44,996 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 agents8,544Claude Code6,892Git and workflow3,622Data and AI3,580Backend and APIs3,558Languages3,492Planning3,321Code review2,907Testing2,690DevOps and cloud2,489Writing and docs2,484Memory and context2,374Research2,321Frontend2,311Security2,178Project management1,971
All Claude Code32,539 Codex24,879 OpenCode23,799 GitHub Copilot3,723 Gemini CLI2,040 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| notnotype/llmlint Lint and polish LLM-generated Chinese text: locate AI writing tells with rules, fix them w | 13 | Claude Code, Codex, OpenCode | 2 | 4,736 tok |
| stevenn/ctxlayer Context-sharing MCP Gateway on Cloudflare | 13 | Claude Code, Codex, OpenCode | 8 | 6,858 tok |
| Friz-zy/ai-capability-registry Curated AI Workflows, Skills & MCP servers for secure multi-agent development | 13 | Codex, OpenCode | 1 | 422 tok |
| PLA-yi/Social-Media-Scraper-Skills Agent skills for the Social Media Scraper project (Douyin, TikTok, Reddit, YouTube, X) | 13 | Claude Code | 1 | 679 tok |
| zuoyou12/longzu.skillls Jiangnan × Fenghuo Xizhuhou style distillation Agent Skills (universal for Claude Code/Cod | 13 | Codex, OpenCode | 1 | 629 tok |
| aoreshkov/kotlin-lib-mcp MCP server: gives your AI agent the real sources, public API and KDoc of any Maven/Gradle- | 13 | Claude Code | 14 | 1,530 tok |
| eyesecurity/skills EU compliance enforcement for AI agents. Org-profile-driven guardrails for NIS2, GDPR & IS | 13 | Codex, OpenCode | 1 | 92 tok |
| bks-lab/open-bridge bks-lab.github.io Stop re-explaining your work to your coding agent. Plain markdown and YAML in git, read at | 13 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 6,927 tok |
| huangguang1999/paseo-skins huangguang1999.github.io Open-source Paseo themes and skins with a local theme builder, one-click Agent Skill, and | 13 | Codex, OpenCode | 1 | 507 tok |
| deevus/tea-skills Agent skills for Gitea/Forgejo issue, pull request, milestone, and label workflows using t | 13 | Claude Code, Codex, OpenCode | 2 | 993 tok |
| SiluPanda/pith AI-native task management for humans & agents. MCP-first, CLI-native, self-hosted. Bring y | 13 | Claude Code | 1 | 610 tok |
| XAGI-Lab/melra xagilab.com Open-source local MCP runtime that checks AI-agent tool calls, gates risky actions on appr | 13 | Claude Code | 1 | 5,377 tok |
| goadesign/goa-ai goa.design Design-first agentic systems in Go: declare agents, tools, MCP servers, policies, and stru | 13 | Claude Code, Codex, OpenCode | 2 | 3,159 tok |
| karbassi/mcp-loom modelcontextprotocol.io MCP server exposing 58 tools for Loom's GraphQL API. Works with Claude, Cursor, or any MCP | 13 | Claude Code | 1 | 93 tok |
| lozit/mcp-standardnotes MCP server for Standard Notes with end-to-end encryption (protocol 004). Read/write notes | 13 | Claude Code | 2 | 1,487 tok |
| Jason-Vaughan/TangleClaw tangle-claw.vercel.app An open-source, local-first AI-native SDLC orchestration platform | 13 | Claude Code | 2 | 11,715 tok |
| wezendy/elon-musk-algorithm-skills Elon Musk's 5-step algorithm as skills for AI agents. | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,190 tok |
| YosefHayim/launch-store npmjs.com Self-hosted EAS alternative that builds, signs, and ships Expo/React Native apps to the Ap | 13 | Claude Code, Codex, OpenCode | 5 | 2,173 tok |
| eugeniughelbur/agents-md eugeniughelbur.github.io Generate and safely maintain AGENTS.md, the cross-tool standard for AI coding agents. Non- | 13 | Claude Code, Codex, OpenCode | 2 | 1,029 tok |
| gui-wf/purelymail-mcp-server MCP Server for PurelyMail email service API | 13 | Claude Code | 3 | 2,138 tok |
| synaptixs/spine test.pypi.org Spine — governed, provenance-grounded autonomous software delivery (installs as agent-orch | 13 | Claude Code | 1 | 2,925 tok |
| conorbronsdon/gws-mcp-server conorbronsdon.com Curated MCP server for Google Workspace: Gmail, Calendar, Drive, Sheets, Docs, and Tasks v | 13 | Claude Code, Codex, OpenCode | 2 | 991 tok |
| nijosmsft/etw-mcp MCP server for analyzing Windows ETW (.etl) traces — xperf / native ETW / .NET sidecar + W | 13 | Claude Code | 1 | 4,145 tok |
