23,157 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 agents7,557Claude Code6,620Data and AI3,682Backend and APIs3,496Languages3,401Planning3,217Git and workflow3,165Code review2,733Testing2,364Memory and context2,364DevOps and cloud2,310Writing and docs2,303Research2,297Frontend2,252Security2,013Productivity1,710
All Claude Code31,977 Codex23,157 OpenCode22,109 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,739 Windsurf129 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| opendatahub-io/agent-eval-harness opendatahub-io.github.io | 43 | Claude Code, Codex, OpenCode | 2 | 5,170 tok |
| memi-design/memi memoire.cv The design layer for agentic AI — design context, interface checks, and verification for c | 43 | Claude Code, Codex, OpenCode | 2 | 4,485 tok |
| swarm-ai-research/swarm swarm-ai.org SWARM: System-Wide Assessment of Risk in Multi-agent systems | 43 | Claude Code, Codex, OpenCode | 80 | 7,209 tok |
| LaplaceYoung/ansys-aedt-mcp MCP server for Ansys Electronics Desktop automation with PyAEDT, HFSS, Maxwell, Q3D, Icepa | 43 | Codex, OpenCode | 1 | 182 tok |
| cobusgreyling/goal-engineering cobusgreyling.github.io The canonical reference for Grok Build CLI /goal — run-until-done objectives, patterns, ve | 43 | Claude Code, Codex, OpenCode | 4 | 401 tok |
| vitalio-sh/thunderbird-cli Give Claude full access to your email through Mozilla Thunderbird. CLI + MCP server for AI | 43 | Claude Code, Codex, OpenCode | 2 | 1,839 tok |
| olegvg/resume-tailor-plugin Resume Tailor — Claude Code Plugin | 43 | Claude Code, Codex, OpenCode | 2 | 863 tok |
| koul777/Public-Regulation-MCP-Builder PR MCP Builder - MCP builder for public institution regulations | 43 | Claude Code, Codex, OpenCode | 3 | 467 tok |
| peva3/Lightroom-Presets Free Lightroom film simulation presets — Kodak Portra, Fujifilm Classic Chrome, Cinestill | 43 | Codex, OpenCode | 1 | 1,871 tok |
| hiero-ledger/solo An opinionated CLI tool to deploy and manage standalone test networks. | 43 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 5,479 tok |
| tsedio/tsed-cli 💻 CLI for Ts.ED framework | 43 | Claude Code, Codex, OpenCode | 32 | 812 tok |
| bbc/bug bbc.github.io Started life at BBC News - BUG enables control and monitoring of broadcast kit from a sing | 43 | Codex, OpenCode | 1 | 1,284 tok |
| chasinglogic/dfm A dotfile management tool for pair programmers. | 43 | Codex, OpenCode | 1 | 780 tok |
| litestar-org/litestar-fullstack-inertia inertia.fullstack.litestar.dev A fully-functional reference application using Litestar, Inertia JS, and Advanced Alchemy | 43 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 1,919 tok |
| nzh63/syc nzh63.github.io Optimizing compiler for SysY (C subset) | 43 | Codex, OpenCode | 1 | 2,191 tok |
| Stieges/bpmn-generator Enterprise BPMN 2.0 Generator — JSON Logic-Core → ElkJS Layout → OMG-compliant XML + SVG | 43 | Claude Code, Codex, OpenCode | 2 | 13,547 tok |
| jonigata/FramePlanner2 | 43 | Claude Code, Codex, OpenCode | 5 | 2,265 tok |
| lessthanseventy/excessibility hexdocs.pm Accessibility snapshot testing for Phoenix LiveView - capture HTML during tests, run Pa11y | 42 | Claude Code, Codex, OpenCode | 2 | 5,614 tok |
| leeguooooo/Mailbox email skill | 42 | Codex, OpenCode | 1 | 492 tok |
| Robotti-io/copilot-security-instructions ✨ A customizable copilot-instructions.md ruleset & prompts to guide GitHub Copilot toward | 42 | Claude Code, Codex, GitHub Copilot | 12 | 1,869 tok |
| ferdinandobons/CodeDebrief ferdinandobons.github.io Local-first static analysis that turns source code into deterministic, source-grounded wor | 42 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 4,365 tok |
| cagataycali/devduck dev.duck.nyc Minimalist AI agent that fixes itself when things break. | 42 | Codex, OpenCode | 1 | 1,592 tok |
| kfastov/tgcli Telegram user console client and archiver | 42 | Codex, OpenCode | 1 | 661 tok |
| yx0716/clawd-insights Your agents do the work — you keep the knowledge. A local-first dashboard (+ desktop pet) | 42 | Claude Code, Codex, OpenCode | 2 | 5,860 tok |
