23,799 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 |
|---|---|---|---|---|
| YangFan-Code-Star/context-dev A self-improving agent-context framework for DeepSeek Harness | 2 | Codex, OpenCode | 1 | 2,651 tok |
| flomeile/leo-starter Starter Pack for Leo Second Brain Repo | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 16,103 tok |
| WYZDevin/ChronoGeoLab Official documentation site for ChronoGeoLab — an open toolkit for time-geographic visuali | 2 | Claude Code, Codex, OpenCode | 2 | 818 tok |
| RodrigoTomeES/beyond-the-prompt-template beyond-the-prompt.rodrigotome.es Template para el taller de IA con OpenCode + GitHub Copilot | 2 | Codex, OpenCode | 1 | 258 tok |
| laguagu/agents-best-practices .agents-first best practices for AI agent skills — templates, guides, and auditing tools f | 2 | Claude Code, Codex, OpenCode | 2 | 195 tok |
| CHVSAnirudh/debugger-skill-eval | 2 | Codex, OpenCode | 1 | 508 tok |
| 3dsimopetrelli/wpblackwork wordpress for blackwork site | 2 | Claude Code, Codex, OpenCode | 2 | 3,423 tok |
| Rajmeet/ccmigrate Local-first CLI for migrating and sharing coding-agent chat context | 2 | Codex, OpenCode | 1 | 1,014 tok |
| pattssun/handcontrol | 2 | Claude Code, Codex, OpenCode | 2 | 573 tok |
| AsteriskZuo/mcpcm | 2 | Claude Code, Codex, OpenCode | 9 | 380 tok |
| machbuilds/atom Atom is the seed. Every project you ship begins here — with cross-project memory, opiniona | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,645 tok |
| AClerbois/gh-aw-copilot-devdays-namur-2026 Contenu pour la session GitHub Copilot DevDays 2026 | 2 | Codex, OpenCode | 1 | 1,288 tok |
| ACM-player/codex_muti-agents | 2 | Codex, OpenCode | 1 | 1,219 tok |
| dralgorhythm/copilot-personas A collection of meaningful Personified prompts for Agentic Copilot partnership. | 2 | Codex, GitHub Copilot, OpenCode | 38 | 21,382 tok |
| aaryanporwal/websoot-v1 aaryanporwal.com Aaryan's Personal Website made with Astro | 2 | Codex, OpenCode | 1 | 965 tok |
| WojcikMM/spec-development-protocol An AI-Agentic Framework for Spec-Driven Engineering | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 18 | 4,285 tok |
| shinaoka/agentic-issue-solver Central single-run issue solver for headless coding agents | 2 | Codex, OpenCode | 1 | 284 tok |
| yuvhaim-gif/dev_harness experimental zero-trust containment framework for autonomous LLM agents. Intentionally tra | 2 | Codex, OpenCode | 1 | 392 tok |
| qq15725/land | 2 | Claude Code, Codex, OpenCode | 3 | 2,304 tok |
| systemowiec/ai-agents-workspace-starter | 2 | Claude Code, Codex, OpenCode | 33 | 3,496 tok |
| zyn08/TUMExchange | 2 | Codex, OpenCode | 1 | 4,117 tok |
| duck-lint/coding-agent-harness youtu.be This harness prevents common failure modes with iterative AI-assisted coding. Especially h | 2 | Codex, OpenCode | 1 | 1,654 tok |
| az9713/claude-code-agentic-framework A Claude Code plugin implementing the Codebase Singularity concept - enabling AI agents to | 2 | Claude Code, Codex, OpenCode | 22 | 4,113 tok |
| Securability-Engineering/securability-engineering-capability A Claude Code plugin offering secure code generation through application of the FIASSE - T | 2 | Claude Code, Codex, OpenCode | 3 | 4,868 tok |
| bobbylough/ai-pit-crew | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 8 | 2,467 tok |
