24,842 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 agents8,530Claude Code6,887Git and workflow3,618Data and AI3,582Backend and APIs3,558Languages3,485Planning3,325Code review2,903Testing2,691DevOps and cloud2,482Writing and docs2,481Memory and context2,373Research2,322Frontend2,310Security2,179Project management1,971
All Claude Code32,523 Codex24,842 OpenCode23,761 GitHub Copilot3,723 Gemini CLI2,038 Cursor1,771 Windsurf201 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| lm203688/aishield aishield.ai 🛡️ Agent-native AI tool security scanner. Scan MCP/Skill/GPT/Prompt for security risks. 4 | 2 | Claude Code, Codex, OpenCode | 2 | 3,994 tok |
| hshintelligence/agent-scrape agent-scrape.healingsunhaven.workers.dev Pay-per-call web scraping for AI agents — no signup, no API keys, just USDC. x402-monetize | 2 | Codex, OpenCode | 1 | 360 tok |
| livevariant/livevariant livevariant.com Open-source adaptive A/B testing where the whole test lives in a URL: no accounts, no API | 2 | Claude Code, Codex, OpenCode | 3 | 5,653 tok |
| eralpozcan/vision-squeezer visionsqueezer.com LLM-native image optimization MCP server | 2 | Claude Code, Codex, OpenCode | 2 | 2,280 tok |
| matematicsolutions/mcp-saos matematicsolutions.com MCP server for Polish common and Supreme Court case law via the SAOS API - verifiable cita | 2 | Claude Code, Codex, OpenCode | 3 | 1,314 tok |
| madamak/apache-airflow-mcp-server pypi.org Independent incident-response MCP server for Apache Airflow: diagnose failed DAGs from UI | 2 | Codex, OpenCode | 1 | 1,534 tok |
| laffeyp/cascade-img greenrosesystems.com MCP server for LLM-operable Midjourney image generation — compose, generate, inspect with | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 9,467 tok |
| mirnoorata/codexa Codex-native codebase intelligence: deterministic repo context, change-plan drift review, | 2 | Claude Code, Codex, OpenCode | 1 | 635 tok |
| nazar256/memheaven nazar256.github.io Self-hosted, searchable remote MCP memory server you own for ChatGPT and AI agents on Clou | 2 | Codex, OpenCode | 1 | 239 tok |
| neo4j-labs/neo4j-mcp-canary canary fork of the official neo4j MCP server | 2 | Codex, OpenCode | 1 | 2,668 tok |
| kaneg/k8s-mcp-go Safe Kubernetes access for AI agents via MCP. Read-only by default, with explicit permissi | 2 | Codex, OpenCode | 1 | 282 tok |
| ravendb/ravendb-mcp | 2 | Codex, OpenCode | 1 | 259 tok |
| divyanshu-iitian/SearchForge divyanshu-iitian.github.io Open-source web search API and MCP server for LLMs, AI agents, and RAG. Free sources, self | 2 | Codex, OpenCode | 1 | 118 tok |
| hugolsramos01-bit/mcp-agentic-server hugoramos.dev Turn Claude, ChatGPT, and any LLM into a safe, bloat-free Autonomous Coding Agent with sem | 2 | Codex, OpenCode | 1 | 424 tok |
| pduggusa/dugganusa-cli analytics.dugganusa.com CLI threat intel scanner + local STDIO MCP server: check IPs, domains, hashes, CVEs agains | 2 | Claude Code, Codex, OpenCode | 2 | 1,319 tok |
| tiagosilva07/zyrax-guard zyrax.io Audit your AI agent configs before you run them — prompt injection, rogue MCP servers, cre | 2 | Claude Code, Codex, OpenCode | 12 | 1,130 tok |
| tyler-mitchell/type-atlas 🧠 TypeScript code intelligence MCP server for coding agents — 🗺️ project-aware navigati | 2 | Claude Code, Codex, OpenCode | 4 | 5,987 tok |
| revsmoke/promptrejectormcp Open-source MCP and HTTPS screening for prompts, skills, and tool descriptions using TypeS | 2 | Claude Code, Codex, OpenCode | 2 | 744 tok |
| mikluko/jmap-mcp | 2 | Codex, OpenCode | 1 | 2,088 tok |
| vish288/mcp-coda pypi.org MCP server for the Coda API — 54 tools, 12 resources, 5 prompts for docs, pages, tables, r | 2 | Codex, OpenCode | 1 | 5,261 tok |
| yannmenec/inspectrum Catch the bad plan before you spend the tokens. Cross-LLM peer review via MCP. | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,681 tok |
| robertn702/webmcp-today webmcp.today Community registry of WebMCP packages for sites that have not implemented WebMCP. | 2 | Claude Code, Codex, OpenCode | 2 | 2,594 tok |
| vitaliemiron/cookidoo-mcp vitaliemiron.github.io Unofficial Cookidoo MCP server for AI-assisted Thermomix recipes, guided cooking, meal pla | 2 | Codex, OpenCode | 1 | 5,750 tok |
| xyzzylabs/tc39-mcp mcp.xyzzylabs.ai MCP for the TC39 specs (not affiliated with Ecma/TC39). SHA-pinned ECMA-262 + ECMA-402, AO | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,590 tok |