| alti3/stk-mcp An MCP server allowing LLMs to interact with Ansys/AGI STK - Digital Mission Engineering S | 42 | Codex, OpenCode | 1 | 288 tok |
| agentjido/jidoka jido.run Developer-friendly LLM agent harness built on Jido and Jido AI | 42 | Codex, OpenCode | 1 | 196 tok |
| oxbshw/Agent-Span The Web Access Gateway for AI Agents — 52 channels, 92 MCP tools, 9 SDKs, self-healing bac | 42 | Codex, OpenCode | 1 | 700 tok |
| qorstack/qorstack-report report.qorstack.com | 42 | Codex, GitHub Copilot, OpenCode | 2 | 1,658 tok |
| mitchellbernstein/shabbat.md Make Agents Kosher Again. An open format for Shabbat-compliant AI agent configuration. | 42 | Codex, OpenCode | 1 | 31 tok |
| kubevirt/kubevirt-tekton-tasks VM specific tasks for Tekton Pipelines | 42 | Codex, Cursor, OpenCode | 2 | 1,374 tok |
| ChrisTitusTech/titusbooks I hate quickbooks, I'm making my own self-hosted all data never leaves local network. | 42 | Codex, OpenCode | 1 | 1,477 tok |
| twitbruv/twitbruv | 42 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 2,081 tok |
| ActiveInferenceInstitute/ActiveInferenceJournal Transcripts, metadata, captions, and translations from the Active Inference Institute's vi | 42 | Codex, OpenCode | 1 | 566 tok |
| NomaDamas/jikji nomadamas.github.io Non-destructive local file maps and instant search indexes for AI agents | 42 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,587 tok |
| Sunagatov/Lexora A modern English vocabulary learning app focused on topic-based study, fast review, and pr | 42 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 976 tok |
| panewslab/skills PANews Agent Toolkit is PANews's official agent package for cryptocurrency and blockchain | 42 | Claude Code, Codex, OpenCode | 2 | 1,124 tok |
| yunsii/pinyin yunsii.github.io ✨ Online Pinyin typing practice | 42 | Claude Code, Codex, OpenCode | 2 | 1,088 tok |
| hummat/bproc-pubvis hummat.github.io Publication-ready visualization of 3D objects and point clouds in seconds. | 42 | Codex, OpenCode | 1 | 1,225 tok |
| SumoLogic/sumologic-documentation sumologic.com Open Source repo for Sumo Logic documentation. | 42 | Claude Code, Codex, OpenCode | 28 | 4,085 tok |
| musegate/Forgevia Forge your development workflow into steel. | 42 | Claude Code, Codex | 22 | — |
| AEON-7/Qwen3.6-27B-AEON-Ultimate-Uncensored-MLX Native MLX quants of Qwen3.6-27B-AEON-Ultimate-Uncensored for Apple Silicon (Metal): 8-bit | 42 | Codex, OpenCode | 1 | 7,457 tok |
| josecoelho/obsidian-tasks-caldav Sync tasks via Caldav | 42 | Claude Code, Codex, OpenCode | 7 | 4,902 tok |
| mgalgs/aur-sleuth mgalgs.io An LLM-powered security auditing tool for Arch User Repository (AUR) packages with yay int | 42 | Claude Code, Codex, OpenCode | 3 | 5,112 tok |
| etr/groundwork Claude Code plugin with 30+ skills for structured development workflows | 42 | Claude Code, Codex, OpenCode | 2 | 5,066 tok |
| SkillsCat/skillscat skills.cat An open platform for discovering, sharing, and installing AI agent skills. | 42 | Claude Code, Codex, OpenCode | 2 | 5,899 tok |
| bearlike/Assistant docs.mewbo.com 🌼 AI stack centered on an agent hypervisor. Automates tasks, graph-powered repo wiki, and | 42 | Claude Code, Codex, OpenCode | 3 | 6,797 tok |
| majiayu000/vibeguard majiayu000.github.io Native rules, hooks, and guards that prevent Claude Code and Codex from hallucinating code | 42 | Claude Code, Codex, OpenCode | 17 | 1,335 tok |
| Ryan-yang125/motion-lexicon motion-lexicon.pages.dev Describe a motion feeling, compare candidates, tune a recipe, and copy the implementation. | 42 | Codex, OpenCode | 1 | 876 tok |
| Array-Ventures/coworker railway.com Open-source AI agent with MCP UI, app builder, A2A protocol, skills marketplace, and multi | 42 | Claude Code, Codex, OpenCode | 2 | 873 tok |
| MedAdemBHA/docflow Documentation memory for AI coding agents—route project knowledge, reduce repeated context | 42 | Codex, Cursor, Gemini CLI, OpenCode | 3 | 358 tok |