22,170 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 |
|---|---|---|---|---|
| shrwnsan/vibekit-claude-plugins VibeKit: Productivity Plus Claude Code Plugin Marketplace. A curated collection of product | 7 | Codex, OpenCode | 1 | 1,238 tok |
| peterblazejewicz/claude-plugins .NET C# cross-platform Claude Code plugins | 7 | Claude Code, Codex, OpenCode | 2 | 3,389 tok |
| andreasasprou/agent-skills Claude Code plugins: Oracle (GPT-5.2 advisor), Safety Net (block destructive commands), op | 7 | Codex, OpenCode | 1 | 89 tok |
| jamstop/claude-code-nostalgia-sounds Nostalgic sound effects plugin for Claude Code - dial-up tones, Windows XP sounds, AOL mai | 7 | Codex, OpenCode | 1 | 1,824 tok |
| URaux/archviber-plugin ArchViber: Architecture visualization plugin for Claude Code | 7 | Claude Code, Codex, OpenCode | 2 | 1,234 tok |
| Consiliency/Flutter-Structurizr Flutter Structurizr diagram manipulation implementation. | 7 | Claude Code, Codex, OpenCode | 8 | 9,684 tok |
| dhar174/custom_github_copilot_agent_builder A framework for building customized, optimized custom Github Copilot agents using custom r | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 91 | 92,360 tok |
| leprachuan/Wee-Orchestrator 🍀 Self-hosted multi-agent AI orchestrator — chat with Claude, Gemini & Copilot CLI from T | 7 | Codex, OpenCode | 1 | 3,470 tok |
| bastos/skills My own collection of skills | 7 | Claude Code, Codex, OpenCode | 2 | 993 tok |
| pamelafox/azure-cosmosdb-identity-aware-mcp-server pamelafox.github.io A code sample and presentation about building an identity-aware MCP server with FastMCP, A | 7 | Codex, OpenCode | 1 | 690 tok |
| widoriezebos/descartes-mcp MCP server for java. Deep introspection and REPL out of the box | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 2,047 tok |
| magiclane/magiclane-mcp-server developer.magiclane.com A Model Context Protocol (MCP) server enabling AI agents with Magic Lane's location search | 7 | Claude Code, Codex, OpenCode | 2 | 6,103 tok |
| CiscoDevNet/CiscoFMC-MCP-server-community | 7 | Codex, OpenCode | 1 | 303 tok |
| nitish-raj/searxng-mcp-bridge npmjs.com Model-Context Protocol server that acts as a bridge to a SearxNG instance | 7 | Codex, OpenCode | 1 | 917 tok |
| PiwikPRO/mcp Piwik PRO MCP server | 7 | Codex, OpenCode | 1 | 850 tok |
| sumup/sumup-mcp mcp.sumup.com SumUp MCP Server. | 7 | Codex, OpenCode | 1 | 471 tok |
| TheStranjer/foundry-vtt-mcp | 7 | Codex, OpenCode | 1 | 204 tok |
| gemyago/atlacp Bitbucket MCP server | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 1,723 tok |
| sandraschi/bumi-mcp Noetix Bumi humanoid robot — MCP 3.1 server + webapp. virtual bot now, real bot asap | 7 | Claude Code, Codex, Cursor, OpenCode | 3 | 574 tok |
| agent-network-protocol/mcp2anp A MCP server that can convert the MCP protocol into the ANP protocol, enabling application | 7 | Claude Code, Codex, OpenCode | 2 | 1,227 tok |
| cortex-app/conduit Conduit - A Model Context Protocol (MCP) server for Phabricator and Phorge. | 7 | Codex, OpenCode | 1 | 2,383 tok |
| DanWahlin/ai-repo-adventures danwahlin.github.io A fun, Model Context Protocol (MCP) server and/or HTML generator that transforms code repo | 7 | Codex, OpenCode | 1 | 3,282 tok |
| clivejefferies/mobile-debug-tools MCP tools to enable agents to interact with mobile devices for mobile app development. | 7 | Codex, GitHub Copilot, OpenCode | 2 | 1,365 tok |
| hamzakammar/mcp-workspace AI-powered access to your D2L courses via MCP | 7 | Codex, OpenCode | 1 | 938 tok |
