2,616 projects whose own agent configuration covers testing. These are not mods to install — they are how the maintainers of these repositories tell an agent what to do, and what to avoid.
All projects Building agents8,373Claude Code6,850Data and AI3,591Backend and APIs3,549Git and workflow3,548Languages3,459Planning3,308Code review2,875Writing and docs2,447DevOps and cloud2,443Memory and context2,373Research2,309
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| nikeyes/claude-code-config Personal Claude Code configuration | 2 | Claude Code, Codex, OpenCode | 2 | 315 tok |
| marcbenito/claude_workshop_ensenyament claude-workshop-ensenyament.vercel.app | 2 | Claude Code, Codex | 11 | 807 tok |
| lkoelman/githueber GitHub as frontend to your coding harness | 2 | Codex, OpenCode | 1 | 911 tok |
| dshaplyko/skills | 2 | Claude Code | 10 | — |
| sisibeloved/cpython-optimize-skill | 2 | Codex, OpenCode | 1 | 450 tok |
| AZANIR/qa-skills qa-skills | 2 | Claude Code, Codex, Cursor, OpenCode | 61 | 3,224 tok |
| Venkateshvenki404224/frappe-testing-loop Static, runtime, Ponytail, and HTML audit loop for Frappe apps | 2 | Claude Code, Codex, OpenCode | 3 | 620 tok |
| wangbinquan/skills A daily collection of useful harnesses | 2 | Claude Code, OpenCode | 21 | 1,999 tok |
| jwpark-timbel/crew Intelligent multi-agent engineering crew for Claude Code with TDD enforcement | 2 | Claude Code | 1 | 1,012 tok |
| Geoffe-Ga/Creek-Vault Creek Vault | 2 | Claude Code | 34 | 2,217 tok |
| mehrabmodi1/storyteller This is a content-consumption tool. Users explore large texts (like the Mahabharata or the | 2 | Claude Code | 3 | 859 tok |
| de6eling/user-testing-agent AI-powered usability testing that simulates real users navigating your web app | 2 | Claude Code | 10 | 611 tok |
| anshajk/claude-security | 2 | Claude Code | 9 | — |
| LucasMatuszewski/JSystems-SilkyCoders-1 | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 24 | 1,539 tok |
| chuyl/zeroclaw init | 2 | Claude Code, Codex, OpenCode | 9 | 1,060 tok |
| OneKeyHQ/QA-AGENTS onekeyhq.github.io | 2 | Claude Code, Codex, Cursor, OpenCode | 17 | 16 tok |
| ihsaan-ullah/auto-codabench | 2 | Claude Code | 1 | 2,697 tok |
| davidsunglee/pi-mux-subagents Subagents for the pi coding agent that support interaction by spawning in mux panes. | 2 | Claude Code, Codex | 2 | — |
| jdutton/vibe-agent-toolkit Toolkit for testing and packaging portable AI agents across various LLMs, frameworks, and | 2 | Claude Code | 2 | 4,168 tok |
| paulzuradzki/software-testing-workshop-pycon-us-2026 | 2 | Claude Code, Codex, OpenCode | 3 | 746 tok |
| bence-toth/agent-benchmark bence-toth.github.io Benchmark Claude configuration changes against your own tasks in your own repositories | 2 | Codex, OpenCode | 1 | 989 tok |
| terrene-foundation/metis Metis — Applied ML for Decision Making (MBA training course, Week 4: Supply Chain Control | 2 | Claude Code | 79 | 2,523 tok |
| yxhpy/openuser An intelligent digital human system supporting voice cloning, facial animation, and video | 2 | Claude Code | 7 | 2,127 tok |
| Agentiqa/agentiqa-plugin AI-powered testing for web and mobile apps — Claude Code plugin | 2 | Codex, OpenCode | 1 | 49 tok |
| xrf9268-hue/aiops-platform | 2 | Claude Code, Codex, OpenCode | 6 | 8,832 tok |
| tem11134v2-cmd/seo-pipeline-template SEO pipeline template for Claude Code: worktree-first multi-task architecture, JM-analysis | 2 | Claude Code | 4 | — |
| zanetworker/autoimprove zanetworker.github.io Autonomous optimization loop for AI agents. Describe what to improve, how to measure it, a | 2 | Claude Code | 1 | 629 tok |
