45,012 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 agents8,549Claude Code6,896Git and workflow3,630Data and AI3,579Backend and APIs3,559Languages3,491Planning3,321Code review2,909Testing2,691DevOps and cloud2,492Writing and docs2,490Memory and context2,374Research2,321Frontend2,311Security2,183Project management1,977
All Claude Code32,540 Codex24,898 OpenCode23,819 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| EmZod/speak A fast CLI tool for Agents to convert their text output to speech using Chatterbox TTS on | 8 | Codex, OpenCode | 1 | 517 tok |
| itsmeduncan/commonplace itsmeduncan.com Self-hosted, privacy-tiered memory for your AI agents. | 8 | Claude Code | 1 | 2,878 tok |
| ALCops/mcp-server nuget.org MCP server that brings ALCops AL code analyzers to AI assistants like Claude and Cursor | 8 | Claude Code, Codex, OpenCode | 3 | 5,814 tok |
| creatornader/atrib atrib.dev Verifiable agent actions. Every action becomes signed context for the next. Ed25519 signat | 8 | Claude Code, Codex, OpenCode | 4 | 20,384 tok |
| Andes-Software-Solutions/Andes.Extensions.AI nuget.org Composable Microsoft.Extensions.AI IChatClient middlewares for .NET — tool-call tracking w | 8 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 5,338 tok |
| rison1337/ida-pro-mcp-fusion IDA Pro MCP Fusion - 75+ analysis tools, persistent SQLite cache, and a multi-binary headl | 8 | Claude Code | 1 | 1,135 tok |
| kevinslin/skillz | 8 | Claude Code, Codex, OpenCode | 2 | 2,549 tok |
| MisonL/Ling npmjs.com A Chinese AI Agent template toolkit for Gemini CLI, Antigravity, and Codex, providing one- | 8 | Claude Code, Codex, OpenCode | 69 | 1,373 tok |
| numikel/kprun kprun.michalsk.pl Stop storing API keys in mcp.json and shell profiles. kprun solves this by keeping secrets | 8 | Claude Code, Cursor | 2 | 2,118 tok |
| mehmetbaykar/swift-fast-mcp The fastest way to build MCP servers in Swift. | 8 | Claude Code | 2 | — |
| OutlineDriven/odin-reflector outlinedriven.github.io Codex CLI meta-reflection layer for Outline-Driven Development. Add-on for the Claude plug | 8 | Claude Code, Codex, OpenCode | 2 | 3,753 tok |
| edgar-durand/codeagent-mobile-clients codeagent-mobile.com Public source for CodeAgent Mobile clients: codeam-cli (npm), VS Code / Cursor / Windsurf | 8 | Claude Code, Codex, OpenCode | 4 | 14,012 tok |
| ctsstc/get-shit-done-skills | 8 | Claude Code | 37 | — |
| armalite/data-product-hub Composite MCP server that aggregates data product insights from multiple platforms (dbt, G | 8 | Claude Code, GitHub Copilot | 2 | 2,220 tok |
| amirdaraee/luxembourg-mcp Keyless MCP access to official Luxembourg public data — 21 tools over 15 public systems, z | 8 | Claude Code | 1 | 2,162 tok |
| kunaltulsidasani/claude-reimagined One-command bootstrap for a fully wired Claude Code workstation — installs Claude Code, RT | 8 | Claude Code | 4 | 433 tok |
| ShaftHQ/SHAFT_MCP Archived: SHAFT MCP moved to the SHAFT_ENGINE monorepo. | 8 | GitHub Copilot | 1 | 3,288 tok |
| ontology-of-everything/SemanticSkills skills.sh Ontology & concept design Agent Skills, plus read-only Huawei Cloud FinOps. npx skills add | 8 | Claude Code | 1 | 563 tok |
| YuliiaKovalova/dotnet-template-mcp MCP server wrapping the .NET Template Engine for AI-driven template discovery, inspection, | 8 | Codex, GitHub Copilot, OpenCode | 2 | 1,696 tok |
| Adit-999/gitlab-mcp A MCP (Model Context Protocol) server for interacting with GitLab API. | 8 | GitHub Copilot | 1 | 903 tok |
| StringKe/std-agent One .stdai/ source of truth, fanned out to 22 AI coding tools: Claude Code, Codex, Cursor, | 8 | Claude Code, Codex, OpenCode | 3 | 806 tok |
| S3DFX-CYBER/Claude-Skills-Security A production-grade security triage skill for AI agents. | 8 | Codex, OpenCode | 1 | 1,494 tok |
| kangdacool/hwpx-editing-skill A validated ruleset + Python tool skill that enables LLM agents such as Claude Code and Co | 8 | Codex, OpenCode | 1 | 507 tok |
| amitgambhir/claude-certified-architect-guide amitgambhir.github.io Study guide for the Claude Certified Architect exam — 10 domain pages, interactive quiz, t | 8 | Claude Code | 1 | 673 tok |