| bcharleson/smartlead-cli CLI and MCP server for the Smartlead.ai API — 142 commands for campaigns, leads, email acc | 7 | Codex, OpenCode | 1 | 2,096 tok |
| bartolli/kmd Knowledge-markdown CLI + MCP server. Validate, index, and serve a structured markdown vaul | 7 | Claude Code, Codex, OpenCode | 1 | 1,875 tok |
| hydrosquall/vega-mcp-server Custom interactive charts in LLM conversations using MCP Apps | 7 | Codex, OpenCode | 1 | 160 tok |
| ZHANG-923-ZE/origin-MCP Configure MCP to call Origin on opencode for image generation. | 7 | Codex, OpenCode | 1 | 6,584 tok |
| drohi-r/beyond-mcp ecube-entertainment.com MCP server for Pangolin BEYOND with 117 tools for cue control, zones, effects, projector a | 7 | Claude Code, Codex, OpenCode | 4 | 195 tok |
| weinaike/galaxy_morphology_mcp Galaxy Morphology Tools MCP Server | 7 | Claude Code, Codex, OpenCode | 4 | 5,402 tok |
| teamchrisfromthelc/local-wp-mcp MCP server providing WP-CLI, MySQL, and filesystem access for Local by Flywheel WordPress | 7 | Codex, OpenCode | 1 | 333 tok |
| haandol/ppt-generator ppt generation mcp server | 7 | Claude Code, Codex, Kiro, OpenCode | 4 | 3,155 tok |
| genm/switchbot-mcp | 7 | Codex, OpenCode | 1 | 727 tok |
| chrisleekr/mcp-server-playground A playground for Model Context Protocol (MCP) server built with TypeScript and Streamable | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,633 tok |
| SamMorrowDrums/mcp-go-starter A starter repo for building a go MCP server | 7 | Codex, OpenCode | 1 | 1,129 tok |
| rokasklive/opengrok-go-mcp opengrok MCP but in Go | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 35 | 2,055 tok |
| openSVM/dflow-mcp dflow.opensvm.com mcp server for dflow.net | 7 | Claude Code, Codex, OpenCode | 2 | 2,958 tok |
| Radek44/mcp-tauri-automation MCP Server for Tauri Application Automation | 7 | Claude Code, Codex, OpenCode | 2 | 651 tok |
| belt-sh/cli belt — the cloud platform cli for ai agents | 7 | Claude Code, Codex, OpenCode | 3 | 478 tok |
| 8090-inc/software-factory-plugin Software Factory plugin for coding agents | 7 | Codex, OpenCode | 1 | 493 tok |
| raheb77/saudi-open-data-mcp MCP server for reliable AI access to curated Saudi official open data. | 7 | Codex, OpenCode | 1 | 639 tok |
| Dellety/vision-mcp-for-ds Vision MCP for DS — an MCP Server that adds visual capabilities to DeepSeek agents | 7 | Codex, OpenCode | 1 | 2,836 tok |
| saltyskip/rift riftl.ink Deep links for humans and agents. Cross-platform mobile deep linking with AI-readable cont | 7 | Claude Code, Codex, OpenCode | 2 | 7,790 tok |
| christoph-hart/hise_mcp_server A MCP Server for AI Agents that verifies API methods & component properties | 7 | Codex, OpenCode | 1 | 1,536 tok |
| KyaniteLabs/Epoch kyanitelabs.github.io Time estimation MCP server for AI agents: PERT, COCOMO II, Monte Carlo, sprint forecasting | 7 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 2,396 tok |
| gaelic-ghost/socket macOS Agent Workflows, Research, & Experiments | 7 | Codex, OpenCode | 1 | 741 tok |
| Amey-Thakur/AI-SKILLS amey-thakur.github.io Plug-and-play skills and prompts for every AI coding agent | 7 | Claude Code, Codex, OpenCode | 2 | 1,738 tok |
| Bannovich/arabic-word-production Deterministic Agent Skill and plugin for Arabic-first and bilingual Microsoft Word DOCX pr | 7 | Codex, OpenCode | 1 | 220 tok |
| buildinternet/releases releases.sh Open product release note registry, indexed and made for agents. Get recent product change | 7 | Claude Code, Codex, OpenCode | 6 | 11,505 tok |
| mumez/pharo-agentic-browser A multi-agent AI coding workspace and orchestration environment for Pharo Smalltalk, featu | 7 | Codex, OpenCode | 1 | 1,742 tok |