31,984 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| jacksenechal/scan-mcp MCP server for scanning (image capture/multipage assembly) | 6 | Claude Code, Codex, OpenCode | 3 | 327 tok |
| iannuttall/skills Agent skills for Codex, Claude Code and other coding agents. | 6 | Claude Code, Codex, OpenCode | 2 | 1,022 tok |
| cerebrixos-org/tuning-engines-cli CLI & MCP server for Tuning Engines — fine-tune LLMs on code repositories | 6 | Claude Code | 1 | 584 tok |
| disk0Dancer/climate disk0dancer.github.io mcp or rest? cli! | 6 | Claude Code, Codex, OpenCode | 2 | 886 tok |
| CheckPickerUpper/skills Agent skills for correctness-first engineering. | 6 | Claude Code | 1 | 172 tok |
| nklisch/skilltap skilltap.dev An easy way for agents to help people manage Claude Code and Codex plugins. | 6 | Claude Code, Codex, OpenCode | 2 | 1,310 tok |
| cedricziel/aha-mcp A Model Context Protocol (MCP) server that provides seamless integration with Aha.io's pro | 6 | Claude Code | 1 | 11,014 tok |
| dgenio/ChainWeaver Deterministic MCP tool flows for AI agents. Remove unnecessary LLM calls between predictab | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 6,086 tok |
| urav06/dialectic A Rebuttal Engine for Computational Argumentation in Claude Code CLI | 6 | Claude Code | 1 | — |
| zircote/cpp-lsp Claude Code plugin for C/C++ development with clangd LSP, clang-tidy, and clang-format | 6 | Claude Code | 1 | 204 tok |
| aweussom/claude-code-quota Claude Code OAuth quota in your status line — Windows (PowerShell) and Linux (or WSL2) | 6 | Claude Code | 1 | 2,557 tok |
| VoxTechnologies/anty-framework 4n7y.com AI Workforce plugin for Claude Code — proactive sales & marketing strategy for startup fou | 6 | Claude Code | 1 | 2,397 tok |
| yojahny55/claude-wp-builder Claude Code plugin for building custom WordPress sites, demo-first workflow with ACF/SCF f | 6 | Claude Code | 1 | 6,551 tok |
| dzivkovi/video-intel Gemini watches your YouTube channels: mind maps, transcripts that include what was on scre | 6 | Claude Code, Codex, OpenCode | 2 | 278 tok |
| Stronger197/douchebag Turns your coding agent into a loud vulgar gym-bro chad. | 6 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 4,122 tok |
| onflow/flow-ai-tools flow.com Flow AI Tools. Free Claude Code plugin for Flow with 11 specialist skills. Build and ship | 6 | Claude Code, Codex, OpenCode | 2 | 1,600 tok |
| NexaDuo/mARC marc.nexaduo.com mARC · Multi-Agent Relay Control — an installable AI engineering team for Claude Code. A t | 6 | Claude Code, Codex, OpenCode | 2 | 2,461 tok |
| KevinZai/commander commanderplugin.com CC Commander — Master Claude Code instantly. The Fable Method: 12 enforceable gates so any | 6 | Claude Code, Codex, Cursor, OpenCode | 5 | 9,071 tok |
| bullish0x/goal-cc Give Claude Code a durable objective and it won't stop until the work is done — budgets, d | 6 | Claude Code | 3 | 230 tok |
| josstei/argus-claude Argus - Multi-agent code quality & architecture review plugin for Claude Code. Runs parall | 6 | Claude Code | 2 | 1,406 tok |
| isaacriehm/cairn Persistent ground truth for Claude Code. Stop AI agents from drifting on your codebase. | 6 | Claude Code, Codex, OpenCode | 2 | 2,192 tok |
| bendrucker/claude-code-agents-md agents.md Claude Code plugin for AGENTS.md | 6 | Claude Code | 2 | 241 tok |
| pleasedodisturb/chronoclaude Time awareness for Claude Code — visible per-message timestamps, hidden timing context, MC | 6 | Claude Code | 1 | 2,596 tok |
| rjroy/vibe-garden rjroy.github.io Claude Code plugins: Compass Rose (GitHub Projects), Lore Development (project context), N | 6 | Claude Code, GitHub Copilot | 3 | 1,181 tok |
| jontsai/claude-plugins Curated Claude Code plugins for research, productivity, and development workflows | 6 | Claude Code, Codex, OpenCode | 2 | 715 tok |
