22,170 repositories keep their own agent configuration in the open: a CLAUDE.md, a rules file, instructions for Copilot, a skill the project runs on itself. These are not mods to install. They are worth reading for what they reveal — what a maintainer thinks an agent gets wrong.
Building agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| 2aronS/qdrant-scale Agent skills for scaling Qdrant vector search deployments | 5 | Codex, OpenCode | 1 | 453 tok |
| shervinemp/CodebaseMCP | 5 | Codex, OpenCode | 1 | 605 tok |
| TN0123/one-shot-ui npmjs.com Deterministic screenshot diffing for AI coding agents. Extract design tokens, diff impleme | 5 | Codex, OpenCode | 1 | 2,425 tok |
| c47-inc/mcp-film mcp.film Curated, agent-first directory of MCP servers for AI filmmaking. | 5 | Claude Code, Codex, OpenCode | 2 | 1,754 tok |
| sandbanks/agentic_ssh sandbanks.tech Stop your AI agent from nosing around your SSH connections without permission | 5 | Codex, OpenCode | 1 | 1,738 tok |
| davidmosiah/withings-mcp wellness.delx.ai Unofficial local-first Withings MCP server for AI health, sleep and activity agents. | 5 | Codex, OpenCode | 1 | 158 tok |
| derekslinz/meta-data-mcp linzalytics.com A meta-mcp (mmcp) server offering a window into the exciting world of open data sources by | 5 | Codex, OpenCode | 1 | 1,623 tok |
| klimPaskov/hoi4-agent-tools MCP tools for coding agents to create and clean HOI4 focus trees, scripted GUIs, and maps | 5 | Codex, OpenCode | 1 | 658 tok |
| mattmohandiss/cad-mcp-server npmjs.com MCP server for AI-assisted STEP CAD inspection, geometry queries, PMI hints, and revision | 5 | Codex, OpenCode | 1 | 1,765 tok |
| paulieb89/bailii-mcp BAILII case law MCP server — search UK court judgments, retrieve full text with section ex | 5 | Claude Code, Codex, OpenCode | 2 | 849 tok |
| planetscale/mcp-server planetscale.com PlanetScale mcp-server tools | 5 | Claude Code, Codex, Cursor, OpenCode | 3 | 10 tok |
| tinygodsdev/bitext-word-alignment | 5 | Claude Code, Codex, OpenCode | 2 | 1,110 tok |
| austinsonger/GRC-Mapping-Analyst GRC Mapping Analyst is a NIST IR 8477-based toolkit for AI-assisted cybersecurity crosswal | 5 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 4,100 tok |
| xinvxueyuan/NovelAI-Image-MCP xinvxueyuan.github.io MCP server for integrating NovelAI Image generation into AI agents. | 5 | Codex, OpenCode | 1 | 3,983 tok |
| s0fractal/warrant s0fractal.github.io Signed, hash-addressed decision records for AI agents, with reasons you can re-run | 5 | Codex, OpenCode | 1 | 608 tok |
| aliasunder/agent-skills Agent skills for AI coding agents — trip planner, Obsidian vault, and more | 5 | Claude Code, Codex, OpenCode | 2 | 805 tok |
| midplaneai/midplane midplane.ai Postgres MCP server for AI agents. Connect the tables you've been keeping off-limits. PII | 5 | Claude Code, Codex, OpenCode | 2 | 2,543 tok |
| z29k/notabene z29k.github.io Leave notes in the margins of your repo's docs then let your AI agent apply them, resolve | 5 | Claude Code, Codex, OpenCode | 2 | 11,072 tok |
| Neetx/eso-skills Aurbis — a free, open-source AI skill pack that turns Claude (or other providers/agents) i | 5 | Codex, OpenCode | 1 | 4,879 tok |
| JohanYP/Opencode-Assistant Self-hosted personal AI assistant on Telegram. Powered by OpenCode + Claude Sonnet (free b | 5 | Codex, OpenCode | 1 | 1,972 tok |
| strale-io/strale strale.dev Trust and quality infrastructure for AI agents. 225+ quality-scored capabilities, SQS scor | 5 | Claude Code, Codex, OpenCode | 12 | 24,009 tok |
| Blackburn-Labs/wiremark wiremark.dev Text-based wireframing format that embeds in markdown like Mermaid. Familiar component nam | 5 | Claude Code, Codex, OpenCode | 2 | 2,459 tok |
| aizech/clinical-skills corpusanalytica.com A collection of AI agent skills focused on medical imaging and healthcare workflows. Built | 5 | Claude Code, Codex, OpenCode | 2 | 3,249 tok |
| netresearch/enterprise-readiness-skill Agent Skill for enterprise readiness assessment - security, quality, and automation | Clau | 5 | Codex, OpenCode | 1 | 778 tok |
