23,280 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 agents7,521Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,296Research2,295Frontend2,250Security2,004Productivity1,709
All Claude Code32,116 Codex23,280 OpenCode22,053 GitHub Copilot3,543 Gemini CLI1,915 Cursor1,736 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| awizemann/harness awizemann.github.io AI-driven user testing for iOS Simulator, macOS apps, and web apps. Write a goal in plain | 344 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 2,968 tok |
| griddynamics/rosetta griddynamics.github.io An instruction layer for AI coding agent | 344 | Claude Code, Codex, Cursor, OpenCode | 13 | 274 tok |
| PrismorSec/prismor prismor.dev Self-hosted runtime control plane for AI agents. Observe or HITL approve or Block rogue t | 344 | Claude Code, Codex, OpenCode | 2 | 4,780 tok |
| contentful/contentful-migration 🚚 Migration tooling for contentful | 343 | Codex, OpenCode | 1 | 833 tok |
| drivelineresearch/autoresearch-claude-code Autonomous experiment loop skill for Claude Code — port of pi-autoresearch | 343 | Claude Code, Codex, OpenCode | 2 | 555 tok |
| laraowl/laraowl laraowl.mintlify.site open-source, self-hosted monitoring platform for Laravel. Track requests, exceptions, data | 343 | Claude Code, Codex, Gemini CLI | 8 | 5,078 tok |
| databrickslabs/ontobricks Transforms Databricks Unity Catalog tables into a materialized knowledge graph, with ontol | 343 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,975 tok |
| NVlabs/SimFoundry Modular and Automated Scene Generation for Policy Learning and Evaluation | 343 | Codex, OpenCode | 1 | 4,224 tok |
| AnkRoot/Augment-BYOK | 342 | Codex, OpenCode | 1 | 6,287 tok |
| aminueza/terraform-provider-minio registry.terraform.io Terraform provider for MinIO and S3-compatible storage (R2, B2, Hetzner, Spaces) — buckets | 342 | Codex, OpenCode | 1 | 6,389 tok |
| AnnenkovLabs/girl-agent oss.girl-agent.com An AI girl with human-like behavior: sleep, mood, schedule, memory, relationship stages, a | 342 | Claude Code, Codex, OpenCode | 2 | 1,375 tok |
| getsentry/vitest-evals npmjs.com A vitest extension for running evals. | 342 | Claude Code, Codex, OpenCode | 2 | 635 tok |
| Utopai-Research/pai-pro Local AI filmmaking studio — skills, canvas, timeline — driven from your coding agent. | 342 | Claude Code, Codex, OpenCode | 4 | 4,594 tok |
| 10xChengTu/Mux0 mux0.com A native macOS terminal built on libghostty. Workspaces, tabs, and split panes for your re | 342 | Claude Code, Codex, OpenCode | 20 | 3,609 tok |
| ttktjmt/mjswan mjswan.com MuJoco Simulation on WebAssembly with Neural networks | 342 | Claude Code, Codex, OpenCode | 6 | 464 tok |
| outsourc-e/clawsuite clawsuite.io All-in-one command center for OpenClaw agents | 341 | Codex, OpenCode | 1 | 2,525 tok |
| kpolley/redai AI-driven vulnerability discovery and live validation | 341 | Claude Code, Codex, OpenCode | 3 | 890 tok |
| Totoro-jam/battle-tested-patterns patterns.totorojam.com Battle-tested programming patterns from production codebases — React, Linux, Go, Chromium, | 341 | Claude Code, Codex, OpenCode | 7 | 2,194 tok |
| auth0/auth0-cli auth0.github.io Build, manage and test your Auth0 integrations from the command line | 340 | Claude Code, Codex, OpenCode | 2 | 2,086 tok |
| remorses/termcast termcast.app Turn any Raycast extension into a terminal user interface (TUI). Powered by opentui & reac | 340 | Claude Code, Codex, OpenCode | 2 | 13,729 tok |
| teimurjan/blazediff blazediff.dev Blazing-fast diff ecosystem for JavaScript applications | 340 | Codex, OpenCode | 1 | 910 tok |
| scouzi1966/maclocal-api 'afm' command cli: macOS server and single prompt mode that exposes Apple's Foundation and | 340 | Claude Code, Codex, OpenCode | 9 | 5,789 tok |
| timoncool/ACE-Step-Studio Portable AI music generator — full songs with vocals, covers, music videos. One-click inst | 340 | Codex, GitHub Copilot, OpenCode | 2 | 3,837 tok |
| Endless1936/book-video A natural-language workflow for creating atmospheric short book videos with AI-generated v | 340 | Codex, OpenCode | 1 | 2,776 tok |
