1,494 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 agents8,369Claude Code6,848Data and AI3,594Git and workflow3,550Backend and APIs3,545Languages3,459Planning3,305Code review2,872DevOps and cloud2,444Writing and docs2,443Memory and context2,373Research2,311
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| agigante80/actual-mcp-server Talk to your self-hosted Actual Budget from any MCP client: a remote HTTP server for Libre | 74 | Codex, GitHub Copilot, OpenCode | 5 | 4,331 tok |
| kkollsga/kglite Embedded Cypher knowledge graph for Python and Rust. Bundled MCP server, describe() schema | 74 | Codex, OpenCode | 1 | 13,531 tok |
| actava-ai/chi-bench actava.ai Χ-Bench: Can AI Agents Automate End-to-End, Long-Horizon, Policy-Rich Healthcare Workflows | 73 | Claude Code, Codex, OpenCode | 2 | 5,110 tok |
| rasinmuhammed/misata misata.studio Declarative synthetic data for Python. State the facts a dataset must hold (monthly revenu | 72 | Codex, OpenCode | 1 | 1,824 tok |
| andrianllmm/renux pypi.org A terminal-based bulk file renamer with a TUI | 72 | Claude Code, Codex, OpenCode | 4 | 247 tok |
| rerun-io/examples-monorepo Holds all the more complex examples in a single monorepo | 72 | Claude Code, Codex, OpenCode | 2 | 7,864 tok |
| WaseemGhanem98/AgentCheck Behavioral testing for AI agents. | 72 | Codex, OpenCode | 1 | 1,617 tok |
| scylladb/scylla-cluster-tests Tests for Scylla Clusters | 72 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 9,599 tok |
| sunnykgupta/AI-Helpers Bunch of helpers I have built for myself to ensure I do not have to repeat myself for the | 71 | Claude Code, OpenCode | 5 | — |
| yantrikos/yantrikdb yantrikdb.com Cognitive memory engine for AI agents — temporal decay, contradiction detection, autonomou | 71 | Claude Code, Codex, OpenCode | 2 | 512 tok |
| aigorahub/herdr-lantern aigorahub.github.io Lantern, by Elves. A Herdr plugin: the herd is in the field; Lantern illuminates who needs | 70 | Codex, OpenCode | 1 | 638 tok |
| mavka-ai/unit-tests-skills mavka.ai AI agent skills for generating high-quality unit tests — Given-When-Then test cases, JUnit | 70 | Claude Code, Codex, OpenCode | 3 | 3,127 tok |
| tan-yong-sheng/triliumnext-mcp MCP server for TriliumNext Notes | 68 | Claude Code, Codex, OpenCode | 20 | 11,344 tok |
| yfge/ai-video-studio AI video production workflow platform for professional short drama teams. Timeline-first, | 68 | Claude Code, Codex, Gemini CLI, OpenCode | 6 | 1,434 tok |
| ronikobrosly/RigorLoop A statistically-sound agentic build framework that employs agentic loops to create code ar | 67 | Claude Code, Codex, OpenCode | 2 | 1,515 tok |
| vichhka-git/opencode-shannon-plugin AI Penetration Testing Plugin for OpenCode — Autonomous pentesting with 600+ Kali Linux t | 67 | Codex, OpenCode | 1 | 1,881 tok |
| GoogleCloudPlatform/evalbench EvalBench is a flexible framework designed to measure the quality of generative AI (GenAI) | 67 | Codex, OpenCode | 1 | 2,556 tok |
| seldonframe/seldonframe seldonframe.com Open-source AI front-office factory for agencies serving local businesses: website, bookin | 67 | Claude Code, Codex, Cursor, OpenCode, Windsurf | 22 | 5,556 tok |
| NuGuardAI/nuguard nuguard.ai AI red-teaming tool and LLM security framework to evaluate agentic AI applications. Tests | 67 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 5,030 tok |
| callstackincubator/skillgym Prove your agent skills work before you ship them. | 66 | Codex, OpenCode | 1 | 48 tok |
| ebibibi/ebi-agent-chat-relay One cockpit for all your coding agents: a web console (plus Discord & Teams) to run Claude | 66 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 15 | 8,545 tok |
| netlify/axis axis.run Open source tooling and scoring framework to measure how well services work for AI agents. | 66 | Codex, OpenCode | 1 | 9,543 tok |
| AaronXu-Lab/MasterGo2Figma Move MasterGo's Design to Figma | 66 | Claude Code, Codex, OpenCode | 3 | 4,482 tok |