| xyzzylabs/wasm-mcp mcp.xyzzylabs.ai MCP server for the WebAssembly specification. SHA-pinned instructions, types, sections, fu | 2 | Claude Code, Codex, OpenCode | 2 | 1,002 tok |
| v1b3x0r/living-memory-engine viibe.to Model Context Protocol (MCP) memory server giving AI agents a persistent, shared world acr | 2 | Claude Code, Codex, OpenCode | 3 | 4,740 tok |
| sologovision/flato-design-mcp flato.ai The native canvas runtime for AI design, connected through MCP. | 2 | Claude Code, Codex, OpenCode | 2 | 378 tok |
| mrslbt/tabedata-mcp Japanese food nutrition for AI assistants. Bilingual JP/EN lookups across konbini, restaur | 2 | Codex, OpenCode | 1 | 3,449 tok |
| stonematt/mcp-obsidian-cli Save chat notes from Claude Desktop to your vault — MCP on Obsidian CLI. Keep what matters | 2 | Claude Code, Codex, OpenCode | 4 | 1,104 tok |
| rafaelcg/stripekit stripe.rafael.ltd The create-next-app of Stripe — declarative catalog reconciliation + correct-by-constructi | 2 | Claude Code, Codex, OpenCode | 2 | 1,066 tok |
| kaiser-data/lineup Lineup — a ChatGPT App (Alpic Skybridge MCP) that turns one sentence into an event pack: e | 2 | Codex, OpenCode | 1 | 32 tok |
| sebastienrousseau/camt053 camt053.com Read ISO 20022 camt.052, camt.053, and camt.054 bank-to-customer statements and generate v | 2 | Codex, OpenCode | 1 | 858 tok |
| zyqzyq/Unfour unfour.dev Local-first backend troubleshooting workspace for tracing failures across API, SSH, and da | 2 | Codex, OpenCode | 1 | 788 tok |
| nalediym/touch-grass touch-grass-xi.vercel.app A Claude Code plugin that teaches your AI agent to remind you to go outside. Weather-aware | 2 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| AUTHENSOR/AUTHENSOR authensor.com AI evaluation integrity research. We audit the benchmarks, LLM judges and scoring pipeline | 2 | Claude Code, Codex, Cursor, OpenCode | 3 | 2,309 tok |
| trycourier/courier-mcp | 2 | Claude Code, Codex | 1 | — |
| xiaojiou176-open/campus-copilot xiaojiou176-open.github.io Academic decision workspace with cited study context from Canvas, Gradescope, EdStem, and | 2 | Claude Code, Codex, OpenCode | 2 | 6,449 tok |
| antonio-mello-ai/mcp-airflow MCP server for airflow | 2 | Codex, OpenCode | 1 | 589 tok |
| stfade/moth npmjs.com A debugging workflow plugin for AI coding agents. Turns terminal failures into source-back | 2 | Codex, OpenCode | 1 | 1,253 tok |
| oryanmoshe/agent-skills Battle-tested skills for disciplined AI-assisted development. Task tracking, code review, | 2 | Claude Code, Codex, OpenCode | 4 | 874 tok |
| nolindnaidoo/regex-le letools.dev Find every regex in a codebase, and report which can be driven into catastrophic backtrack | 2 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 10,210 tok |
| nsphung/mcp-snowflake-server pypi.org MCP Snowflake Server NSP - A Snowflake MCP server — SQL queries, schema exploration, and d | 2 | Claude Code, Codex | 1 | — |
| partymola/fitbit-mcp modelcontextprotocol.io Retired - use google-health-mcp instead. The Fitbit Web API shuts down on 30 September 202 | 2 | Claude Code, Codex, OpenCode | 2 | 4,512 tok |
| alcylu/nightlife-mcp nightlifetokyo.com The first nightlife discovery MCP server. Search events, venues, and performers in Tokyo a | 2 | Claude Code, Codex, OpenCode | 2 | 6,614 tok |
| rabqatab/LexLink-ko-mcp MCP server integrating the Korean National Law Information Center Open API for structured | 2 | Codex, OpenCode | 1 | 3,027 tok |
| MarketcheckHub/marketcheck-api-mcp-apps apps.marketcheck.com Marketcheck MCP UI, embeddable apps showcase | 2 | Claude Code, Codex, OpenCode | 2 | 333 tok |
| bitrefill/bitrefill-mcp-server bitrefill.com A Model Context Protocol Server connector for Bitrefill public API, to enable AI agents to | 2 | Codex, OpenCode | 1 | 1,020 tok |
| shibley/mymcptools mymcptools.vercel.app MCP Server Directory - Find and compare Model Context Protocol servers | 2 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| JaviMaligno/mcp-server-bitbucket MCP server for Bitbucket API operations | 2 | Claude Code, Codex, OpenCode | 2 | 1,451 tok |
| aby-agency/aby-claude-watcher Dashboard desktop pour monitorer en temps réel vos sessions Claude Code | 2 | Claude Code, Codex, OpenCode | 7 | 18,578 tok |