43,730 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 agents7,670Claude Code6,650Data and AI3,673Backend and APIs3,507Languages3,392Planning3,227Git and workflow3,211Code review2,744Testing2,385Memory and context2,367Writing and docs2,330DevOps and cloud2,314Research2,288Frontend2,261Security2,032Productivity1,722
All Claude Code31,994 Codex23,359 OpenCode22,302 GitHub Copilot3,560 Gemini CLI1,917 Cursor1,740 Windsurf142 Kiro82
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| EEstevanell/codex-planning-kit | 2 | Codex, OpenCode | 6 | 1,208 tok |
| fayazara/alfred My personal agent | 2 | Claude Code, Codex, OpenCode | 4 | 1,936 tok |
| connectaryal/context-methodology The exact framework I use before I start any serious build. | 2 | Claude Code, Codex, OpenCode | 2 | 1,706 tok |
| jankowskim/lory Lory - Structured decision records from git commits | 2 | Claude Code, Codex, OpenCode | 5 | 2,458 tok |
| EmeaAppGbb/agentic-shell-python | 2 | Claude Code, Codex, OpenCode | 12 | 983 tok |
| Shana-AE/.shanaae-configs shanaae-config | 2 | Codex, OpenCode | 4 | 8,395 tok |
| rmjosea/agentic-sdlc-kit | 2 | Claude Code, Codex, OpenCode | 8 | 1,539 tok |
| aai-labs/ai-starter Starter kit for bootstrapping AI coding agents with shared development guidelines | 2 | Codex, OpenCode | 1 | 740 tok |
| pueraeternis/agentic-project-template A reusable AI-first development framework for building software with AI agents. | 2 | Codex, OpenCode | 5 | 775 tok |
| Zwanan-github/agent-template A personal agent harness tempalte is a simple process accumulated in daily development and | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,429 tok |
| AdityaZxxx/dotfiles my backup for arch hyprland environment | 2 | Codex, OpenCode | 1 | 331 tok |
| khanxxy/obsidian-second-brain Universal Obsidian Second Brain template for AI agents. VAULT.md pattern, skill graph arch | 2 | Codex, OpenCode | 1 | 1,829 tok |
| guoshaoyang-pku/ngram-gap-lab Minimal clean reproduction of n-gram value memory induced replay-specific train/val gap on | 2 | Codex | 3 | — |
| Aviator-Coding/home-ops | 2 | Claude Code, Codex, OpenCode | 9 | 31,060 tok |
| AdriaanVE/agentic-coding Repo of agentic coding related stuff | 2 | Claude Code | 1 | — |
| HumanDealer/vibeproof Vibe-code anything. Ship like a senior. A drop-in rulebook + skills that turn any AI codin | 2 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,673 tok |
| Kinolian1107/autohackmd Cross-platform AI Skill: auto-save and upload markdown notes to HackMD. Supports Cursor, O | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 4,458 tok |
| ElliotOne/nl-spec-driven-ai-assisted-coding-agent-control Spec-driven, markdown-only control plane for AI-assisted coding with explicit agent bounda | 2 | Codex, OpenCode | 1 | 20 tok |
| Lee110110/Harness-Engineering A demo agent built around the Harness Engineering philosophy, focusing on workflow design, | 2 | Codex, OpenCode | 1 | 9,337 tok |
| panamini/Pagecraft Pagecraft turns a local Markdown vault into active memory for LLM agents. | 2 | Claude Code, Codex, OpenCode | 2 | 3,126 tok |
| serpbase-dev/serpbase-skill serpbase.dev Agent-portable SerpBase Google SERP API skill for Codex, Claude Code, opencode, OpenClaw, | 2 | Claude Code, Codex, OpenCode | 2 | 803 tok |
| gustavodembicki/ai-quality-knowledge | 2 | Codex, OpenCode | 1 | 820 tok |
| OndrejDrapalik/ai-config-swap Config-sharing repository for Claude Code skills, commands, and MCP server configurations | 2 | Claude Code, Codex, OpenCode | 2 | 553 tok |
