2,351 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 agents7,521Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361DevOps and cloud2,300Writing and docs2,297Research2,295
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| spearchucker667/Skill-HQE HQE (/HQE) is a portable, production-grade agent skill that equips AI coding agents with t | 3 | Codex, OpenCode | 1 | 2,503 tok |
| deploymenttheory/windows-mcp-server A MCP server that bridges AI agents to the Windows desktop. UI Automation, synthetic mouse | 3 | Claude Code | 1 | 8,704 tok |
| vkorost/java-swing-mcp youtu.be Embedded MCP server that gives AI agents structured access to Java Swing applications | 3 | Claude Code | 1 | 2,319 tok |
| brianmontanaweb/agentic-design-system | 3 | Claude Code | 12 | 2,165 tok |
| oumaimah-QA/QIOS Structured QA skill framework for AI agents enabling consistent, risk-aware, and execution | 3 | Codex, OpenCode | 1 | 488 tok |
| agno-agi/agentos-render docs.agno.com AgentOS: Serve agents over API, MCP, and chat interfaces like Slack | 3 | Claude Code, Codex, OpenCode | 11 | 15,298 tok |
| RichardHightower/reliable-agentic-lab Lab repo for Engineering Reliable Agentic AI Systems (Packt workshop, 29 August 2026). Tic | 3 | Claude Code, Codex, OpenCode | 6 | 795 tok |
| tugrulguner/summonpot pypi.org A contract-first Python framework for modernizing APIs for AI through exact application be | 3 | Claude Code, Codex, OpenCode | 4 | 918 tok |
| snyk-labs/snyk-vulnbench | 3 | Claude Code, Codex, OpenCode | 12 | 2,521 tok |
| projectbluefin/testsuite projectbluefin.github.io Cloud-native QA pipeline for Project Bluefin — Argo Workflows + KubeVirt + qecore/behave A | 3 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 2,782 tok |
| konflux-ci/loadtest Konflux loadtest for per&scale testing the platform | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 6 | 563 tok |
| RedHatInsights/nxtcm-components Shared React component library for Red Hat Insights ACM and OCM projects built with Patter | 3 | Claude Code, Codex, OpenCode | 10 | 696 tok |
| kyleve/Stuff Random apps and stuff | 3 | Claude Code, Codex, OpenCode | 10 | 10,570 tok |
| vepo/contraponto blogs.commit-mestre.dev Self-hostable multi-author blog platform built with Quarkus, HTMX, and PostgreSQL. Per-use | 3 | Claude Code, Codex, Cursor, OpenCode | 22 | 3,706 tok |
| MGrin/bb-plugin-accounts Claude Max account usage and auto-switching for bb — proactive on utilization, reactive on | 3 | Claude Code, Codex, OpenCode | 2 | 1,109 tok |
| Archolith/menhir archolith.dev Provenance, governed context, and code-impact analysis for coding agents. | 3 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 670 tok |
| prandogabriel/ieee2030.5-mcp A MPC server to interact with your IEEE 2030.5 server to enable AI integration in micro gr | 3 | Claude Code | 3 | 942 tok |
| AtlassianPS/JiraAgilePS PowerShell module to interact with Jira's Agile plugin | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 2,263 tok |
| TheFractalyst/QuantConnectMCP QuantConnect/Lean MCP server - 6 tools for docs lookup, code validation, and code generati | 2 | Codex, OpenCode | 1 | 437 tok |
| Noctilucenty/ATLAS Short-horizon FX binary-option prediction on IQ Option: calibrated LightGBM + expected-val | 2 | Claude Code | 1 | 1,032 tok |
| robinmordasiewicz/terraform-provider-f5xc registry.terraform.io Terraform provider for F5 Distributed Cloud (F5XC) - Community Edition | 2 | Claude Code | 7 | 8,569 tok |
| minds-ai-co/minds-mcp getminds.ai Docs for the Minds MCP server: run AI market research with synthetic customer panels from | 2 | Gemini CLI | 1 | 161 tok |
| Grinv/mal-mcp npmjs.com MyAnimeList MCP server — Tenrai-powered reads plus official MAL personal-list management. | 2 | Claude Code, Codex, OpenCode | 10 | 3,382 tok |
| MRNAQA/sourceweave-web-search Fully local MCP server and CLI for web research | 2 | Claude Code, Codex, OpenCode | 3 | 995 tok |
| ObscuritySRL/umbriel Drive and inspect a whole Windows machine from Bun — apps, windows, input, screen, OCR, re | 2 | Claude Code, Codex, OpenCode | 2 | 3,461 tok |
