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 |
|---|---|---|---|---|
| silvrblt/legal-case-research Research report on retrieving similar cases for specified case types | Comprehensive resea | 21 | Codex, OpenCode | 1 | 1,908 tok |
| lh123aa/bwvi-design Agent-native design decision protocol. CLI + MCP Server, giving AI Agents structured desig | 21 | Codex, OpenCode | 1 | 3,862 tok |
| TideSurf/core tidesurf.org Connect Chromium to LLM agents via token-efficient DOM compression. 50-200 tokens per page | 21 | Claude Code, Codex, OpenCode | 2 | 1,167 tok |
| aidyou/chatspeed chatspeed.aidyou.ai An AI chat proxy with universal tool access, protocol conversion, load balancing, key isol | 21 | Codex, OpenCode | 1 | 1,169 tok |
| acoyfellow/unsurf unsurf.coey.dev Turn any website into a typed API | 21 | Codex, OpenCode | 1 | 610 tok |
| Coding-Meet/Library-Insight coding-meet.github.io API Explorer & MCP Server for Java, Kotlin & KMP. Analyze JARs, AARs, KLibs, Maven depende | 21 | Claude Code, Codex | 1 | — |
| getsentry/sentry-agent-skills | 21 | Codex, OpenCode | 1 | 1,546 tok |
| ArthurVardevanyan/HomeLab arthurvardevanyan.com HomeLab Server & Desktop Configuration | 21 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,924 tok |
| preset-io/agor-teammate Agent operating framework for Agor - inspired by OpenClaw | 21 | Claude Code, Codex, OpenCode | 2 | 1,160 tok |
| flutydeer/ds-editor-lite | 21 | Claude Code, Codex, OpenCode | 7 | 2,112 tok |
| frogobox/frogo-sdk frogobox.github.io Frogo SDK - SDK Core for Easy Development Support AI Agent Skill | 21 | Claude Code, Codex, OpenCode | 3 | 1,381 tok |
| eason-dev/easonchang.com-next easonchang.com Eason Chang's brand new personal blog | 21 | Claude Code, Codex, OpenCode | 4 | 1,504 tok |
| asyncswap/solidity-language-server solidity-language-server-docs.pages.dev A fast Solidity language server powered by solc and foundry. | 21 | Codex, OpenCode | 1 | 3,184 tok |
| nyaoouo/NyLib2 | 21 | Codex, OpenCode | 1 | 5,878 tok |
| Dicklesworthstone/frankenpandas Memory-safe, clean-room Rust reimplementation of pandas with packetized conformance gates, | 21 | Codex, OpenCode | 1 | 8,500 tok |
| OneSignal/onesignal-python-api | 21 | Claude Code, Codex, OpenCode | 2 | 799 tok |
| chhuax/praxis-devos | 21 | Claude Code, Codex, OpenCode | 2 | 2,009 tok |
| adesutherland/CREXX REXX Language implementation | 21 | Codex, Gemini CLI, OpenCode | 2 | 2,984 tok |
| Tshah-95/vean vean — the agent-native video editing core: a typed document, edit algebra, and diagnostic | 21 | Claude Code, Codex, OpenCode | 6 | 6,378 tok |
| mathruffian-dot/gem-to-agent-kit Turn any AI agent into an upgrade consultant, upgrading Google Gemini's Gems into Agent wo | 21 | Codex, OpenCode | 1 | 710 tok |
| AbhiK189/interview-prep-template A compounding, AI-agent-maintained interview-prep wiki. Three-layer context-engineering te | 21 | Claude Code, Codex, OpenCode | 2 | 8,958 tok |
| Love4yzp/sensecap-indicator-ha The use of SenseCAP indicator interacts with Home Assistant in three API methods | 21 | Codex, OpenCode | 1 | 858 tok |
| sablier-labs/flow 🍃 Smart contracts of the Sablier Flow protocol. | 21 | Claude Code, Codex, OpenCode | 2 | 1,298 tok |
| vestaterm/Vesta vestaterm.github.io A native macOS terminal for running AI coding agents in parallel — built on real libghostt | 21 | Codex, OpenCode | 1 | 1,229 tok |
| openvang/vanguarstew openvang.github.io Bittensor Subnet Repository maintainer agent + a GitHub-history benchmark that scores it — | 21 | Codex, OpenCode | 1 | 420 tok |
