How real projects configure their agents

23,222 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
G-Schumacher44/strata-oss Deterministic LookML analysis engine — dead code, zombie PDTs, schema drift 1 Codex, OpenCode 1 730 tok
bolens/appicon bolens.github.io Resolve desktop and brand icons to local file paths — CLI and MCP for Waybar, Rofi, script 1 Claude Code, Codex, OpenCode 11 422 tok
dduartee/mcp-searxng-local MCP server for local web search via SearXNG with optimized GitHub fetching 1 Codex, OpenCode 1 1,218 tok
stevenke1981/coart Codex-native infinite canvas plugin with React, tldraw, MCP Apps, project-local persistenc 1 Codex, OpenCode 1 291 tok
thisis-gp/ctxd thisis-gp.github.io Release-aware data context for MCP agents — draft trusted SQL for Metabase without schema 1 Codex, OpenCode 1 239 tok
Ailian0206/mcp-guardian Pre-call MCP tool policy gateway: allow / deny / redact / require_approval 1 Claude Code, Codex, OpenCode 2 465 tok
mergeos-bounties/gimp-mcp MCP server for GIMP image ops 1 Claude Code, Codex 1
damienbenveniste/substack-mcp damienbenveniste.github.io Draft-only MCP server for validating and managing Substack newsletter drafts. 1 Codex, OpenCode 1 1,203 tok
NeonN3mesis/fusion-toolsmith-mcp Safety-first, diagnostic, tool-first MCP server for serious agent-assisted Autodesk Fusion 1 Claude Code, Codex, OpenCode 2 253 tok
tmustier/code-mode-mcp Compose arbitrary MCP tools with JavaScript through one agent-agnostic stdio MCP server. 1 Codex, OpenCode 1 214 tok
iBerry420/gorked Computer-use agent framework for Grok Build CLI: OCR boxes, center targets, MCP tools, and 1 Claude Code, Codex, OpenCode 2 295 tok
manhatton31-svg/grok-agent-store grok-agent-store.chemical-lark.workers.dev Agent-only Grok skill marketplace — remote MCP + REST. Live: https://grok-agent-store.manh 1 Codex, OpenCode 1 340 tok
Mrquj/atimelogger-mcp-notion atimelogger-mcp integration with Notion 1 Claude Code, Codex, OpenCode 2 1,887 tok
jasp-nerd/kamernet-mcp MCP server for Kamernet.nl: search Dutch rooms, studios and apartments from Claude, Cursor 1 Codex, OpenCode 1 349 tok
arojit/vulnpilot-mcp An MCP server that gives AI assistants the ability to check open-source packages for vulne 1 Claude Code, Codex 1
tonmoy-dhroubo/scrapesearch-mcp 1 Codex, OpenCode 1 2,543 tok
amitnexTech/trailmem pypi.org Local-first, graph-linked persistent memory for AI coding agents — MCP server + CLI. SQLit 1 Codex, OpenCode 1 1,648 tok
STELIORD/agentic-awesome-skills sickn33.github.io AAS Core preview is the local, agent-first control plane for discovering, recommending, va 1 Codex, OpenCode 1 1,493 tok
hvrrgfe/aetherforge AetherForge Game Engine - AI-native game creation and runtime system 1 Codex, OpenCode 1 796 tok
ChinhHN-DEV/MCP_SAP_PRIVATE MCP_SAP_PRIVATE 1 Claude Code, Codex, OpenCode 17 545 tok
mattackerman1/freecad-tool-server HTTP + MCP tool server that lets an AI agent drive FreeCAD to build, analyze, and export 3 1 Claude Code, Codex, OpenCode 2 4,294 tok
domci/pinchtab-mcp MCP stdio server for PinchTab — browser automation for AI agents (OpenCode, Cursor, Claude 1 Codex, OpenCode 1 45 tok
szpak-dev/enclosure Enclosure runtime. 1 Codex, OpenCode 1 97 tok
sandraschi/sketchboard-excalidraw-mcp Excalidraw canvas authorship + headless-render MCP server (fork/merge of lesleslie/excalid 1 Claude Code, Codex, OpenCode 2 510 tok
KKSurendran06/Foresight-MCP 1 Claude Code, Codex 6 6,970 tok
