 2 | 4,418 tok |
| nonchan7720/manifold MCP Gateway(Support for OAS, Swagger and MCP Server) | 4 | Claude Code | 1 | — |
| planetscale/mcp-server planetscale.com PlanetScale mcp-server tools | 4 | Claude Code, Codex, Cursor, OpenCode | 3 | 10 tok |
| plumbkit/plumb getplumb.sh IDE intelligence for AI coding agents, with LSP semantics, tree-sitter indexing, project m | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 1,818 tok |
| theYahia/yookassa-mcp npmjs.com MCP server for YooKassa — payments, refunds, receipts, webhooks (Russia). Part of WWmcp — | 4 | Claude Code | 4 | — |
| yarrasys/kdbx Per-project secrets in local KeePassXC vaults, injected into commands without ever printin | 4 | Claude Code, Codex, OpenCode | 2 | 3,069 tok |
| farhan0167/cv-claw pypi.org Tailor your resume to any job by talking to Claude - ships as a CLI + Claude Skill. Resume | 4 | Claude Code | 1 | 841 tok |
| Sintexer/jvm-source-lens | 4 | Claude Code, Codex, OpenCode | 2 | 2,138 tok |
| paarths-collab/quant-brain-mcp MCP Server for Stock Analysis, Backtesting, and Portfolio Intelligence | 4 | Claude Code, Codex, GitHub Copilot, Cursor | 3 | 1,057 tok |
| shaumik/PokeArena An MCP server that lets LLM agents play Pokémon battles. | 4 | Codex, OpenCode | 1 | 5,449 tok |