| prikotov/task-agents-playbook AI-Assisted Development Playbook & Task-driven development methodology for AI-agents. | 21 | Codex, OpenCode | 1 | 3,980 tok |
| existential-birds/amelia existentialbirds.com AI-powered development orchestrator: Supports Claude Code, Codex and Langchain Deepagents | 21 | Claude Code, Codex, OpenCode | 18 | 1,528 tok |
| ThalesGroup/agilab thalesgroup.github.io Open-source platform for reproducible AI/ML workflows, from local experimentation to distr | 21 | Claude Code, Codex, OpenCode | 50 | 11,360 tok |
| c9r-io/orchestrator docs.c9r.io Harness Engineering control plane for agent-first software delivery. Orchestrate Claude Co | 21 | Claude Code, Codex, OpenCode | 31 | 2,158 tok |
| libragen/libragen libragen.dev Create private, local RAG libraries that work offline—no API keys, no cloud services. Shar | 21 | Codex, OpenCode | 1 | 2,913 tok |
| mstfash/skills My daily AI agent skills for Claude Code, Codex, frontend QA, reviews, and workflow automa | 21 | Codex, OpenCode | 1 | 374 tok |
| mrsthl/5 A meta-framework that guides feature implementation using a clear 5-phase process. | 21 | Claude Code, Codex, OpenCode | 5 | 1,907 tok |
| aws-samples/sample-code-for-workspaces-agent-access | 21 | Codex, OpenCode | 1 | 2,486 tok |
| alinalihassan/Lesma lesma.org The Lesma Programming Language | 21 | Codex, OpenCode | 1 | 3,672 tok |
| JKorf/BingX.Net cryptoexchange.jkorf.dev C#/.NET client library for the BingX.com cryptocurrency exchange REST and WebSocket APIs, | 21 | Codex, GitHub Copilot, OpenCode | 2 | 2,253 tok |
| mbrock/luv A Common Lisp Vulkan atelier | 21 | Claude Code, Codex, OpenCode | 2 | 1,923 tok |
| CamiProject/semantic-deer-flow Unofficial DeerFlow downstream for governed SaaS semantic queries and controlled actions | 21 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,889 tok |
| Ervie/Seiyuu.moe A webpage searching for collaborate works between seiyuu. | 21 | Codex, OpenCode | 1 | 745 tok |
| InsForge/CLI InsForge CLI | 21 | Claude Code, Codex | 1 | — |
| crewrig/crewrig crewrig.org A layered AI assistant configuration with shared skill sandbox and built-in harness engine | 21 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 47 | 4,874 tok |
| randomm/oo | 21 | Claude Code, Codex, OpenCode | 2 | 1,373 tok |
| JKorf/HyperLiquid.Net cryptoexchange.jkorf.dev C#/.NET client library for the HyperLiquid.com decentralized cryptocurrency exchange REST | 21 | Codex, GitHub Copilot, OpenCode | 2 | 3,413 tok |
| ll931217/dotfiles imgur.com Ricing for my Arch Linux | 21 | Claude Code, Codex, OpenCode | 4 | 1,289 tok |
| kid-sid/codex-spellbook A curated collection of skills, prompts, and workflows that extend Codex's capabilities — | 21 | Codex, OpenCode | 1 | 733 tok |
| r0k1s-i/fediverse-with-100k-stars 100kstars.contained.love This project visualizes Fediverse instances as stars in a 3D galaxy | 21 | Claude Code, Codex, OpenCode | 2 | 4,155 tok |
| Semeton/agent-contract npmjs.com A deterministic contract layer between humans and coding agents. | 21 | Claude Code, Codex, OpenCode | 2 | 3,464 tok |
| rm2thaddeus/Pixel_Detective rm2thaddeus.github.io A repository for the Pixel Detective project. | 21 | Codex, OpenCode | 1 | 3,292 tok |
| polarity/app.spectrum.analyzer spectrum.polarity.me Spectrum Analyzer for the Browser | 21 | Codex, GitHub Copilot, OpenCode | 6 | 1,451 tok |
| ewrogers/SleepHunter4 Dark Ages Automation Tool | 21 | Claude Code, Codex, OpenCode | 2 | 1,593 tok |
| mohsenhariri/scorio mohsenhariri.github.io Bayes@N [ICLR'26], Ranking LLMs [ACL'26 Main]: Statistical evaluation, comparison, and ran | 21 | Claude Code, Codex, OpenCode | 2 | 4,044 tok |