43,750 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 agents7,690Claude Code6,656Data and AI3,669Backend and APIs3,506Languages3,395Planning3,227Git and workflow3,219Code review2,753Testing2,387Memory and context2,368Writing and docs2,331DevOps and cloud2,317Research2,292Frontend2,266Security2,036Productivity1,725
All Claude Code31,992 Codex23,401 OpenCode22,346 GitHub Copilot3,564 Gemini CLI1,917 Cursor1,741 Windsurf146 Kiro83
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| yul761/StateCore Self-hosted long-term memory for AI systems. The LLM proposes, a deterministic pipeline de | 1 | Claude Code | 2 | 2,688 tok |
| zation/agent-radar agent-radar.zation1.workers.dev Agent Radar is an AI tool rating and recommendation knowledge base for human developers an | 1 | Codex, OpenCode | 1 | 1,271 tok |
| zoster81/scripthold Secure encoding-aware local workspace runtime for AI agents. Code from the web. Work local | 1 | Codex, OpenCode | 1 | 2,152 tok |
| ashwin-desikan/metro-power-rankings rankings.citizenofnowhere.org | 1 | Claude Code | 6 | 7,679 tok |
| Data-Dive-Tools/datadive-mcp MCP server for DataDive — query niches, keywords, competitors, and Rank Radar data from Cl | 1 | Claude Code | 1 | 390 tok |
| sylin-org/ghostlight sylin.org Give compatible AI agents a visible workspace in the Chromium browser you already use. Loc | 1 | Claude Code, Codex, OpenCode | 2 | 3,439 tok |
| vbkotecha/agentservices-api agentservices.to AgentServices — Premium APIs for AI Agents. Crypto data, marketing intelligence, dispute r | 1 | Codex, OpenCode | 1 | 1,424 tok |
| brutalzinn/simple-mcp-selenium This is just a tool to use a chrome driver that exposes a MCP server to be easily to use w | 1 | Cursor | 1 | 190 tok |
| cm2489/oravan oravan.org Free, nonpartisan, bilingual tool to find your members of Congress, understand active bill | 1 | Claude Code, Codex, OpenCode | 2 | 3,294 tok |
| thorchain/swap.thorchain swap.thorchain.org | 1 | Codex, OpenCode | 1 | 2,248 tok |
| gaffer-sh/mcp gaffer.sh Gaffer MCP for storing and retrieving Test and CI Artifacts | 1 | Codex, OpenCode | 1 | 615 tok |
| vinsonconsulting/limner MCP image generation agent. Foundation of the Limner family. | 1 | Claude Code | 1 | 175 tok |
| magnusquest/startgg-mcp | 1 | Claude Code, Codex, OpenCode | 2 | 4,990 tok |
| AiAgentKarl/solana-mcp-server MCP-Server für Solana-Blockchain-Daten — Wallets, Token-Preise, DeFi-Yields, Sicherheitsch | 1 | Claude Code | 1 | 268 tok |
| anhmtk/agentshare-mcp agentshare.dev Agent-paid API for AI agents — dual-auth (API key or x402), MCP Streamable HTTP, free disc | 1 | Codex, OpenCode | 1 | 2,851 tok |
| mahAnuj/mcp-multi-db Read-only MCP server for querying PostgreSQL, MySQL, and SQLite from AI agents — multi-dat | 1 | Claude Code, Codex, OpenCode | 2 | 1,614 tok |
| laszlopere/mcp-abacus High-precision calculator MCP server — goes beyond arithmetic to calculus (derivatives, in | 1 | Claude Code | 1 | — |
| felippeyann/agentfi agentfi-admin.vercel.app | 1 | Claude Code, Codex, OpenCode | 3 | 178 tok |
| andrealufino/aapl-ads-mcp MCP server for Apple Search Ads API v5 — read-only, self-hosted | 1 | Claude Code | 2 | 299 tok |
| moxiespirit/oathscore Every API makes promises. OathScore checks the receipts. Real-time world state + independe | 1 | Claude Code | 1 | 740 tok |