| lzehrung/codegraph CLI, MCP and TS library that turns source code into a map of files, symbols, references, a | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,225 tok |
| zinxj/uikit-expert-skill uikit-expert-skill.vercel.app Provide accurate, efficient, and modern UIKit Swift code using an AI agent skill focused o | 5 | Claude Code, Codex, OpenCode | 2 | 1,387 tok |
| openclaw/carapace carapace.design Canonical web design tokens, styles, and agent guidance for OpenClaw | 5 | Claude Code, Codex, OpenCode | 2 | 471 tok |
| topprismdata/cultivating-ml-agent A self-improving ML agent that compounds capability across projects through knowledge crys | 5 | Codex, OpenCode | 1 | 3,602 tok |
| cortadel/cortadel cortadel.ai Self-hosted long-term temporal graph memory for AI agents — MCP, REST and a dashboard in o | 5 | Claude Code, Codex, OpenCode | 2 | 3,971 tok |
| netresearch/typo3-testing-skill Agent Skill for creating and managing TYPO3 extension tests | Claude Code compatible | 5 | Codex, OpenCode | 1 | 816 tok |
| netresearch/german-technical-writing-skill Agent Skill for natural German technical register in Jira tickets, internal German docs, a | 5 | Codex, OpenCode | 1 | 618 tok |
| cookieMonsterDev/agents-skills Agent Skills for coding agents | 5 | Codex, OpenCode | 1 | 2,330 tok |
| TechSpokes/skill-base-template Skill template for AI agents | 5 | Codex, GitHub Copilot, OpenCode | 4 | 1,892 tok |
| dbhosbu-dotcom/renwei Renwei — book-length Chinese AI humanizer. 51 rules covering AI tells, Euro-Chinese syntax | 5 | Codex, OpenCode | 1 | 863 tok |
| ldilov/harness-forge AI coding agent runtime that makes LLMs understand your codebase with repository-aware con | 5 | Claude Code, Codex, OpenCode | 3 | 4,585 tok |
| hraness/atet atet.sh Local-first AI media generation and video editing toolkit for coding agents, with a Bun CL | 5 | Claude Code, Codex, OpenCode | 2 | 3,215 tok |
| zenml-io/kitaru-skills zenml.io Agent skills for designing and building durable AI agent workflows with Kitaru | 5 | Claude Code, Codex, OpenCode | 2 | 2,578 tok |
| epfl-lara/LeanProbe Fast Lean 4 proof feedback for coding agents. CLI, Python library, and MCP server with war | 5 | Codex, OpenCode | 1 | 1,005 tok |
| dimpagk92/cellar Computer Experience Layer — MCP server for native computer use on macOS. Structured percep | 5 | Claude Code, Codex, OpenCode | 2 | 2,584 tok |
| choiyounggi/dev-loop LLM Knowledge Management • Wiki-grounded verification • RFC-based documentation • Best pra | 5 | Claude Code, Codex, OpenCode | 1 | 3,217 tok |
| blisspixel/recon pypi.org Map a domain's public technical footprint with provenance, confidence, and explicit uncert | 5 | Claude Code, Codex, OpenCode | 2 | 6,909 tok |
| Labs64/NetLicensing-MCP netlicensing.io The official NetLicensing MCP Server is a natural language interface that enables agentic | 5 | Claude Code, Codex, OpenCode | 2 | 2,150 tok |
| rezamotaghi/cbctscope rezamotaghi.com Full CBCT + 2D radiograph viewer from a board-certified oral and maxillofacial radiologist | 5 | Codex, OpenCode | 1 | 1,526 tok |
| Ker102/Harneloop harneloop.kaelux.dev Build self-evolving AI agent harnesses with portable harness units, artifact-aware testing | 5 | Codex, OpenCode | 1 | 1,014 tok |
| Dragoon0x/argus dragoon0x.github.io The design intelligence runtime for AI agents. 49 rules. Zero LLM. MCP-native. Give your a | 5 | Claude Code, Codex, OpenCode | 2 | 2,636 tok |
| sevoniva-labs/oceanbase-mcp Read-only MCP server for OceanBase metadata discovery and SQL access. | 5 | OpenCode | 1 | — |
| thierry-gilgen-ict/engawa Engawa — the open toolkit for agent-native websites. Bring your agent. | 5 | Codex, OpenCode | 1 | 772 tok |
| nanwer/trip-search-mcp MCP server giving Claude live access to flights, hotels, vacation rentals, Airbnb, activit | 5 | Codex, OpenCode | 1 | 2,670 tok |
| mgovedarov/mcp-vcf-orchestrator mgovedarov.github.io MCP server for VCF Automation Orchestrator — manage workflows, actions, configuration elem | 5 | Claude Code, Codex, OpenCode | 3 | 9,203 tok |
| lidless-labs/immichctrl lidless.dev Your photo library outgrew the click-grid. immichctrl gives shells, cron, and agents one t | 5 | Claude Code, Codex, OpenCode | 2 | 1,600 tok |