23,799 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 agents8,544Claude Code6,892Git and workflow3,622Data and AI3,580Backend and APIs3,558Languages3,492Planning3,321Code review2,907Testing2,690DevOps and cloud2,489Writing and docs2,484Memory and context2,374Research2,321Frontend2,311Security2,178Project management1,971
All Claude Code32,539 Codex24,879 OpenCode23,799 GitHub Copilot3,723 Gemini CLI2,040 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| dvcrn/tripit-js CLI and library for TripIt | 4 | Claude Code, Codex, OpenCode | 2 | 938 tok |
| oomol-lab/skills Official catalog of OOMOL app-skills: agent skills that let AI assistants operate third-pa | 4 | Codex, OpenCode | 1 | 168 tok |
| Aidas-dev/k8s-agent-skills git.kubexa.tech Agent skills for Kubernetes cluster operations — Cilium, Talos, Flux, Rook-Ceph, CNPG, Git | 4 | Codex, OpenCode | 1 | 333 tok |
| yandong2023/java-backend-team An AI Skill configuration package for enterprise Java backend teams, designed to help deve | 4 | Codex, OpenCode | 2 | 1,789 tok |
| konveyor/agentic-controller Kubernetes controller for managing AI agent workloads. Defines CRDs (Agent, AgentRun, Agen | 4 | Claude Code, Codex, OpenCode | 2 | 1,161 tok |
| GiaBaorr/mgmhcm-summer-intership | 4 | Codex, OpenCode | 1 | 2,062 tok |
| kyleve/Stuff Random apps and stuff | 4 | Claude Code, Codex, OpenCode | 14 | 12,199 tok |
| NetApp/gcnv-mcp-server MCP server for provisioning and managing NAS and iSCSI volumes using Google Cloud NetApp V | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 24,341 tok |
| muqeetmughal/db_tools A Frappe App For Database Level Tools and Utilities | 4 | Codex, OpenCode | 1 | 3,025 tok |
| AEALab/CraftWiki | 4 | Codex, OpenCode | 1 | 178 tok |
| jslee124/forge An open source coding agent. | 4 | Claude Code, Codex, OpenCode | 2 | 720 tok |
| bep/gitjoin gitjoin.com Virtual monorepo made simple. | 4 | Claude Code, Codex, OpenCode | 2 | 119 tok |
| mithunyc/obsidian-agent-memory A production-grade memory system for AI coding agents. Context Capsules, Tiered Retrieval, | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 496 tok |
| gatalifeltd/economizer-skills Token-economy guidelines for coding agents — cut wasted output, reduce cost (Claude, Curso | 4 | Claude Code, Codex, OpenCode | 2 | 528 tok |
| intentdriven/abcd abcdev.app An experimental configuration layer for intent-driven development. | 4 | Claude Code, Codex, OpenCode | 3 | 8,304 tok |
| 8Dionysus/aoa-agents Role and persona layer for AoA: explicit agent profiles, role contracts, handoff rules, me | 4 | Codex, OpenCode | 1 | 1,225 tok |
| kenzo09/ai Repositório de prompts e templates para AI | 4 | Codex, OpenCode | 1 | 232 tok |
| charlesapetersen/Archive-Suite Three native macOS apps for turning shelves of historical documents into a searchable, rea | 4 | Claude Code, Codex, OpenCode | 6 | 14,180 tok |
| reem-sab/tech-writer-prompts An open-source, tested prompt library for technical writers. Prompts are documentation. Do | 4 | Codex, OpenCode | 1 | 761 tok |
| itslab42/agentctl itslab42.github.io Define AI coding-agent permissions once, enforce them everywhere. One .ai/ source of truth | 4 | Codex, Kiro, OpenCode | 3 | 1,219 tok |
| NAME0x0/HyMarkX npmjs.com Markdown-compatible language that progressively becomes a web application. CommonMark + GF | 4 | Claude Code, Codex, OpenCode | 3 | 1,348 tok |
| vaquarkhan/compliance-agent-skills 30 Agent Skills for deterministic USA compliance auditing of AI agents — HIPAA, NIST AI RM | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,822 tok |
| impactbrussels/FounderOS impact.brussels The open operating system for first-time founders. Proof before hype. 22 AI skills across | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,085 tok |
| AllenMuu/mysql-cli Go CLI for AI agent MySQL access | 4 | Claude Code, Codex, OpenCode | 2 | 2,782 tok |