| SummerSec/semantic-linter A plugin and command-line tool for LLM instruction files that detects overly broad semanti | 2 | Claude Code, Codex, OpenCode | 2 | 663 tok |
| OnTheThirdDay/researcher-agentsmd research training for agents | 2 | Codex, OpenCode | 1 | 2,866 tok |
| snowinch/mnemox Mnemox Open Coding Agent for Local Coding | 2 | Claude Code, Codex, OpenCode | 2 | 12,411 tok |
| zoxknez/agentic-ai-prompts-EN-SRB Production-grade bilingual EN/SR prompts for AI coding agents, repo audits, safe refactors | 2 | Codex, OpenCode | 1 | 504 tok |
| toviralideasyt7/wordsolverx-z-ai WordSolverX - Daily puzzle answers, solver tools, and strategy guides | 2 | Codex, OpenCode | 2 | 679 tok |
| wrannaman/agentic-engineering The AX Stack — Agent Experience for engineering teams. From zero to 90% one-shot accuracy | 2 | Codex, OpenCode | 1 | 224 tok |
| megamen32/LastHumanCommit megamen32.github.io Personal agent-canon kit: roles, profiles, and protocols. | 2 | Claude Code, Codex, OpenCode | 2 | 11,478 tok |
| jstxn/agent-setup My personal setup for agentic work | 2 | Claude Code, Codex, OpenCode | 9 | 1,465 tok |
| deck-monsters/deck-monsters The core deck-monsters code | 2 | Claude Code, Codex, Cursor, OpenCode | 4 | 3,555 tok |
| jameswei/human-in-loop-workflow A human-in-the-loop, simple enough, well-behaviored workflow for small-and-medium projects | 2 | Codex, OpenCode | 1 | 243 tok |
| garshion/claude-setting A collection of global Claude settings for setting up Claude on a new device. | 2 | Claude Code, Codex, OpenCode | 2 | 6,384 tok |
| Phudit-2547/ChuMaiNichi chu-mai-nichi.vercel.app One repo for combining chunimai tracker and chunimai dashboard | 2 | Claude Code, Codex, OpenCode | 2 | 21,172 tok |
| Applied-AI-Society/minimum-viable-jarvis Forkable starter repo for your personal AI-operated business OS | 2 | Claude Code, Codex, OpenCode | 2 | 677 tok |
| shogo-hs/python-project-template | 2 | Claude Code, Codex, OpenCode | 6 | 910 tok |
| adobe/aem-desktop | 2 | Claude Code, Codex, OpenCode | 2 | 3,985 tok |
| openshift-hyperfleet/architecture | 2 | Claude Code, Codex, OpenCode | 2 | 2,838 tok |
| andrewrothstein/tasks | 2 | Claude Code, Codex, OpenCode | 5 | 3,690 tok |
| chainstacklabs/performance-tool-client compare.chainstack.com RPC provider performance comparison, as a single-page Next.js app. Chainstack Compare fron | 2 | Claude Code, Codex, OpenCode | 2 | 1,483 tok |
| cube-worlds/cube_worlds getgems.io NFT characters on TON blockchain | 2 | Claude Code, Codex, OpenCode | 2 | 7,314 tok |
| helpers-no/dev-templates tmp.sovereignsky.no The development templates offer a quick, modern, and standardized way to start new project | 2 | Claude Code, Codex, OpenCode | 2 | 928 tok |
| RBraga01/builder-growth rbraga01.github.io AI growth skills pack — 14 skills and 5 agents that enforce quality in AI-assisted growth | 2 | Claude Code, Codex, OpenCode | 2 | 1,697 tok |
| Wjl1224734792/visual-primitives-mcp A multimodal visual understanding MCP server based on the visual primitives paradigm. Thro | 2 | Claude Code, Codex, OpenCode | 2 | 4,740 tok |
| Afristrat/mnemo | 2 | Claude Code, Codex, OpenCode | 2 | 1,937 tok |
| msw2004727/FC toosterx.com | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 17 | 11,343 tok |
| Epistemic-Technology/wp-museum Wordpress plugin for operating an online museum. | 2 | Claude Code, Codex, OpenCode | 3 | 2,209 tok |