| zjgao-spin/Autoresearch_MRsequence | 2 | Codex, OpenCode | 1 | 2,279 tok |
| hovnatan/dotfiles linux config files | 2 | Claude Code, Codex, OpenCode | 3 | 326 tok |
| kanecro/andy Universal agent harness | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,827 tok |
| luisalima/agent-policy-kit Repo-local operating policy and skills for coding agents | 2 | Codex, OpenCode | 1 | 185 tok |
| jondoescoding/jondoescoding-coding-rules nightshadeai.xyz CLI tool to manage custom AI coding rule templates for enhanced AI-assisted development | 2 | Codex, OpenCode | 1 | 125 tok |
| jeffrschneider/OpenAgentFormat an open specification for AI agents and their manifest | 2 | Claude Code | 1 | 134 tok |
| kasuga77/nekomusume-agents | 2 | Codex, OpenCode | 1 | 3,039 tok |
| josphk/love-2-vibe A collection of LÖVE2D prototypes | 2 | Claude Code | 1 | 160 tok |
| samhotchkiss/agentic-dev-starter Context management practices and prompts for LLM-driven projects. Companion repo for 'Mana | 2 | Codex, OpenCode | 1 | 972 tok |
| fungusdesu/cs486-project Campus Space Management System | 2 | Claude Code, Codex, OpenCode | 3 | 1,146 tok |
| commrelayunit/in-my-voice Write in your own captured voice and flag generic AI-sounding phrasing before it ships. | 2 | Codex, OpenCode | 1 | 548 tok |
| gustavo-meilus/aiboarding Keep AGENTS.md alive: generate, compress, audit, and update AI-agent onboarding for Claude | 2 | Claude Code, Codex, OpenCode | 7 | 659 tok |
| atebites-hub/PJTemplate | 2 | Claude Code, Codex, OpenCode | 5 | 5,358 tok |
| hyperactdoting/composer-plugin usecomposer.app Composer plugin for Claude Code, Codex CLI, and other agentic terminals — collaborate with | 2 | Codex, OpenCode | 1 | 439 tok |
| yashs33244/the_y_coding_standard | 2 | Codex, OpenCode | 1 | 828 tok |
| Dimkox/adaptive-grok-build-pro Adaptive Grok Build Pro — enterprise-style adaptive workflow for Grok Build | 2 | Claude Code, Codex, OpenCode | 38 | 2,769 tok |
| iamv4g/dnd_kit iamv4g.github.io Flutter drag-and-drop toolkit with core widgets, sensors, measuring, overlays, and sortabl | 2 | Codex, OpenCode | 1 | 405 tok |
| sjquant/skul skul.solaqua.dev Manage project-scoped personal AI configuration bundles (skills, commands, agents) for AI | 2 | Claude Code, Codex, OpenCode | 2 | 247 tok |
| fsimonelli/html-presentation-template Zero-dependency HTML presentation system with synced presenter window and speaker notes | 2 | Claude Code, Codex, OpenCode | 2 | 3,556 tok |
| RemiFabre/agentic_video_montage | 2 | Codex, OpenCode | 1 | 10,951 tok |
| Aspect-Research/aspectcode aspectcode.com Memory optimization CLI for AI coding assistants | 2 | Claude Code | 1 | 1,311 tok |
| cjerochim/compound-workflow Skills, commands and agents to utilise for development workflow. Inspired by Compound Engi | 2 | Codex, OpenCode | 1 | 1,820 tok |
| stephanemalho/multi-harness-agent-template Reusable starter structure for technical projects that use several coding-agent harnesses | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 1,790 tok |
| abuxton/terraform-data-env | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 12 | 1,633 tok |
| newtontech/PKU_PhD_Latex_Templete | 2 | Claude Code, Codex, OpenCode | 2 | 3,556 tok |
| geeky118/HarnessEngineering HarnessEngineering | 2 | Codex, OpenCode | 1 | 474 tok |
| SymbolicLight-AGI/GovernSpec Local-first YAML governance contract compiler for AI agent artifacts. | 2 | Codex, OpenCode | 1 | 422 tok |