| rusel95/ios-agent-skills Production-tested iOS Agent Skills for Claude Code, Codex, and 40+ AI coding tools. 8 ente | 13 | Codex, OpenCode | 1 | 541 tok |
| narumiruna/gurume narumiruna.github.io Python CLI, TUI, and MCP server for searching Japanese restaurants on Tabelog | 13 | Claude Code, Codex, OpenCode | 2 | 1,035 tok |
| aiapplications001-art/seo-page-creator-agent All-in-One SEO Agent for Ranking Everywhere Faster. | 13 | Codex, OpenCode | 1 | 290 tok |
| denfry/codebase-index Local code map for AI coding agents: find, trace, and predict change impact with file:line | 13 | Claude Code, Codex, OpenCode | 4 | 677 tok |
| peakflames/claude-plugins-peakflames Claude Code plugins by PeakFlames — epic-workflow lifecycle skills | 13 | Claude Code | 1 | 1,584 tok |
| turbopuffer/skills | 13 | Claude Code | 1 | 466 tok |
| BluesPrince/thiri-mcp mcp.thiri.ai Deterministic music-theory MCP server & API — chord analysis, Roman-numeral analysis, voic | 13 | Claude Code, Codex, OpenCode | 2 | 181 tok |
| andyhtran/deepwiki-by-cc Self-hosted, open-source DeepWiki alternative — agentic wiki generator for any GitHub repo | 13 | Claude Code | 1 | 198 tok |
| cocaxcode/api-testing-mcp npmjs.com The most complete MCP server for API testing. 27 tools: requests, assertions, flows, OpenA | 13 | Claude Code | 1 | 980 tok |
| AnojSKunte/career-ops-india AI job search for India — scan 196 companies, evaluate fit, generate tailored CVs. Works w | 13 | Claude Code, Gemini CLI | 14 | 1,156 tok |
| suryast/indonesia-civic-stack 🇮🇩 Production-ready Python SDK + MCP server for 14 Indonesian government data sources — | 13 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 3,032 tok |
| dabodamjan/poster-maker dabo.dev AI flyer and poster generator for Claude Code. Describe a design, get editable HTML/CSS, e | 13 | Claude Code | 5 | 1,657 tok |
| vanterx/mssql-performance-skills SQL Server performance tuning skills for LLMs — 829 checks across 26 skills covering T-SQL | 13 | Claude Code, Codex, OpenCode | 6 | 15,260 tok |
| JeffBrines/openfpa guiderail.io The FP&A toolbelt for AI coding agents. Claude Code or Codex does the thinking; openfpa gi | 13 | Claude Code, Codex, OpenCode | 2 | 2,383 tok |
| SRX9/UsageAtlas usageatlas.com Track all your AI coding usage and limits, Claude Code, Codex, Cursor, OpenCode and more. | 13 | Codex, OpenCode | 1 | 41 tok |
| rvdbreemen/adr-kit Architecture decisions your AI coding agents actually follow. Ranked ADR retrieval and con | 13 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,135 tok |
| DanielHou315/overleaf-mcp-rt npmjs.com Real-time MCP server + agent plugin for Overleaf — self-hosted Community Edition / Server | 13 | Claude Code, Codex, OpenCode | 2 | 3,059 tok |
| evoelsewhere/evoflux evoelsewhere.asia Evoflux is an open-source, local-first workspace where AI agents build software, conduct d | 13 | Codex, OpenCode | 1 | 1,459 tok |
| fslides/fslides fslides.github.io A no-bullshit HTML presentation framework | 13 | Claude Code | 1 | 483 tok |
| kezd088/100x-skill-tiktok TikTok/UGC agent skill | 13 | Claude Code, Codex, OpenCode | 2 | 2,489 tok |
| AutoConference/AutoConference-skill AutoConference is an Open-sourced AI-agents platform that simulates an openreview-style au | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,419 tok |
| addyosmani/rust-browser Robin - build a web browser engine from scratch in Rust | 13 | Claude Code, Codex, OpenCode | 2 | 1,666 tok |
| ryanlewis/exeslim Minimal exe.dev base image for deployment targets — systemd and full platform wiring, with | 13 | Codex, OpenCode | 1 | 288 tok |
| RemakeBench/skills Evidence-driven Claude Code skills for building and verifying playable 3D worlds. | 13 | Claude Code | 1 | 99 tok |
| ssheleg/sshlg-skills skills.sshlg.me Install and update agent skill packs for UX, delivery, design, integrations and verificati | 13 | Claude Code, Codex, OpenCode | 5 | 1,550 tok |
| bablsoft/accessflow accessflow.io Open-source database, API access & deployment governance platform A SQL, NoSQL, and API pr | 13 | Claude Code | 18 | 22,358 tok |
| OrellBuehler/kerf orellbuehler.github.io AI-assisted video & audio editor — Rust + Tauri, with an MCP server that lets Claude cut a | 13 | Claude Code | 10 | 3,340 tok |