43,652 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 |
|---|---|---|---|---|
| lacvietanh/akidevrule Aki's rules and skills for UNIFY [Claude, AGY, Grok, Kiro, Ollama,v.v..] packaged for easy | 9 | Claude Code, Gemini CLI | 2 | 2,007 tok |
| PIXARTSeu/Synapse Self-improving AI brain for Claude Code & Desktop — 28 MCP tools, 253 skills, collective m | 9 | Claude Code, Codex, OpenCode | 2 | 7,498 tok |
| bks-lab/open-bridge bks-lab.github.io Your AI coding agent starts every session knowing your repos, your clients, and how you wo | 9 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 7 | 9,305 tok |
| Foysal50x/skills Opinionated Laravel engineering skills for AI coding agents. | 9 | Claude Code, Codex, OpenCode | 2 | 2,095 tok |
| exmergo/skill-no-em-dashes A Claude Code skill that produces writing with zero em dashes, and, just as important, wri | 9 | Codex, GitHub Copilot, OpenCode | 2 | 876 tok |
| muratmirgun/gophers 26 production-grade Go skills for Claude Code, Gemini CLI, and opencode. | 9 | Claude Code | 1 | 615 tok |
| fastrevmd-lab/fwskillsshare mechub.org 27 agent skills for firewall and network security work — Juniper SRX design, NAT, VPN, and | 9 | Codex, OpenCode | 1 | 948 tok |
| alex-feel/mcp-context-server alexfeel.info MCP Context Server — a FastMCP-based server providing persistent multimodal context storag | 9 | Claude Code | 1 | 17,293 tok |
| katareayush/video-captions Claude Code plugin: transcribe a video's speech locally and burn in accurately-timed capti | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 2 | 494 tok |
| YuliaNuzhnenko/bioinformatics-agent-skills The #1 open-source collection of scientific AI Agent Skills, tool specifications, and prom | 9 | Claude Code, Codex, OpenCode | 2 | 435 tok |
| StringNLPLAB/FlexSQL FlexSQL: Flexible Exploration and Execution Make Better Text-to-SQL Agents | 9 | Claude Code | 1 | — |
| deevus/tea-skills Agent skills for Gitea/Forgejo issue, pull request, milestone, and label workflows using t | 9 | Claude Code, Codex, OpenCode | 2 | 993 tok |
| davidmosiah/wellness-nourish wellness.delx.ai Local-first nutrition MCP for Claude/Cursor: USDA food search, barcode + photo, meal loggi | 9 | Codex, OpenCode | 1 | 173 tok |
| HieuAnh87/sentry-selfhosted-mcp hieuanh87.github.io MCP server for self-hosted Sentry: issues, events, releases, users, org stats, and project | 9 | Claude Code, Codex, OpenCode | 2 | 623 tok |
| eddmann/strava-mcp MCP server enabling LLMs to interact with the Strava API - activities, segments, routes, a | 9 | Claude Code, Codex, OpenCode | 2 | 47 tok |
| dorukardahan/twitterapi-io-mcp npmjs.com TwitterAPI.io MCP server: offline docs (endpoints, pages, blogs) for Claude and other AI a | 9 | Claude Code, Codex, OpenCode | 2 | 1,138 tok |
| SiluPanda/pith AI-native task management for humans & agents. MCP-first, CLI-native, self-hosted. Bring y | 9 | Claude Code | 1 | 610 tok |
| cwooddgr/bezelbub macOS app that frames device screenshots with Apple product bezels | 9 | Claude Code | 1 | 3,269 tok |
| pyranthus-hq/mora Experimental local-first memory CLI for MCP agents: read-only Gmail, calendars, iMessage, | 9 | Codex, OpenCode | 1 | 842 tok |
| strikersam/autonomous-ai-agency autonomous-ai-agency.strikersam.workers.dev An AI-powered workforce platform that executes multi-agent tasks with automatic provider f | 9 | Claude Code, Codex, OpenCode | 5 | 8,644 tok |
| XAGI-Lab/melra xagilab.com The open-source autonomy kernel MELRA — Modular Execution Layer for Reliable Autonomy. An | 9 | Claude Code | 1 | 3,354 tok |
| mlund01/squadron docs.squadron.sh Declarative multi-agent AI workflows in HCL. Single Go binary. Native MCP. Plugins in Go a | 9 | Claude Code | 1 | 13,350 tok |
| planetabhi/figma-mcp-server registry.modelcontextprotocol.io A local Figma MCP server. Skill install: npx figma-agent | 9 | Claude Code, Codex | 1 | — |
| erajasekar/ai-diagram-maker-mcp | 9 | Claude Code | 1 | — |