| CiscoDevNet/mcp_server_cisco_aci_community MCP Server for Cisco ACI | 4 | Codex, OpenCode | 1 | 2,721 tok |
| izkreny/agentifico AI agent skills and stuff | 4 | Claude Code, Codex, OpenCode | 2 | 2,718 tok |
| tomazb/agent-skills A repository of useful agent skills | 4 | Codex, OpenCode | 1 | 2,648 tok |
| davenportjw/agent-skills | 4 | Claude Code, Codex, OpenCode | 6 | 574 tok |
| computerphilosopher/agent-skills | 4 | Codex, OpenCode | 1 | 57 tok |
| docevilOck/agent-skills-hook | 4 | Codex, OpenCode | 1 | 544 tok |
| sflandergan/agentic-coding Shared skills, workflows and coding harness configuration to use for projects | 4 | Claude Code, Codex, OpenCode | 8 | 914 tok |
| devstride/claude-plugin DevStride's agentic delivery loop for Claude Code — plan, build, review, and release again | 4 | Claude Code, Codex, OpenCode | 4 | 1,894 tok |
| MGrin/bb-plugin-accounts Claude Max account usage and auto-switching for bb — proactive on utilization, reactive on | 4 | Claude Code, Codex, OpenCode | 2 | 1,109 tok |
| lesleslie/session-buddy Session management MCP server for Claude Code — automatic session lifecycle, searchable me | 4 | Claude Code, Codex, OpenCode | 4 | 7,155 tok |
| Ding-Ding-Projects/lowlevel-computer-use-mcp ding-ding-projects.github.io | 4 | Codex, OpenCode | 1 | 1,452 tok |
| xbirimensah/whatsapp-bridge Self-hosted WhatsApp bridge for AI agents (Baileys + Fastify + SQLite + MCP) | 4 | Codex, OpenCode | 1 | 3,738 tok |
| Hellowda253/KIT-PUCP-MCP Kit MCP comunitario para estudiantes PUCP: Paideia, Campus Virtual, horarios, notas, matrí | 4 | Codex, OpenCode | 1 | 1,027 tok |
| cyanseek/VibeMath cyanseek.github.io The live, agent-readable frontier of AI mathematics: open problems, AI attempts, solution | 4 | Codex, OpenCode | 1 | 285 tok |
| brajendrak00068/agentic-ai-video-production livecore.ai Levea OpenClaw AI Video Editor & MCP Server: autonomous natural-language video editing for | 4 | Codex, OpenCode | 1 | 2,126 tok |
| HemmaBo-se/hemmabo-mcp-server hemmabo.com HemmaBo Host Booking Engine. Vacation rental software. A signed stay offer on the host's o | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,349 tok |
| asanabrial/leteo Persistent memory for AI coding agents. MCP server + lifecycle hooks that give Claude Code | 4 | Claude Code, Codex, OpenCode | 2 | 1,427 tok |
| cyanheads/internet-archive-mcp-server npmjs.com Search the Wayback Machine and IA library (40M+ items), fetch archived snapshots, retrieve | 4 | Claude Code, Codex, OpenCode | 2 | 16,878 tok |
| cyanheads/medical-codes-mcp-server npmjs.com Decode, search, validate, and crosswalk US medical codes — ICD-10-CM, ICD-10-PCS, HCPCS Le | 4 | Claude Code, Codex, OpenCode | 2 | 17,478 tok |
| cyanheads/oecd-mcp-server npmjs.com Search, explore, and query 1,500+ OECD statistical datasets (national accounts, employment | 4 | Claude Code, Codex, OpenCode | 2 | 17,550 tok |
| cyanheads/macos-mcp-server npmjs.com macOS system controls, window management, and hardware state for MCP clients | 4 | Claude Code, Codex, OpenCode | 2 | 20,172 tok |
| ntworm/ableton-mcp-server ntworm.github.io Local MCP server for Ableton Live: session inspection, MIDI editing, device control, audio | 4 | Claude Code, Codex, OpenCode | 2 | 2,090 tok |
| hightemp/go_computer_use_mcp_server MCP (Model Context Protocol) server in Go for computer automation. Uses robotgo library fo | 4 | Claude Code, Codex, OpenCode | 24 | 1,604 tok |
| frankxai/awesome-agent-operating-systems Web-first index of agent operating systems, coding agents, MCP, memory, and deploy tools. | 4 | Codex, OpenCode | 1 | 358 tok |
| cyanheads/socrata-mcp-server npmjs.com Search and query government open-data portals (Socrata SODA API) via MCP. STDIO or Streama | 4 | Claude Code, Codex, OpenCode | 2 | 17,816 tok |
| 2fst4u/mealie-mcp | 4 | Codex, OpenCode | 1 | 418 tok |