32,523 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 agents8,530Claude Code6,887Git and workflow3,618Data and AI3,582Backend and APIs3,558Languages3,485Planning3,325Code review2,903Testing2,691DevOps and cloud2,482Writing and docs2,481Memory and context2,373Research2,322Frontend2,310Security2,179Project management1,971
All Claude Code32,523 Codex24,842 OpenCode23,761 GitHub Copilot3,723 Gemini CLI2,038 Cursor1,771 Windsurf201 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| sampleXbro/agentsmesh samplexbro.github.io One config for every AI coding tool, plus lessons so your agents learn from their mistakes | 28 | Claude Code, Codex, OpenCode | 3 | 3,363 tok |
| openqa-labs/openqa openqa.io Agentic Testing Harness | 28 | Claude Code | 1 | 2,121 tok |
| Intersect-Collaborations-LLC/research-workflow-assistant Open-source AI research assistant for VS Code + GitHub Copilot. Connects to PubMed, OpenAl | 28 | Claude Code, GitHub Copilot | 13 | 7,170 tok |
| benmyles/glyph 🔮 glyph – mcp server to map your codebase with symbol outlines | 28 | Claude Code | 1 | 1,133 tok |
| Lling0000/SiftMarks Local-first AI bookmark manager with semantic search, cleanup review, Chrome sync-back, an | 28 | Claude Code, Codex, OpenCode | 2 | 2,810 tok |
| AdaCore/skills | 28 | Claude Code, Codex, OpenCode | 2 | 1,556 tok |
| TheSmokeDev/taskchad-os Identity-first cognitive agent OS with memory, multi-channel ingress, Operating Room orche | 28 | Claude Code, Codex | 62 | — |
| simplexlabs/montage Agentic motion videos built with Remotion | 28 | Claude Code, Codex, OpenCode | 2 | 4,917 tok |
| oldantique/zotkit Let AI agents manage your Zotero library: headless CLI + Python API to search, import, enr | 28 | Claude Code, Codex, OpenCode | 2 | 4,096 tok |
| HallyAus/OVO_Aus_api Home Assistant custom integration for OVO Energy Australia - solar, grid, export, rate bre | 28 | Claude Code, Codex, OpenCode | 2 | 2,685 tok |
| realgarit/fable-baton Claude Code plugin: Fable 5 as a token-frugal orchestrator with tiered Opus/Sonnet/Haiku a | 28 | Claude Code, Codex, OpenCode | 2 | 2,146 tok |
| bitrefill/agents bitrefill.com Agent skills for Bitrefill: browse, buy, and manage gift cards, mobile top-ups, and eSIMs | 28 | Claude Code | 1 | 1,377 tok |
| lanesket/llm.log Know what you spend, see what you send. Lightweight local proxy that logs every LLM call - | 28 | Claude Code, Codex | 21 | — |
| Nisus74/pencil-skill AI coding skill plugin for pencil.dev (.pen) design files via the Pencil MCP server that w | 28 | Claude Code, Codex, OpenCode | 2 | 4,085 tok |
| searchbrat/marketing-intelligence-layer kieranflanagan.substack.com Turn scattered marketing notes into a searchable intelligence layer your AI can read — one | 28 | Claude Code | 1 | — |
| iFurySt/aifi 💰 AIFi (AI Finance) is an agent-first workspace for compounding investment research and i | 28 | Claude Code, Codex, OpenCode | 2 | 489 tok |
| honeycombio/agent-skill official honeycomb skills repository | 28 | Claude Code | 1 | 592 tok |
| felvieira/claude-skills-fv | 28 | Claude Code, Codex, OpenCode | 4 | 3,536 tok |
| srtab/daiv daivagent.com Open-source, self-hosted SWE agents for GitLab & GitHub | 28 | Claude Code, Codex, OpenCode | 4 | 2,213 tok |
| Automattic/newspack-workspace All the code that's fit to ship | 28 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 4,506 tok |
| lianxhcn/stata-ai lianxhcn.github.io using Stata with AI-Agent | 28 | Claude Code | 1 | 1,255 tok |
| ecliptik/flynn A Telnet and Finger client for classic 68k Macintoshes | 28 | Claude Code | 1 | 2,940 tok |
| gaspareduard/Omada-mcp Security-first MCP server for TP-Link Omada, with a stdio-first runtime, capability-gated | 28 | Claude Code, Codex, OpenCode | 3 | 2,713 tok |
| itsab1989/ChromIQ itsab1989.github.io GUI for RGB printer ICC profiling — guided 5-step ArgyllCMS workflow, 3D gamut viewer, qua | 28 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 12,732 tok |
| acolomba/pi-claude-marketplace Access Claude plugin marketplaces from Pi Coding Agent. | 28 | Claude Code, Codex, OpenCode | 7 | 3,494 tok |