| wisflux/docmost-local-mcp npmjs.com MCP server for self-hosted Docmost (Community Edition) — read & write your wiki from Claud | 9 | Claude Code | 1 | 2,174 tok |
| BjornMelin/grammarly-mcp MCP server for Grammarly AI detection and plagiarism scoring via Stagehand + Browserbase b | 9 | Claude Code | 1 | 2,156 tok |
| flyfish-dev/word-ai AGPL-licensed structure-preserving Word (DOCX) editing MCP server, Codex Skill, and Office | 9 | Codex, OpenCode | 1 | 823 tok |
| knowledgestack/ks-cookbook knowledgestack.ai Developer acceleration layer for enterprise RAG + agent pipelines. 32 production-style fla | 9 | Claude Code | 3 | 1,662 tok |
| piprail/piprail piprail.com x402 (HTTP 402 Payment Required) SDK + MCP server: let any API charge for itself and any A | 9 | Claude Code, Codex, OpenCode | 14 | 9,646 tok |
| Cbrown35/20i-MCP 20i.com 🚀 The first and only Model Context Protocol (MCP) server for 20i web hosting services. | 9 | Claude Code | 1 | 1,564 tok |
| karbassi/mcp-loom modelcontextprotocol.io MCP server exposing 58 tools for Loom's GraphQL API. Works with Claude, Cursor, or any MCP | 9 | Claude Code | 1 | 93 tok |
| malkreide/swisstopo-mcp MCP server for Swiss federal geodata (Swisstopo APIs) — 13 tools for geocoding, height, ST | 9 | Claude Code | 3 | 5,638 tok |
| yuriipalam/codex-status-bar A compact macOS menu bar companion for Codex: live status icons, elapsed timers, active an | 9 | Codex, OpenCode | 1 | 862 tok |
| lozit/mcp-standardnotes MCP server for Standard Notes with end-to-end encryption (protocol 004). Read/write notes | 9 | Claude Code | 2 | 1,487 tok |
| firstintent/a2a-bridge Agent-to-agent bridge — Claude Code, Codex, OpenClaw, Hermes Agent, Gemini CLI, Zed & VS C | 9 | Claude Code | 1 | 1,740 tok |
| Jason-Vaughan/TangleClaw AI coding session orchestrator — persistent tmux sessions, multi-engine management, method | 9 | Claude Code | 2 | 6,214 tok |
| wezendy/elon-musk-algorithm-skills Elon Musk's 5-step algorithm as skills for AI agents. | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,190 tok |
| vinilana/anyharness | 9 | Claude Code | 9 | 1,427 tok |
| wuxingxi888/ai-coding-guidelines The ultimate AI coding standards scaffold: a Markdown ruleset that automatically compiles | 9 | Claude Code, Codex | 13 | — |
| SeanMooney/openstack-ai-style-guide A comprehensive style guide and ruleset specifically designed for AI code generation tools | 9 | Claude Code, Codex, OpenCode | 2 | 1,119 tok |
| wtfzambo/pandino Reliable agentic coding. Like a Fiat Panda. | 9 | Codex, OpenCode | 1 | 3,261 tok |
| Sungmin-Cho/deep-suite Harness layer for Claude Code & Codex: plan-first development, independent review, durable | 9 | Claude Code, Codex, OpenCode | 2 | 2,043 tok |
| acaprino/daodan Custom Claude Code plugin repository with development workflow agents and skills | 9 | Claude Code, Codex, OpenCode | 6 | 26,318 tok |
| Peaky8linders/specter-oss EU AI Act compliance toolkit — ontology, taxonomy, LLM-as-Judge, grounded Q&A. Python libr | 9 | Claude Code | 1 | 2,314 tok |
| tbobm/dont-burn-it-all CLI + Claude Code plugin that spends your Claude Code subscription 5-hour quota on real pa | 9 | Claude Code | 2 | — |
| cresset-tools/magequery A fast Rust CLI that answers "how is this Magento 2 codebase wired?" without booting the f | 9 | Claude Code | 1 | 36,787 tok |
| linkpranay-ai/context-engineering-protocol Portable AI coding-agent skills for source-attributed, human-approved context packages. | 9 | Codex, OpenCode | 1 | 1,388 tok |
| yuz9610/POE2Overlay | 9 | Claude Code, Codex, OpenCode | 2 | 2,953 tok |
| durapensa/claude-chrome-mcp Developer tool suite enabling Claude Desktop, Claude Code, and other MCP hosts like Cursor | 9 | Claude Code | 1 | 4,232 tok |
| mohamed-hossam1/nextjs-skills Next.js 16+ caching architecture. Applies to any App Router project regardless of domain. | 9 | Claude Code, Codex, OpenCode | 2 | 2,100 tok |