2,325 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 agents7,410Claude Code6,578Data and AI3,695Backend and APIs3,487Languages3,404Planning3,188Git and workflow3,106Code review2,712Memory and context2,351Research2,289DevOps and cloud2,283Writing and docs2,279
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| buer2233/ai-api-test-skill AI API test automation Skill: for Python + pytest + requests, driving Codex / Claude Code | 146 | Claude Code, Codex, OpenCode | 4 | 3,958 tok |
| padamson/playwright-rust playwright-rust.dev Rust language bindings for Microsoft Playwright | 145 | Claude Code | 5 | 3,463 tok |
| nooscraft/tokuin CLI tool – estimates LLM tokens/costs and runs provider-aware load tests for OpenAI, Anthr | 144 | Codex, OpenCode | 1 | 1,235 tok |
| askie/grix grix.im Grix : Work with agents like talking to people. | 144 | Claude Code, Codex, OpenCode | 4 | 525 tok |
| ArchiveBox/abx-dl abx-dl.archivebox.io ⬇️ A simple all-in-one CLI tool to download EVERYTHING from a URL (like youtube-dl/yt-dlp, | 142 | Claude Code, Codex, OpenCode | 2 | 1,251 tok |
| AHepi/DeepReason | 142 | Claude Code | 27 | 11,862 tok |
| AgentEvalHQ/AgentEval agenteval.dev AgentEval is the comprehensive .NET toolkit for AI agent evaluation—tool usage validation, | 142 | Claude Code, Codex, GitHub Copilot, OpenCode | 15 | 24,068 tok |
| jolliai/jolliai jolli.ai Jolli Memory automatically turns your AI coding sessions into structured development docum | 141 | Claude Code, Codex, OpenCode | 2 | 25,790 tok |
| spearchucker667/kimiko moonshot.ai Bypass all api restraints within Kimi-CLI | 141 | Codex, OpenCode | 1 | 1,096 tok |
| coleam00/your-claude-engineer Demonstration of an agent harness with access to tools like Slack, GitHub, and Linear so i | 140 | Claude Code | 1 | — |
| mazrean/kessoku Next-generation google/wire with parallel dependency injection for Go | 139 | Claude Code, Codex, OpenCode | 2 | 1,676 tok |
| openclaw/shellbench huggingface.co The agent benchmark that scores the full stack — harness, config, and model — not just the | 139 | Claude Code, Codex | 2 | — |
| herald-email/herald-mail-app Herald is a terminal email client and inbox cleanup tool with IMAP, AI-assisted triage, MC | 139 | Claude Code, Codex, OpenCode | 8 | 10,502 tok |
| dynamics365ninja/d365fo-mcp-server Exposes MCP tools that prove every method, field, label and form pattern against your real | 139 | Claude Code, GitHub Copilot | 7 | 2,316 tok |
| vasu31dev/playwright-ts-template Playwright Typescript Automation testing framework Template is designed for Web (Desktop & | 138 | Claude Code | 1 | 2,154 tok |
| jvm-skills/jvm-skills | 138 | Claude Code, Codex | 20 | — |
| Wholiver/metis Metis is a coding agent that boosts AI/LLM coding performance by 50% | 138 | Codex, OpenCode | 1 | 1,891 tok |
| go-to-k/cdkd Drop-in CDK CLI for existing CDK apps — up to 15x faster deploys via direct AWS SDK calls | 137 | Claude Code | 23 | 11,816 tok |
| IgniteUI/igniteui-cli bit.ly Ignite UI Command-Line Interface by Infragistics | 136 | Claude Code | 1 | 1,266 tok |
| 1Password/SCAM 1password.github.io SCAM - Security Comprehension Awareness Measure | Open-source benchmark that tests AI agen | 136 | Codex, OpenCode | 1 | 3,027 tok |
| asdf17128/bili-webos 📺 Open-source Bilibili (哔哩哔哩) client for LG webOS TVs — DASH up to 4K/HDR, danmaku, bangu | 136 | Claude Code | 2 | 1,096 tok |
| lkmeta/txtify txtify.lkmeta.com Web application that converts audio and video to text using AI, supporting various formats | 135 | Claude Code | 5 | 1,409 tok |
| snowmead/rust-docs-mcp MCP server for agents to explore rust docs, analyze source code, and build with confidence | 135 | Claude Code | 3 | 599 tok |
| giginet/xcodeproj-mcp-server A Model Context Protocol Server to manipulate *.xcodeproj | 134 | Claude Code | 3 | 1,037 tok |
| ibuilder/massing massing.build Open, self-hosted, IFC-native AEC platform: web BIM viewer + modeling, a ~100-module GC po | 134 | Claude Code, Codex, OpenCode | 9 | 7,072 tok |