| StarDZ-Team/DayZ-Modding-Wiki stardz-team.github.io Open-source DayZ modding wiki: Enforce Script language (13 chapters), GUI/.layout system ( | 28 | Claude Code, Codex, OpenCode | 2 | 2,601 tok |
| delltrak/wamcp WhatsApp MCP Server — Connect AI agents to WhatsApp via Model Context Protocol. 61 tools, | 28 | Claude Code | 1 | 2,929 tok |
| marketingLendario/cohort-de-marketing Cohort de Marketing — Aula 01: Pesquisa, Concorrentes e Ofertas com Claude Code. Material | 28 | Claude Code, Codex, OpenCode | 3 | 1,586 tok |
| LightconeResearch/lightcone-cli docs.lightconeresearch.org Agentic layer for ASTRA — dedicated skills, workflow execution, and HPC/container manageme | 28 | Claude Code | 1 | 45,655 tok |
| Lifecharger/auto-game-builder Self-hosted game project management system for indie developers | 28 | Claude Code, Codex, OpenCode | 2 | 13,760 tok |
| Cznorth/winkterm cznorth.github.io AI that shares your terminal session. Open-source AI terminal where the AI types commands | 28 | Claude Code, Codex, OpenCode | 2 | 5,157 tok |
| sabbirba/preconnect preconnect.app Flutter app for BRAC University students with SSO login and Connect API integration. | 28 | Claude Code, Codex, OpenCode | 7 | 1,546 tok |
| krivitsky/professional-agentic-product-engineering professional-agentic-product-engine.vercel.app A guide on Professional Agentic Product Engineering with Claude Code — from tier 1 to tier | 28 | Claude Code, Codex, OpenCode | 6 | 8,879 tok |
| NimbleBrainInc/nimblebrain nimblebrain.ai Self-hosted platform for MCP Apps and agent automations — tools, interactive UIs, schedule | 28 | Claude Code, Codex, OpenCode | 2 | 6,274 tok |
| opencrawling/opencrawling opencrawling.org Reference Java & Spring implementation of the Open Ingestion Standard (OIS). It provides a | 28 | Claude Code | 1 | 5,396 tok |
| the-agency-ai/the-agency-starter Convention-over-configuration framework for multi-agent Claude Code development | 28 | Claude Code | 16 | 5,240 tok |
| martinholovsky/SOTA-skills probably.group Engineering best practices that AI coding agents actually apply — 40+ skills, from secure | 28 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 5,222 tok |
| Embassy-of-the-Free-Mind/sourcelibrary-v2 sourcelibrary.org The world's largest library of translated ancient texts. AI-powered OCR and translation of | 28 | Claude Code, Codex, OpenCode | 5 | 10,598 tok |
| cphoskins/cronometer-mcp | 28 | Claude Code, Codex, OpenCode | 2 | 638 tok |
| SuperdeMan/cockpit-agent A cloud-edge collaborative AI Agent for intelligent vehicle cockpits: millisecond-level ve | 28 | Claude Code, Codex, OpenCode | 2 | 12,790 tok |
| artyomsv/quil quil.cc Reboot-proof terminal multiplexer for AI-native devs — a tmux alternative that persists yo | 28 | Claude Code | 1 | — |
| costajohnt/oss-autopilot Claude Code plugin — AI-powered autopilot for managing open source contributions. Track PR | 28 | Claude Code | 1 | 2,606 tok |
| totigm/humanjs humanjs.dev Humanize browser automation for AI agents, QA tests, and demos. Playwright-first — record | 28 | Claude Code | 1 | 3,668 tok |
| HePudding/ba-storybook Blue Archive Japanese story text extraction archive + JP→CN translation table + AI charact | 28 | Claude Code | 2 | 742 tok |
| SKZL-AI/boris-cherny-claude-code-playbook skzl-ai.github.io 132 Claude Code tips from Boris Cherny (Head of Claude Code, Anthropic) — curated, German- | 28 | Claude Code | 1 | 1,198 tok |
| superduck-ai/open-managed-agents Open Source version of Claude Managed Agents. Anthropic SDK compatible. Supports agents, | 28 | Claude Code, Codex, OpenCode | 4 | 8,413 tok |
| baizhiheizi/enjoy_player player.enjoy.bot | 28 | Claude Code, Codex, Cursor, OpenCode | 52 | 2,221 tok |
| novoads/agent-skills novoads.ai AI video and image ads for marketers, built in Claude Code or Cursor and priced by a live | 28 | Claude Code, Codex, OpenCode | 4 | 5,212 tok |
| suntay44/plannable Plannable is a Spec-Driven Development planning CLI for AI coding agents. It creates a MAS | 28 | Claude Code, Codex, Cursor, OpenCode | 11 | 412 tok |
| ognjeeen/codex-usage-widget codex-usage-widget.ognjen-marinkovic.chatgpt.site Local Windows widget for Codex subscription usage | 28 | Claude Code, Codex, OpenCode | 2 | 1,228 tok |