matdev83/patch-file-mcp-fork Agent‑ready MCP server for precise, cross‑model file edits. Improves context management an 1 Codex, OpenCode 1 664 tok
gdavos007/stat-agent-mcp-spec Statistics Testing Agent 1 Codex, OpenCode 1 1,913 tok
jvanderberg/wikimemory Personal, passkey-protected memory for Claude, Codex, and other MCP clients 1 Claude Code, Codex, OpenCode 2 347 tok
totooss/relaycore RelayCore is a lightweight cross-agent memory and command relay for local AI runtimes. Ins 1 Claude Code, Codex, OpenCode 2 1,478 tok
teslashibe/web-scrape CLI-first website scrape + browser fetch with SSRF/robots guards and optional CapSolver Cl 1 Codex, OpenCode 1 592 tok
rome-protocol/rome-cli The Rome Protocol dev CLI + MCP server — grounded chain facts, build patterns, and the Rom 1 Codex, OpenCode 1 3,009 tok
marcmodin/mcp-prompt-server A demo of a universal prompt mcp that serves custom prompts that can be used in multiple A 1 Claude Code, Codex, OpenCode 5 374 tok
rayven122/mcp-ie-migration-vrt MCP server for paired Edge IE mode and Chromium Edge visual regression testing 1 Codex, OpenCode 1 1,011 tok
routemesh/routemesh-mcp MCP Server for the RouteMesh service 1 Codex, OpenCode 1 365 tok
projectakshith/netsniff MCP Server to sniff website traffic, host mock apis, and load tests 1 Claude Code, Codex 5
uscaidev/galpi-korean-law-mcp uscaidev.github.io Read-only MCP server for reviewing Korean laws by purpose 1 Claude Code, Codex, OpenCode 3 351 tok
alrcatraz/astra-aigate A all-in-one system to organise your LLM providers, MCP, and other supportive services for 1 Codex, GitHub Copilot, OpenCode 2 4,783 tok
sandraschi/podman-mcp FastMCP 3.5 control plane for Podman on Windows/WSL2 — containers, pods, compose, analytic 1 Claude Code, Codex, OpenCode 2 927 tok
Xsxdot/super-dev gosuper.dev AI-native runtime collaboration layer / An AI-native runtime collaboration layer — AI shar 1 Claude Code, Codex 1
ourobx/agent-ebpf ksec.space Zero-Code, Zero-Overhead Kernel Firewall for AI Workflows & LLM Agents (eBPF / MCP) 1 Claude Code, Codex, GitHub Copilot, OpenCode 11 20,564 tok
Arjia-Labs/sark Slack → sandboxed coding agents. One ascii.dev Box per thread, on Cloudflare Workers. 1 Codex, OpenCode 1 2,580 tok
noisystreet/worbrow Agent search CLI: drives local headless browsers (Chrome/Firefox, self-built CDP/Marionett 1 Codex, OpenCode 1 665 tok
lujoai/Lujo-MCP AI debugging and tracing platform based on the MCP protocol, providing session management, 1 Codex, OpenCode 1 1,474 tok
Miraculix2050/LoxBerry-Plugin-MCP-Server MCP-Server für Loxone und LoxBerry – lokal, berechtigungsbasiert und ohne eigenen Cloud-Di 1 Codex, OpenCode 1 658 tok
abap2UI5/mcp-server The abap2UI5 MCP server — an agent writes an app, runs it and sees the screenshot, without 1 Claude Code, Codex, OpenCode 2 5,851 tok
andikadevs/pddikti Read-only proxy API + MCP server for Indonesian higher-education data (PDDikti). Bun + Hon 1 Claude Code, Codex 4 3,285 tok
ngabzar02/memo-server Local MCP server for latest library docs (Context7 clone): free, unlimited, offline-capabl 1 Codex, OpenCode 1 1,150 tok
110kc3/seo index.percall.dev Open registry and discovery API for AI products, agent tools, and MCP services. 1 Claude Code, Codex, OpenCode 2 444 tok
tpeppers/m59-harness Play Meridian 59 as a real player character, from an agent. MCP broker, protocol client, r 1 Claude Code, Codex, OpenCode 10 21,950 tok
moonandecho/origin-memorycore LLM Agent memory governance layer — hot/cold tiers, automatic overflow + adaptive recall t 1 Codex, OpenCode 1 951 tok