2,110 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 agents8,356Claude Code6,837Data and AI3,595Backend and APIs3,545Git and workflow3,545Languages3,458Planning3,300Code review2,870DevOps and cloud2,441Writing and docs2,440Memory and context2,373Research2,311
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| boringcomputers/nehemiah boringcomputers.com On-demand Linux computers you can hand to an AI — real Firecracker microVMs with a browser | 344 | Claude Code, Codex | 1 | — |
| auth0/auth0-cli auth0.github.io Build, manage and test your Auth0 integrations from the command line | 343 | Claude Code, Codex, OpenCode | 2 | 2,182 tok |
| bia-technologies/yaxunit bia-technologies.github.io YAxUnit. An extension for running tests | 342 | Claude Code, Codex, OpenCode | 4 | 2,037 tok |
| morluto/jacobian Composable mathematics tools for agents | 336 | Claude Code, Codex, OpenCode | 11 | 1,518 tok |
| scrypster/muninndb The cognitive database. A new class of data storage. Not a vector store, not a graph DB, n | 335 | Claude Code | 15 | 3,881 tok |
| buildswithpaul/Frappe_Assistant_Core docs.assistantcore.cloud Infrastructure that connects LLMs to ERPNext. Frappe Assistant Core works with the Model C | 333 | Claude Code, Codex, OpenCode | 2 | 2,570 tok |
| PageAI-Pro/ralph-loop ralphloop.sh A long-running AI agent loop. Ralph automates software development tasks by iteratively wo | 333 | Claude Code, Codex, OpenCode | 13 | 374 tok |
| vercel/next-evals-oss nextjs.org Evals for Next.js up to 15.5.6 to test AI model competency at Next.js | 327 | Claude Code, Codex, OpenCode | 3 | 419 tok |
| simion/termic termic.dev Open-source Conductor.build alternative. Runs the real claude/gemini/codex CLIs in real te | 321 | Claude Code, Codex, OpenCode | 4 | 6,363 tok |
| DitriXNew/EDT-MCP MCP for 1C:EDT | 320 | Claude Code, GitHub Copilot | 15 | 3,654 tok |
| enuno/unifi-mcp-server An MCP server that leverages official UniFi API | 320 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 49 | 15,461 tok |
| aviatesk/JETLS.jl aviatesk.github.io A new language server for Julia, enabling modern, compiler-powered tooling. | 317 | Claude Code, Codex, OpenCode | 7 | 1,607 tok |
| sleuth-io/sx sleuth-io.github.io Skill sharing made easy | 315 | Claude Code, Codex, OpenCode | 2 | 864 tok |
| sgl-project/rbg rolebasedgroup.github.io A workload for deploying LLM inference services on Kubernetes | 312 | Claude Code | 1 | — |
| phase-rs/phase preview.phase-rs.dev A rules engine and game client — Rust + WASM + React | 312 | Claude Code, Codex, Gemini CLI, OpenCode | 38 | 8,048 tok |
| Trendyol/stove trendyol.github.io Stove: The easiest way of writing e2e/component tests for your back-end app (jvm, go, rust | 311 | Claude Code | 1 | — |
| zhimaAi/ChatClaw ichatclaw.com ChatClaw: Get OpenClaw-like knowledge base personal AI agent in 5 mins. Sandbox-secured, u | 311 | Claude Code, Codex, Cursor, OpenCode | 6 | 4,176 tok |
| WinstonJQ/embodied-interview-qa winstonjq.github.io A question bank of frequently asked embodied intelligence interview questions | 308 | Claude Code | 2 | 6,984 tok |
| bikeindex/bike_index bikeindex.org All the code for Bike Index, because we love you | 308 | Claude Code, Codex, GitHub Copilot, OpenCode | 19 | 5,493 tok |
| JaredStewart/coderlm Tree-sitter-powered code indexing server that gives LLM agents precise, on-demand access t | 307 | Claude Code | 1 | 1,481 tok |
| antithesishq/antithesis-skills AI Skills for Antithesis Users | 302 | Claude Code, Codex, OpenCode | 2 | 1,025 tok |
| prisma/language-tools marketplace.visualstudio.com 🌐 Prisma Language Tools = Language Server and Prisma's VS Code extension. | 298 | Claude Code, Codex, OpenCode | 2 | 807 tok |
| SAP/fundamental-ngx sap.github.io Fundamental Library for Angular is SAP Design System Angular component library | 296 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 24 | 6,767 tok |
| hoanganh8389/bizcity-twin-ai All Channel One Brain - CRM with one Brain | 294 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 40,498 tok |
| Undertone0809/rudder rudderhq.dev Open-source local Agent harness for self-improving agent teams: run agents, review work, a | 294 | Claude Code, Codex, OpenCode | 13 | 4,277 tok |