| Lombiq/Orchard-Core-Agent-Skills Reusable, agent-agnostic knowledge packs for Orchard Core development, focused on theming, | 8 | Codex, OpenCode | 1 | 301 tok |
| vunm-io/passdown Shift-handover workflow for AI coding agents — capture ideas into an inbox, dispatch tasks | 8 | Claude Code, Codex, OpenCode | 1 | 1,280 tok |
| Advent-AI/truenorth-cli app.truenorth.xyz Crypto market intelligence CLI — technical analysis, derivatives, DeFi, token performance, | 8 | Claude Code | 1 | 362 tok |
| kogakure/skills Collection of AI Agent Code skills | 8 | Claude Code, Codex, OpenCode | 2 | 519 tok |
| QuasarG/taste-bank tastebank.cloud An open-source frontend design manager. | 8 | Claude Code, Codex | 1 | — |
| AgenticFirst/Cerebro Cerebro is an open-source personal intelligence system for building AI experts, automating | 8 | Claude Code, Codex, OpenCode | 2 | 2,138 tok |
| agents-inc/agents-inc An agent composition framework that builds stacks and compiles specialized subagents for C | 8 | Claude Code | 1 | 2,795 tok |
| d4rkNinja/infynon-cli cli.infynon.com Security-first Rust CLI for dependency risk scanning, API workflow testing, and shared cod | 8 | Claude Code, Codex, OpenCode | 2 | 997 tok |
| Luminaire1337/mtasa-docs-mcp MCP server for MTA:SA documentation with intelligent search and caching | 8 | Codex, OpenCode | 1 | 5,603 tok |
| ting-hong-shieh/polish-open-source-prose Agent Skill for Claude Code + Codex that edits open-source prose without losing facts or v | 8 | Codex, OpenCode | 1 | 128 tok |
| anmolnagpal/devops-skills Multi-tool DevOps skills for Claude Code, Cursor, and Codex — Terraform, Kubernetes, Docke | 8 | Claude Code | 1 | 3,536 tok |
| ivan-magda/uikit-expert-skill Agent skill for writing correct, modern UIKit code in Swift. Covers lifecycle, memory, con | 8 | Claude Code, Codex, OpenCode | 2 | 1,387 tok |
| agentverus/agentverus-scanner agentverus.ai Trust, but verify. Security scanner for AI agent skills. Detects prompt injection, data ex | 8 | Codex, OpenCode | 1 | 2,548 tok |
| sprngr/rubber-duck 🦆 Socratic assistant operating system for developers who want better-quality decisions, n | 8 | Claude Code, Codex, OpenCode | 2 | 1,517 tok |
| nbpadilha/nbp-skillforge Compose agent skills (SKILL.md / commands) from reusable bricks, with a drift-gate. | 8 | Codex, OpenCode | 1 | 524 tok |
| mooqii/OpenPanels Extensible side panels for AI agents. | 8 | Codex, OpenCode | 1 | 896 tok |
| ShaheerKhawaja/ProductionOS ProductionOS v1.0 — Claude Code plugin with 76 agents, 39 commands, and 12 hooks. Deploys | 8 | Claude Code, Codex, OpenCode | 2 | 5,986 tok |
| luiseiman/dotforge Configuration governance for Claude Code. Bootstrap, audit, sync, and evolve .claude/ acro | 8 | Claude Code | 14 | 2,830 tok |
| ninthwave-io/ninthwave ninthwave.sh Orchestrate parallel AI coding into reviewable PRs. | 8 | Claude Code | 1 | 1,812 tok |
| Lrinvl1203/world-class-web-design-os lrinvl1203.github.io 17 installable agent skills for distinctive web design: art direction, implementation, cri | 8 | Codex, OpenCode | 1 | 1,112 tok |
| ZviBaratz/gnome-extension-reviewer Claude Code plugin for GNOME Shell extension EGO review compliance | 8 | Claude Code | 1 | 4,022 tok |
| sjnims/gen-alpha-output-style Claude Code plugin that transforms responses into Gen Alpha/brainrot internet slang. No ca | 8 | Claude Code | 1 | 624 tok |
| gmickel/better-skill-builder Skill that teaches AI agents how to build Agent Skills for Claude Code, Codex, Amp, and Op | 8 | Claude Code, Codex, OpenCode | 2 | 360 tok |
| hariharapanigrahy/layerkit Evidence-first AI agent workbench for vendor API integrate & contract heal — real producti | 8 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,066 tok |
| GeiserX/cc-agents-md Load AGENTS.md into Claude Code sessions — no CLAUDE.md needed | 8 | Claude Code | 1 | 675 tok |
| SiliconEinstein/gaia-lkm-skills Agent skills for Gaia/LKM evidence-chain retrieval, evidence subgraph auditing, and schola | 8 | Codex, OpenCode | 1 | 174 tok |