| hidai25/eval-view evalview.com Regression testing for AI agents. Snapshot behavior,diff tool calls,catch regressions in C | 134 | Codex, OpenCode | 1 | 2,634 tok |
| Firma-AI/openfirma firma-ai.github.io Runtime enforcement boundary for AI agents: a local sidecar that gates every outbound call | 134 | Claude Code, Codex, OpenCode | 20 | 2,313 tok |
| kbrdn1/gwm-cli gwm.kbrdn.dev Git worktree manager for the terminal: CLI + TUI in Rust. Creates the worktree, runs your | 133 | Claude Code, Codex, OpenCode | 2 | 4,714 tok |
| anhtester/antigravity-testing-kit anhtester.com Đây là bộ SKILL, WORKFLOW, RULE do Anh Tester xây dựng dành riêng cho cộng đồng Tester để | 133 | Gemini CLI | 1 | 3,029 tok |
| minghinmatthewlam/openbench Same model, different wrapper: a from-scratch benchmark comparing coding-agent harnesses ( | 133 | Codex, OpenCode | 1 | 2,496 tok |
| bifrost-proxy/bifrost bifrost-proxy.github.io Bifrost is a high-performance, AI-friendly proxy server written in Rust. It provides power | 132 | Claude Code, Codex, OpenCode | 10 | 16,937 tok |
| czlonkowski/n8n-mcp-cc-buildier | 132 | Claude Code, Codex, OpenCode | 13 | 4,701 tok |
| jamesmontemagno/ohmyposh-configurator configurator.ohmyposh.dev Design beautiful terminal prompts without touching configuration files | 132 | Claude Code, Codex, GitHub Copilot | 5 | 1,937 tok |
| AlphaLab-USTC/OhMyCode Minimal and Customizable CC-Style Coding Agent | 131 | Claude Code, Codex, OpenCode | 26 | 1,372 tok |
| NikiforovAll/github-copilot-rules nikiforovall.blog A collection of GitHub Copilot AI customizations and Best Practices | 131 | GitHub Copilot | 4 | 7,204 tok |
| ikamensh/kodo Orchestrator for AI coding (claude code, cursor, codex, gemini) | 131 | Claude Code, Codex, OpenCode | 2 | 2,244 tok |
| GhabiX/SpineCodex SpineCodex: Let your Codex work, evolve, and scale on a SpineTree — up to 10× effective c | 131 | Codex, OpenCode | 15 | 5,182 tok |
| microsoft/AutoGenesis AutoGenesis is an AI-powered automated testing framework based on Model Context Protocol ( | 131 | Claude Code, Codex | 2 | — |
| litegraphdb/litegraph litegraphdb.com Lightweight graph database with relational, vector, and MCP support, designed to power kno | 130 | Claude Code | 1 | 1,879 tok |
| ctxr-dev/llm-wiki-memory Local, git-versioned memory for AI coding agents. No RAG, no Docker, no external service. | 130 | Claude Code, Codex, OpenCode | 6 | 2,138 tok |
| one-ie/one template.one.ie Make Your Ideas Real. Build Apps, Websites and AI Agents with Plain English with Astro, Re | 129 | Claude Code, Codex, OpenCode | 4 | 3,237 tok |
| z80dev/lemon z80.wtf BEAM-native platform for LLM agents: OTP-supervised per-run processes, pluggable engines a | 129 | Claude Code, Codex, OpenCode | 4 | 9,017 tok |
| duane1024/l123 | 129 | Claude Code, Codex, OpenCode | 3 | 3,595 tok |
| microsoft/eval-guide A plugin for AI agent evaluation. Plan evals, generate test cases, interpret results for C | 128 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,504 tok |
| vinta/hal-9000 Opinionated AI coding agent and dev environment automation for macOS | 128 | Claude Code, Codex, OpenCode | 4 | 1,456 tok |
| vstorm-co/pydantic-ai-backend vstorm-co.github.io File Storage & Sandbox Backends for Pydantic AI: console tools for file operations, Docker | 127 | Claude Code | 1 | 948 tok |
| ryan-yuuu/crypto-trading-arena The open source trading arena | 126 | Claude Code, Codex | 6 | 795 tok |
| mattgodbolt/agner Reworking of Agner Fog's performance test programs for Linux | 126 | Claude Code | 1 | 2,405 tok |
| nanasess/setup-chromedriver ChromeDriver for use in GitHub Actions | 126 | Claude Code | 1 | 985 tok |
| intent-driven-dev/intent-driven-template intent-driven.dev OpenSpec and OpenCode template for intent-driven development with specs, ADRs, C4 diagrams | 126 | Codex, OpenCode | 1 | 42 tok |