| sigcli/sigcli sigcli.ai The authentication CLI & Proxy for AI agents. Give agents access, not your credentials. | 292 | Claude Code | 10 | 2,140 tok |
| luthermonson/go-proxmox Go client with types and tests for the Proxmox-VE REST API | 292 | Claude Code, Codex, OpenCode | 2 | 6,459 tok |
| mylee04/code-notify Cross-platform desktop notifications for Claude Code, Codex, and Gemini CLI. Install via H | 288 | Claude Code | 11 | — |
| circuit-synth/circuit-synth circuit-synth.com Better Boards, Faster! Python-defined circuits with Claude Code as your intelligent desig | 288 | Claude Code | 19 | 5,625 tok |
| public-ui/kolibri public-ui.github.io The accessible HTML-Standard | 288 | Claude Code, Codex, GitHub Copilot, OpenCode | 12 | 12,469 tok |
| joshuadavidthomas/opencode-agent-skills An OpenCode plugin that provides tools for using agent skills | 287 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 2,123 tok |
| taichuy/1flowbase 1flowbase.taichuy.com Build for agents — from the AI Gateway to the entire application stack. | 284 | Claude Code, Codex, Gemini CLI, OpenCode | 10 | 1,558 tok |
| dgunzy/flux9s flux9s.ca A K9s-inspired terminal UI for monitoring Flux resources in real-time | 279 | Claude Code, Codex, OpenCode | 2 | 9,491 tok |
| DIGI-UW/OpenELIS-Global-2 openelis-global.org OpenELIS Global — open-source Laboratory Information System (LIS/LIMS) for clinical and pu | 278 | Claude Code, Codex, GitHub Copilot, OpenCode | 31 | 26,749 tok |
| techflag/workdsh techflag.github.io A plugin-based Web work platform built on DeepSeek Harness, with global Skill management a | 277 | Claude Code, Codex, OpenCode | 2 | 1,617 tok |
| dfinke/PSAI High-agency PowerShell AI framework for multi-agent orchestration and autonomous systems e | 276 | Claude Code | 1 | 284 tok |
| vercel-labs/agent-eval agent-eval-playground.vercel.app | 275 | Claude Code | 1 | 456 tok |
| SensorsIot/Embedded-AI-Harness AI Closed-Loop Programming for embedded systems — the AI writes, flashes, and tests firmwa | 273 | Claude Code | 17 | — |
| guardana/guardana guardana.dev Open-source AI security verification for model artifacts, live endpoints, MCP servers, and | 273 | Claude Code, Codex, OpenCode | 25 | 2,231 tok |
| SepineTam/mcp-for-stata aidea-labs.com Stata-MCP: A MCP server for integrating Stata into your agent loop with a safety-first des | 271 | Claude Code | 4 | 1,568 tok |
| prassanna-ravishankar/repowire repowire.io May the agents talk. Connect Claude Code, Opencode, Codex, Pi across projects, across mach | 270 | Claude Code, Codex, OpenCode | 4 | 2,699 tok |
| onesuper/tui-use tui-use lets agents interact with programs that expect a human at the keyboard — REPLs, de | 270 | Claude Code, Codex, OpenCode | 6 | 218 tok |
| Azure/kimojio-rs A thread-per-core Linux io_uring async runtime for Rust optimized for latency. | 270 | Claude Code, Codex, GitHub Copilot | 2 | 225 tok |
| fdhhhdjd/Class-AI-Agent A modular framework for building intelligent AI agents powered by Claude, with rule-based | 268 | Claude Code | 25 | — |
| disler/bowser Agentic browser automation and ui testing system — built with composable skills, subagent, | 268 | Claude Code | 14 | — |
| mariuz/flamerobin flamerobin.org FlameRobin is a database administration tool for Firebird RDBMS. Our goal is to build a to | 265 | Claude Code, Codex, GitHub Copilot | 2 | 1,376 tok |
| brekkylab/backlot pypi.org A local emulator for enterprise SaaS APIs — Slack, Gmail, Google Drive, GitHub, Jira, Noti | 263 | Claude Code, Codex, OpenCode | 9 | 1,518 tok |
| shihongDev/evalyn evalyn.dev Evalyn — a lightweight, local-first eval framework for your GenAI app | 258 | Claude Code | 1 | 1,345 tok |
| DMontgomery40/mcp-3D-printer-server dmontgomery40.github.io Connects MCP to major 3D printer APIs (Orca, FULU's Orca/Bambu, OctoPrint, Klipper, Duet, | 257 | Claude Code, Codex, OpenCode | 2 | 2,212 tok |
| fugazi/test-automation-skills-agents A practical library of agents, instructions, and skills designed specifically for QA Autom | 256 | Claude Code, Codex, OpenCode | 2 | 1,789 tok |