| LewenW/claude-memory-bridge Cross-project memory sharing for Claude Code. One command install: claude mcp add memory-b | 6 | Claude Code | 1 | 295 tok |
| mzored/init-deep AI documentation generator for Claude Code, Cursor, Copilot, Gemini CLI, Codex, Windsurf, | 6 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 3,843 tok |
| WinterDDo/claude-code-skill-autopilot Command Autopilot — use 100% of Claude Code while memorizing zero commands. Silent automat | 6 | Claude Code | 1 | — |
| greglas75/zuvo zuvo.dev Auto-activating, multi-agent skill ecosystem for Claude Code, Codex, and Cursor. 51 skills | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 5,672 tok |
| Bitmia-ai/RedEye Your codebase keeps moving while you sleep. Autonomous Claude Code plugin that runs your t | 6 | Claude Code | 1 | 1,487 tok |
| alex-feel/claude-code-artifacts-public alexfeel.info Reusable Claude Code artifacts — skills, hooks, rules, environment configs, agents, and sl | 6 | Claude Code | 1 | 835 tok |
| elastic/jingra Competitive Benchmarking Framework | 6 | Claude Code, Codex, OpenCode | 2 | 390 tok |
| adobecom/da-express-milo adobe.com Official repo for adobe.com/express | 6 | Claude Code | 11 | 383 tok |
| yyordanov-tradu/stock-scanner-mcp MCP server providing stock and crypto market data tools for Claude Code | 6 | Claude Code | 3 | 2,102 tok |
| samsebeingener/visbug-mcp-ru samsebeingener.ru VisBug → Cursor bridge: visual edits on localhost → clipboard → paste into chat → agent pa | 6 | Claude Code, Cursor | 3 | — |
| sandraschi/godot-mcp Godot 4 automation via FastMCP — scene/mesh/PBR/particles, STL import, HTML5 export. For C | 6 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 1,397 tok |
| vassiliylakhonin/agenda-intelligence-md pypi.org Deterministic evidence-packet linter for claim-backed AI output. Reports packet completene | 6 | Claude Code, Codex, OpenCode | 2 | 3,642 tok |
| RonaldBunk/minestom-mcp ronaldbunk.me A stdio MCP server for Minestom, implemented with the Model Context Protocol SDK and TanSt | 6 | Claude Code, Codex, OpenCode | 2 | 379 tok |
| yugui923/db-connect-mcp Multi-database MCP server for PostgreSQL, MySQL, and ClickHouse | 6 | Claude Code | 1 | 3,253 tok |
| GeckoVision/gecko-surf docs.geckovision.tech The knowledge graph for APIs your agent can trust. Maps any API — even messy, paywalled, o | 6 | Claude Code, Codex, OpenCode | 2 | 538 tok |
| brainOS-HQ/brain-os brainos-hq.com Local-first MCP memory server for operational project state: decisions, blockers, plans, p | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,217 tok |
| peter-gy/anywidget-mcp peter-gy.github.io 🧩 Turn Python AnyWidgets into interactive, composable MCP Apps | 6 | Claude Code, Codex, OpenCode | 2 | 2,995 tok |
| sam-david/unreal-mcp The most comprehensive MCP server for Unreal Engine — 127 tools across 16 subsystems, 4 tr | 6 | Claude Code | 1 | 1,131 tok |
| paolovella/vellaveto Agentic security control plane for MCP and AI agent tool calls. MCP-native policy gateway | 6 | Claude Code | 1 | 9,153 tok |
| Vincentwei1021/agent-toolbox | 6 | Claude Code | 1 | 1,180 tok |
| itsocialist/mcp-config-manager 🎛️ The visual command center for AI tool configuration. Stop wrestling with JSON - start | 6 | Claude Code | 2 | 7,074 tok |
| VitalyOstanin/youtrack-mcp MCP server for YouTrack: issues, attachments, work items, time reports, knowledge base | 6 | Claude Code, Codex, OpenCode | 2 | 4,661 tok |
| netixc/stremio-mcp pypi.org Python MCP server for TMDB search, Stremio library management, and Android TV playback/con | 6 | Claude Code, Codex, OpenCode | 2 | 1,409 tok |
| krimto-labs/krimto krimto.com Open-source team memory layer for AI coding agents — markdown files in git, user→team→org | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 915 tok |
| alexsvdk/gigaplexity-mcp MCP server that turns GigaChat into a web-connected search assistant with ask, research, a | 6 | Claude Code | 1 | 522 tok |