| benseverndev-oss/goldencheck [Archived] Now part of the Golden Suite monorepo: github.com/benseverndev-oss/goldenmatch | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,781 tok |
| chriswu727/argus yichenwu.dev Autonomous QA MCP that tests web and macOS apps like a real testing engineer—and verifies | 2 | Codex, OpenCode | 1 | 2,825 tok |
| malkreide/swiss-democracy-mcp MCP server for Swiss direct democracy: Swissvotes (1848+), BFS opendata.swiss, SRGSSR Poli | 2 | Claude Code | 3 | 6,834 tok |
| stonematt/mcp-obsidian-cli Save chat notes from Claude Desktop to your vault — MCP on Obsidian CLI. Keep what matters | 2 | Claude Code, Codex, OpenCode | 4 | 1,104 tok |
| moureauf/boe-mcp npmjs.com MCP server for Bank of England data — base rate (current, history, stats), any IADB series | 2 | Claude Code | 4 | 880 tok |
| nsphung/mcp-snowflake-server pypi.org MCP Snowflake Server NSP - A Snowflake MCP server — SQL queries, schema exploration, and d | 2 | Claude Code, Codex | 1 | — |
| gabry-ts/mcp-harness partiti.dev In-memory testing toolkit for MCP servers in TypeScript - supertest for MCP | 2 | Claude Code | 1 | 555 tok |
| MarketcheckHub/marketcheck-api-mcp-apps apps.marketcheck.com Marketcheck MCP UI, embeddable apps showcase | 2 | Claude Code, Codex, OpenCode | 2 | 333 tok |
| vignitin/apstra-mcp-server Python script to test Model Context Protocol (MCP) server for Juniper's Apstra Fabric mana | 2 | Claude Code | 1 | 1,641 tok |
| mcqua007/agents-skeleton A language-agnostic starter repo for AI-powered development. Single-source-of-truth AGENTS | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 908 tok |
| JarlZhang/claude-presets Have a bunch of API keys and tired of switching between them? Use one setapi command to ch | 2 | Codex, OpenCode | 1 | 445 tok |
| 2389-research/scenario-testing 2389-research.github.io End-to-end testing with real dependencies - no mocks allowed; scenarios with real data are | 2 | Claude Code | 1 | 1,192 tok |
| tahirzlone/untangle tahirzlone.github.io Map your Claude workflows — graph how Claude would break down a task, then watch skills, p | 2 | Claude Code | 1 | 154 tok |
| aks-builds/quality-skills 107 production-grade QA engineering skills for AI agents — frontend, API, performance, mob | 2 | Claude Code, Codex, OpenCode | 2 | 2,230 tok |
| piecioshka/whose-context-wins Poligon do sprawdzania, który plik konfiguracyjny (CLAUDE.md, AGENTS.md, .cursorrules...) | 2 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 5 | 62 tok |
| jeonnoin-alt/Eureka Scientific TDD for AI coding agents: pre-registration before data, claims audit before sub | 2 | Gemini CLI | 1 | 27 tok |
| divyanshu-iitian/agent-website-design-skills Verification-first AI agent skills for website design, landing pages, responsive UI QA, ac | 2 | Codex, OpenCode | 1 | 514 tok |
| adewale/guardrails-skill Quality gates wired into the Claude Code agent lifecycle | 2 | Claude Code | 1 | 580 tok |
| DjFikie25/shipkit Build full-stack Next.js and React Native apps with integrated auth, database, AI chat, an | 2 | Codex, OpenCode | 1 | 3,842 tok |
| EmZod/Agent-Focus-Group Test AI tool documentation against multiple models before shipping. Send skill docs to GPT | 2 | Codex, OpenCode | 1 | 2,284 tok |
| Coverage-Cat/skills coveragecat.com Public installable skills for Coverage Cat | 2 | Codex, OpenCode | 1 | 1,046 tok |
| jpbaking/playwright-fieldkit Playwright FieldKit: gives coding agents hands and eyes on the web — crawl, debug, record, | 2 | Claude Code, Codex, OpenCode | 2 | 186 tok |
| Fodhol/skills fodhol.github.io 🚀 Enhance your AI-assisted security workflows with plugins from the Trail of Bits Skills | 2 | Claude Code | 1 | 1,781 tok |
| Claritune/mutantx AI powered mutation testing skill. Language and harness agnostic. | 2 | Claude Code | 1 | 628 tok |
| unshDee/proofrag pypi.org Point your agent at your docs and your RAG app; get a golden test set + an LLM-as-judge & | 2 | Claude Code, Codex, OpenCode | 1 | 348 tok |