How real projects configure their agents

43,813 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 agents7,750Claude Code6,665Data and AI3,660Backend and APIs3,501Languages3,396Git and workflow3,240Planning3,237Code review2,765Testing2,405Memory and context2,365Writing and docs2,337DevOps and cloud2,319Research2,286Frontend2,267Security2,044Project management1,742

All Claude Code31,993 Codex23,503 OpenCode22,448 GitHub Copilot3,567 Gemini CLI1,915 Cursor1,740 Windsurf150 Kiro86

Project Stars Configures Files Always loaded
shigechika/entraadm-mcp MCP server for Microsoft Entra ID sign-in/audit-log triage (read-only) 0 Claude Code, GitHub Copilot 2 2,971 tok
shigechika/eos-mcp MCP server for Arista EOS device operations via eAPI 0 Claude Code, GitHub Copilot 2 3,649 tok
shigechika/gwsadm-mcp MCP server for Google Workspace security auditing — login audit, external sharing, daily b 0 Claude Code, GitHub Copilot 2 6,021 tok
shigechika/junos-mcp MCP server for Juniper/JUNOS — show, upgrade with rollback, config push (commit confirmed) 0 Claude Code, GitHub Copilot 2 6,244 tok
shigechika/keycloak-mcp MCP server for the Keycloak Admin REST API — a strong ally for auth troubleshooting: inspe 0 Claude Code, GitHub Copilot 2 3,010 tok
shigechika/zapi-mcp MCP server for the Zabbix API — daily brief, problems, hosts, items 0 Claude Code, GitHub Copilot 2 3,814 tok
shmindmaster/gitpin shmindmaster.github.io Require exact PR evidence before agent-authored changes merge. Local evidence MCP + base-t 0 Claude Code, Codex, OpenCode 2 1,288 tok
runcycles/cycles-mcp-server runcycles.io MCP budget and risk authority for Cycles — runtime governance for Claude, Cursor, and Wind 0 Claude Code 3 185 tok
rustok-org/mcp rustokwallet.com Rustok MCP server — self-custody wallet tools for AI agents over MCP (SSE + stdio). Thin c 0 Codex, OpenCode 1 3,549 tok
rwaldman/agentbits agentbits.dev Machine-readable utilities and datasets for AI agents. MCP + HTTP + x402. 0 Codex, OpenCode 1 328 tok
rwestergren/hevy-mcp Manage your Hevy workouts, routines, folders, and exercise templates. Create and update se 0 Claude Code, Codex, GitHub Copilot, OpenCode 3 6,835 tok
ryanmat/mcp-server-logicmonitor MCP server for LogicMonitor REST API v3 integration. Enables AI assistants to interact wit 0 Claude Code 6 —
ryanduguid/aus-accounting-mcp duguid.com.au Local MCP server for Australian accounting review: ATO small-business benchmarks, Payday S 0 Claude Code, Codex, OpenCode 2 439 tok
ryanthegentry/402index 402index.io Protocol-agnostic directory of paid APIs (L402 + x402 + MPP) for AI agents 0 Claude Code, Codex, OpenCode 2 1,960 tok
shuaicongxiaomai/agentguard 0 Claude Code 1 871 tok
sidduHERE/agentpool pypi.org Local CLI and MCP control plane for coding-agent worker sessions 0 Codex, OpenCode 1 340 tok
silly-geese/quality-qr-mcp MCP server for creating and managing trackable QR codes. 6 tools, 12 QR types, scan analyt 0 Claude Code 1 198 tok
sincekmori/negirau negirau.com Negirau lets anyone send a one-tap, login-free appreciation to the people behind everyday 0 Claude Code, Codex, OpenCode 2 5,112 tok
sethclawd-prog/schemaguard API Schema Drift Monitor — detect breaking changes in OpenAPI specs 0 Codex, OpenCode 1 498 tok
shakaran/symfony-agent-mcp Model Context Protocol server for Symfony applications — read-only introspection of routes 0 Claude Code 1 —
sharozdawa/content-optimizer Open source alternative to Surfer SEO. SERP-based content scoring with 7 categories, entit 0 Claude Code 1 —
sharozdawa/schema-gen AI-powered Schema.org JSON-LD markup generator. 12 schema types with live preview. Web app 0 Claude Code 1 —