| Bruce1986/vibe-to-prod-lab Teaching materials for the afternoon session of the NTU course “From Vibe Coding to Produc | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,163 tok |
| tinzisreal/workflow | 2 | Claude Code, Cursor | 13 | 2,142 tok |
| e01n0/skillspec SkillSpec is a DSL that adds types, contracts, composition, and tests around agent skills, | 2 | Claude Code | 1 | 627 tok |
| bohorquezod/agentlink Node.js CLI to generate granular symlinks from .ai to agent IDE configs | 2 | Claude Code, Codex, OpenCode | 23 | 5 tok |
| SiloCityLabs/SiloCityPages pages.silocitylabs.com A framework leveraging Bootstrap, React, and Next.js for efficient static site development | 2 | Claude Code, Codex, OpenCode | 2 | 417 tok |
| GambitGamesLLC/openclaw-godot Autonomous AI agent framework for Godot Engine. Enables OpenClaw orchestrators to implemen | 2 | Codex, OpenCode | 1 | 1,227 tok |
| frontendmentorio/bookmark-landing-page frontendmentor.io This challenge will really test your layout skills. There are also areas that will require | 2 | Claude Code, Codex, OpenCode | 2 | 2,400 tok |
| quintesse/leyden-perf-test Perfomance test scripts | 2 | Codex, OpenCode | 1 | 8,609 tok |
| frontendmentorio/fylo-data-storage-component frontendmentor.io This component has some interesting CSS challenges in the design. If you're looking to tes | 2 | Claude Code, Codex, OpenCode | 2 | 2,238 tok |
| MUDdown/MUDdown muddown.com MUDdown — A modern MUD platform using Markdown as the universal game markup language | 2 | Claude Code, Codex, OpenCode | 21 | 3,756 tok |
| frontendmentorio/newsletter-sign-up-with-success-message frontendmentor.io This will test your skills with basic form structure, validation, and submission. The succ | 2 | Claude Code, Codex, OpenCode | 2 | 2,238 tok |
| j-jayes/agents-md | 2 | Claude Code, Codex, OpenCode | 9 | 1,721 tok |
| LIghtJUNction/AGENTS.md The prompt with the best effect was identified through experimental testing. | 2 | Codex, OpenCode | 1 | 15 tok |
| pure-golang/level85 Shared agent skills, Taskfile, linter config, and Claude Code conventions for a pure-golan | 2 | Claude Code, Codex, OpenCode | 38 | 2,341 tok |
| 8Dionysus/aoa-evals Portable evaluation bundles for agents and agent-shaped workflows: bounded, reproducible, | 2 | Codex, OpenCode | 1 | 1,124 tok |
| Dimkox/adaptive-grok-build-pro Adaptive Grok Build Pro — enterprise-style adaptive workflow for Grok Build | 2 | Claude Code, Codex, OpenCode | 38 | 5,367 tok |
| theogravity/bun-elysiajs-starter-turbo-monorepo A starter monorepo for building APIs with Bun, ElysiaJS, Kysely, and Turborepo — includes | 2 | Claude Code, Codex, OpenCode | 3 | 4,547 tok |
| drmikecrowe/git-worktree-organize Convert any git repository into the canonical bare-hub worktree layout, so every branch li | 2 | Claude Code, Codex, OpenCode | 48 | 1,902 tok |
| luoli523/harness-project-template | 2 | Claude Code, Codex, OpenCode | 13 | 1,737 tok |
| careerchain-ys/stdd STDD (Spec and Test Driven Development) methodology, skills, and templates for Claude Code | 2 | Claude Code, Codex, OpenCode | 3 | 2,708 tok |
| Prism-Shadow/swe-bench-essential prism-shadow.github.io | 2 | Claude Code, Codex, OpenCode | 2 | 1,969 tok |
| adobe/aem-desktop | 2 | Claude Code, Codex, OpenCode | 2 | 3,985 tok |
| strzhao/claude-code-buddy A pixel cat companion above the Dock that reflects Claude Code's work status in real time | 2 | Claude Code | 5 | 1,913 tok |