| zippoxer/subtask Claude Skill to do your tasks with subagents in Git worktrees | 339 | Claude Code, Codex, OpenCode | 3 | 2,213 tok |
| Kxiandaoyan/Memoh-v2 A humanized agent several times more powerful than OpenClaw; it has everything Lobster has | 339 | Codex, OpenCode | 1 | 8,046 tok |
| loulanyue/spec-kit-zh Chinese-localized spec-driven development toolkit for Codex, Claude Code, Cursor, and othe | 339 | Claude Code, Codex, OpenCode | 1 | 3,968 tok |
| raysonmeng/agent-bridge raysonmeng.github.io A local bridge for bidirectional collaboration between Claude Code and Codex. A local real | 339 | Claude Code, Codex, Cursor, Gemini CLI, Kiro, OpenCode, Windsurf | 6 | 4,426 tok |
| Tencent/workbuddy-bench | 339 | Claude Code, Codex | 2 | — |
| kousen/claude-code-training Slides and demos for a training course on Claude Code | 338 | Claude Code, Codex, OpenCode | 9 | 2,465 tok |
| cvet/fonline fonline.ru FOnline Engine is a flexible cross-platform isometric game engine | 338 | Claude Code, Codex, OpenCode | 2 | 7,125 tok |
| patriceckhart/zot zot.sh Yet another coding agent harness, lightweight and written in go. | 338 | Codex, OpenCode | 1 | 1,909 tok |
| shenjingnan/xiaozhi-client xiaozhi-client.shenjingnan.com Xiaozhi AI client, currently mainly used for MCP integration | 338 | Claude Code, Codex, GitHub Copilot, OpenCode | 32 | 7,158 tok |
| Fannon/search-bookmarks-history-and-tabs chromewebstore.google.com Browser extension to search bookmarks, history and tabs. Supports tagging and fuzzy search | 338 | Codex, OpenCode | 1 | 816 tok |
| oguzbilgic/agent-kernel agent-kernel.dev Minimal kernel to make any AI coding agent stateful. Clone, point your agent, go. | 337 | Codex, OpenCode | 1 | 546 tok |
| tableau/tableau-mcp tableau.github.io Tableau's official MCP Server. Helping agents see and understand data. | 337 | Claude Code, Codex, OpenCode | 3 | 4,493 tok |
| smaramwbc/statewave statewave.ai Open-source memory runtime for AI agents — reproducible, provenance-tagged context bundles | 337 | Codex, OpenCode | 1 | 933 tok |
| Meridiona/meridian meridiona.com Stop letting your work go unnoticed. Meridian keeps an automatic work journal of what you | 337 | Claude Code, Codex | 6 | 14,431 tok |
| fullstack-development/front-end-best-practices Set of best practices that you can use as checklist for your project. | 336 | Claude Code, Codex, OpenCode | 2 | 516 tok |
| automagik-dev/genie docs.automagik.dev Wishes in, PRs out. CLI agent that interviews you, plans the work, dispatches parallel age | 336 | Claude Code, Codex, OpenCode | 5 | 7,595 tok |
| zapier/gtm-cheat-codes zapier.com A field guide for go to market teams using coding agents. Installable skills for campaign | 336 | Claude Code, Codex, OpenCode | 2 | 211 tok |
| Southclaws/storyden storyden.org With a fresh new take on traditional bulletin board forum software, Storyden is a modern, | 336 | Claude Code, Codex, OpenCode | 30 | 3,563 tok |
| tuchg/Lucarne Stop babysitting local AI agents. Just notifications, approve, and resume your Codex,Pi,Gr | 335 | Codex, OpenCode | 1 | 1,090 tok |
| jayminwest/mulch Growing Expertise for Coding Agents — structured expertise files that accumulate over time | 335 | Claude Code, Codex, OpenCode | 9 | 6,235 tok |
| mediar-ai/fazm fazm.ai Fazm Desktop for macOS | 335 | Claude Code, Codex, OpenCode | 4 | 12,081 tok |
| hechtcarmel/jetbrains-index-mcp-plugin A Jetbrains IDE IntelliJ plugin aimed to provide coding agents the ability to leverage int | 335 | Claude Code, Codex, OpenCode | 2 | 11,539 tok |
| ryzqi/learn-agent A 20-chapter practical tutorial on Chinese AI Agent architecture, with runnable TypeScript | 335 | Codex, OpenCode | 1 | 1,917 tok |
| ganeshmshetty/openclip getopenclip.app Fast, open-source macOS floating text actions. Transform text, run scripts, and integrate | 335 | Codex, OpenCode | 1 | 1,938 tok |
| drivelineresearch/openbiomechanics openbiomechanics.org The open source initiative for anonymized, elite-level athletic motion capture data. Run b | 334 | Claude Code, Codex, OpenCode | 2 | 1,409 tok |
| ericjypark/codex-island codexisland.com CodexIsland - AI usage limits in your MacBook notch | 334 | Claude Code, Codex, OpenCode | 2 | 3,449 tok |