| NomaDamas/girlfriend-in-cli An AI girlfriend or boyfriend that lives inside your terminal. Real personas, real convers | 65 | Claude Code, Codex, OpenCode | 31 | 265 tok |
| SpringCare/VERA-MH VERA-MH official repository | 65 | Claude Code, Codex, OpenCode | 15 | 4,445 tok |
| oaslananka/easyeda-mcp-pro oaslananka.github.io MCP server for EasyEDA Pro, connecting AI agents to schematic and PCB workflows, controlle | 64 | Claude Code, Codex, OpenCode | 6 | 1,393 tok |
| magic5644/Graph-It-Live magic5644.github.io Graph-It-Live VS Code Extension | 63 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,233 tok |
| thumbor/libthumbor Python's extensions to thumbor. These are used to generate safe urls among others. | 63 | Codex, OpenCode | 1 | 687 tok |
| r-lib/pkgload pkgload.r-lib.org Simulate installing and loading a package | 61 | Claude Code, Codex, OpenCode | 4 | 1,253 tok |
| Syh1906/openai-compatible-imagegen Standalone Skill and Codex Plugin for OpenAI-compatible image generation, editing, batch w | 60 | Codex, OpenCode | 1 | 1,260 tok |
| doncheli/don-cheli-sdd doncheli.tv Don Cheli — SDD Framework. The most comprehensive Specification-Driven Development framewo | 59 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 62 | 3,547 tok |
| PerryLink/dsh-doublecheck perrylink.github.io Double-check before you ship: grill the requirements, test the implementation, prove the d | 59 | Codex, OpenCode | 1 | 2,309 tok |
| seed-hypermedia/seed seed.hyper.media Desktop+Web app for self-publishing, powered by the open Hypermedia protocol | 59 | Claude Code, Codex, OpenCode | 20 | 2,214 tok |
| assaio/assaio assaio.dev Offline-first Go CLI for engineering teams to observe AI adoption, compare estimated codin | 58 | Claude Code, Codex, OpenCode | 31 | 2,525 tok |
| schmitthub/clawker docs.clawker.dev AI coding agent sandbox platform | 58 | Claude Code, Codex, GitHub Copilot, OpenCode | 19 | 3,012 tok |
| uiuing/browser-agent An open-source AI agent for the browser. Bring any model. It plans in the side panel, acts | 56 | Claude Code, Codex, OpenCode | 2 | 1,865 tok |
| OWASP/Agent-Security-Regression-Harness owasp.community Executable security regression testing for agentic applications and MCP-integrated systems | 56 | Codex, OpenCode | 1 | 927 tok |
| a2aproject/a2a-tck | 56 | Claude Code, Codex, OpenCode | 9 | 1,476 tok |
| grafana/mcp-k6 k6 MCP server | 56 | Claude Code, Codex, OpenCode | 2 | 2,598 tok |
| extracurricular-ai/codex-rewind extracurricular.ai Unofficial distribution of OpenAI Codex CLI that adds /rewind and /redo — restores your fi | 56 | Codex, OpenCode | 12 | 5,153 tok |
| IntelligentElectron/universal-netlist Give AI agents the power to read Cadence, Altium, and KiCad designs | 56 | Claude Code, Codex, OpenCode | 5 | 2,988 tok |
| CDCgov/cdc-open-viz CDC OpenViz is a library of React packages for data visualization. | 55 | Codex, OpenCode | 1 | 2,487 tok |
| remix-run/remix-website | 55 | Claude Code, Codex, OpenCode | 5 | 1,945 tok |
| ai-forever/harness-bench-fast | 55 | Codex, OpenCode | 1 | 1,425 tok |
| vikshana/vikshana-graft-app An open source AI Assistant for Grafana | 55 | Claude Code, OpenCode | 3 | 3,010 tok |
| fishzjp/qa-skills fishzjp.github.io Make AI work like a senior test engineer: a testing engineering Skill framework for AI Age | 55 | Codex, OpenCode | 1 | 1,261 tok |
| andreaswasita/copilot-agents-dojo A behavioral governance framework for GitHub Copilot agents — skills.md and instructions t | 54 | Codex, GitHub Copilot, OpenCode | 41 | 5,305 tok |
| rakovi4/continue-framework | 54 | Claude Code, Codex, OpenCode | 62 | 872 tok |
| bitdriftlabs/blob-stream Blob stream | 54 | Codex, OpenCode | 1 | 893 tok |
| aws-samples/sample-agent-skills-for-builders A curated collection of ready-to-use agent skills covering AWS development, security scann | 53 | Claude Code, Codex, OpenCode | 2 | 1,303 tok |