| andyliszewski/grounding-ai pypi.org Local-first document corpus pipeline for grounded AI agents | 1 | Claude Code | 1 | 11,569 tok |
| peterbeck111/knowledgelib-io | 1 | Claude Code, Gemini CLI | 3 | 4,716 tok |
| jabbawocky/statuscraft MCP server that checks the live status of major software services — GitHub, AWS, Stripe, O | 1 | Claude Code | 1 | 963 tok |
| oerc-s/primordia AI Agent Economic Settlement Infrastructure - Machine-to-Machine Clearing | 1 | Claude Code | 1 | 1,410 tok |
| MyAgentHubs/aimemo | 1 | Claude Code | 1 | 161 tok |
| agentcivics/agentcivics agentcivics.org On-chain civil registry for AI agents — birth certificates, identity, and lineage tracking | 1 | Claude Code | 1 | 1,083 tok |
| Angelthebestone/Normativa-colombiana-MCP Extensión de Claude para consultar normativa y jurisprudencia colombiana: Gestor Normativo | 1 | Claude Code | 1 | 2,023 tok |
| discava/mcp-server discava - The Business Directory for AI - mcp server | 1 | Claude Code | 1 | — |
| perceptdot/percept | 1 | Claude Code | 2 | 2,885 tok |
| bartonguestier1725-collab/scout-mcp | 1 | Claude Code | 1 | 5,064 tok |
| ofershap/conversation-memory | 1 | Claude Code | 1 | — |
| Lexxes-Projects/obey Makes Claude actually follow your rules. Save rules with natural language, enforce them wi | 1 | Claude Code | 1 | 398 tok |
| amenti-labs/opendivination Open-source tarot and I Ching SDK with auditable entropy sources, QRNG support, and an age | 1 | Codex, OpenCode | 1 | 600 tok |
| wei9072/aegis | 1 | Codex, OpenCode | 1 | 2,698 tok |
| GeiserX/cc-aws-keepalive Keep Claude Code sessions alive through AWS credential expiry | 1 | Claude Code | 1 | 458 tok |
| srinivasan-sundaresan95/orihime smithery.ai Cross-repo code knowledge graph for Java/Kotlin/JS/TS — MCP server, taint analysis, call g | 1 | Claude Code, Codex, OpenCode | 3 | 1,402 tok |
| krtw00/konbu konbu.codenica.dev A self-hostable MCP planner with built-in AI that handles schedules, notes, and to-dos in | 1 | Claude Code | 1 | 180 tok |
| VidyasreeJayaprasad/drug-interaction-mcp | 1 | Claude Code, Codex | 5 | — |
| Mjvolk3/torchcell Datasets, transformations, and pretrained models for biological cellular systems. | 1 | Claude Code | 39 | 13,633 tok |
| slunsford/coffee-analytics lunsford.coffee Tracking and analyzing coffee preferences | 1 | Claude Code | 4 | 1,615 tok |
| 0xtrou/gumpbox-extensions | 1 | Codex, OpenCode | 1 | 5,209 tok |
| ARKALDA/hejdar-mcp Hejdar MCP Server — runtime policy enforcement for AI agents | 1 | Claude Code | 1 | 165 tok |
| WaromiV/openscad-ai-cs C# Openscad MCP | 1 | Codex, OpenCode | 1 | 984 tok |
| hslee-cmyk/xcelium-mcp | 1 | Claude Code | 5 | 1,874 tok |
| syucream/holaspirit-mcp-server npmjs.com A MCP server that accesses to Holaspirit | 1 | Claude Code | 1 | 663 tok |
| bajor/gmail-mcp-send-to-list-only send to list only gmail MCP for VPS | 1 | Codex, OpenCode | 1 | 130 tok |
| hydroCoderClaud/mcp-hydrocoder-vision mcp-hydrocoder-vision | 1 | Claude Code | 1 | 413 tok |
| floriangrousset/opnsense-mcp-server A Model Context Protocol (MCP) server implementation for managing OPNsense firewalls. This | 1 | Claude Code | 1 | 2,976 tok |
| sdeiley/monarch_mcp | 1 | Claude Code | 1 | 1,581 tok |
| Danejw/connect-server MCP server to connect users | 1 | Codex, OpenCode | 1 | 329 tok |