skypier-jp-works/mcp-jp-corporate-id MCP server for validating and normalizing Japanese corporate numbers and qualified invoice 0 Claude Code 1 1,975 tok
skypier-jp-works/mcp-jp-paid-leave MCP server for Japanese statutory annual paid leave (nenkyu) calculations under the Labor 0 Claude Code 1 1,517 tok
slettmayer/calc-mcp-server MCP server for exact arithmetic: one safe calculator tool over an AST allowlist, with no u 0 Claude Code, Codex, OpenCode 2 1,678 tok
snapsynapse/ai-incident-law aiincidentlaw.org Open, searchable corpus of public legal and regulatory matters involving AI incidents, fai 0 Claude Code, Codex, OpenCode 2 1,985 tok
snapsynapse/publedge publedge.org Open recordkeeping protocol for fact-specific written interpretations between two parties: 0 Claude Code, Codex, OpenCode 2 1,827 tok
solsolettidev/nats-trail 0 Codex, OpenCode 1 1,037 tok
sota-deploy/mcp-server MCP server for sota.io -- deploy web apps via AI agents 0 Claude Code 1 1,599 tok
soulmaten7/potal potal-x1vl.vercel.app 0 Claude Code, Cursor 5 15,509 tok
sparta2025/postgres-mcp 0 Claude Code 1 1,225 tok
spyyps/recommend-dish recommend dish 0 Claude Code, Gemini CLI 2 1,695 tok
Cvartel/Face-Recognition-MCP-Server The face recognition MCP server for AI-native development 0 Claude Code 1 3,588 tok
sugukurukabe/koko-call-mcp mcp.bid-jp.com 17 AI tools for Japanese government procurement bids via MCP. Streamable HTTP + OAuth 2.0. 0 Codex, OpenCode 1 295 tok
sunholo-data/ailang-parse sunholo.com Universal document parsing and generation in AILANG. Deterministic Office (DOCX/PPTX/XLSX) 0 Claude Code 8 943 tok
swisstruthorg/swiss-truth-mcp swisstruth.org Verified knowledge base for AI agents via MCP — certified facts with source references, co 0 Claude Code 5 391 tok
swperb/imgcli swperb.github.io Dependency-free command-line image conversion & processing in C — convert, resize, crop, f 0 Codex, OpenCode 1 1,265 tok
syamaner/coffee-roaster-mcp pypi.org RoastPilot MCP server for coffee-roaster telemetry, controlled actuation, first-crack dete 0 Claude Code, Codex, GitHub Copilot, OpenCode 15 2,635 tok
sylenzor/rigelonchain 0 Claude Code 1 1,147 tok
symbionix-sl/airstrings-cli airstrings.com AirStrings CLI — manage strings, locales, bundles, and publishing from the terminal 0 Claude Code, Codex, OpenCode 2 3,660 tok
takeyaqa/PictMCP Pairwise testing for your AI assistant 0 Claude Code, Codex, GitHub Copilot, OpenCode 3 511 tok
taux-io/twse-mcp MCP server for Taiwan Stock Exchange (TWSE) open data — Taiwan stock data assistant: lets 0 Codex, OpenCode 1 242 tok
teabagkim/claude-interview-mode 0 Claude Code 1 1,277 tok
srotzin/hivegate MCP server for cross-platform agent onboarding. Registers external agents, translates inte 0 Claude Code 1 548 tok
ssd7830-cmyk/korean-firefighter-law-mcp MCP server combining National Fire Agency public data (fires, emergency care, firefighting 0 Claude Code 2 962 tok
sseshachala/conduct-cli conductai.ai ConductGuard CLI — AI tool governance hook installer for Claude Code, Codex, and Cursor 0 Claude Code 6 136 tok
ssoward/a2ax Agent-to-Agent X — AI agents simulate a social network modeled after X.com 0 Codex, OpenCode 1 1,492 tok
stelis-dev/agent-q npmjs.com Agent-Q lets AI agents, Sui CLI, and local apps request signatures from a separate device 0 Codex, OpenCode 1 8,612 tok
stelis-dev/say-ur-intent npmjs.com Local-first MCP toolkit for Sui DeFi intents: turn a natural-language ask into verified on 0 Codex, OpenCode 1 4,294 tok
telegraphprotocol/telegraph-mcp 0 Claude Code, Codex 1 —