32,436 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 agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315Frontend2,301Security2,167Project management1,944
All Claude Code32,436 Codex24,692 OpenCode23,614 GitHub Copilot3,700 Gemini CLI2,016 Cursor1,769 Windsurf202 Kiro113
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| UI5/webcomponents-react ui5.github.io A wrapper implementation for React of the UI5 Web Components that are compliant with the S | 542 | Claude Code | 1 | 3,445 tok |
| ioniks/MarkdownTaskManager Local-first Kanban task manager | 540 | Claude Code | 1 | — |
| bahayonghang/academic-writing-skills bahayonghang.github.io AI-powered post-writing toolkit for academic papers — format validation, grammar/style pol | 540 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,930 tok |
| mit-han-lab/KernelWiki | 540 | Claude Code | 1 | 1,556 tok |
| kitlangton/stack | 540 | Claude Code, Codex, OpenCode | 2 | 1,111 tok |
| Ramilito/kubectl.nvim ⎈ Streamline your Kubernetes management within Neovim—control and monitor your cluster sea | 540 | Claude Code, Codex, OpenCode | 15 | 1,767 tok |
| truecourse-ai/truecourse truecourse.dev Turns the documentation you already write into tests that run. A failing test means your p | 538 | Claude Code, Codex, OpenCode | 2 | 1,494 tok |
| heygen-com/skills developers.heygen.com HeyGen AI agent skills — avatar creation and video production via the v3 Video Agent pipel | 538 | Claude Code | 1 | 2,095 tok |
| XPolicyLab/XPolicyLab xpolicylab.github.io [IROS 26 ScaleInfra Workshop Best Tool Paper] Involving over 50 Advanced Manipulation Poli | 538 | Claude Code, Codex, OpenCode | 4 | 1,573 tok |
| lucasygu/redbook lucas.do Xiaohongshu CLI — search, analyze, and automate Xiaohongshu content. Built for AI agents. | 537 | Claude Code | 1 | 584 tok |
| schlarpc/re-shell Nix-powered agentic reverse engineering environment | 537 | Claude Code | 4 | 6,275 tok |
| anyproto/anytype-mcp npmjs.com An MCP server enabling AI assistants to interact with Anytype - your encrypted, local and | 536 | Claude Code | 1 | 742 tok |
| Gennadiyev/STS2MCP Full agentic runs for Slay the Spire 2. A mod that exposes in-game state, and the MCP serv | 536 | Claude Code, Codex, OpenCode | 2 | 820 tok |
| butterbase-ai/butterbase-skills Plugin for Butterbase.ai | 535 | Claude Code | 1 | 4,125 tok |
| stormzhang/token-tracker Local token tracker for Claude Code & Codex — status line (industry-first Codex faux statu | 535 | Claude Code, Codex, OpenCode | 2 | 338 tok |
| LLM-Coding/Semantic-Anchors llm-coding.github.io A curated catalog of 230+ semantic anchors: well-defined terms like arc42, TDD London Scho | 535 | Claude Code | 1 | 9,817 tok |
| Dimillian/IcySky A BlueSky Client. TBD. | 534 | Claude Code | 1 | 2,696 tok |
| allenhutchison/obsidian-gemini allenhutchison.github.io An obsidian plugin to interact with Google Gemini | 534 | Claude Code, Codex, Gemini CLI, OpenCode | 11 | 9,622 tok |
| chorus-codes/chorus chorus.codes Multi-LLM peer review for code decisions. Bring your own CLI; Chorus convenes 2-4 other LL | 533 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| vincentkoc/tokenjuice 🧃 Token weight loss. Lean output compaction for terminal-heavy agent workflows. Works as | 533 | Claude Code, Codex, OpenCode | 2 | 1,548 tok |
| bvisible/mcp-ssh-manager npmjs.com MCP server for SSH: let Claude Code, Codex and any MCP client run commands, transfer files | 533 | Claude Code | 1 | 2,942 tok |
| chrisdoc/hevy-mcp hevy-mcp.dev Manage your Hevy workouts, routines, folders, and exercise templates. Create and update se | 533 | Claude Code, Codex, OpenCode | 2 | 2,200 tok |
| AAAAAAAJ/slides slides generates prompts for various expression styles | 532 | Claude Code | 1 | 782 tok |
| clawdotnet/openclaw.net agentqi.dev Self-hosted Enterprise and Personal AI + agent runtime in .NET (NativeAOT-friendly) | 532 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 920 tok |
| dxos/dxos dxos.org TypeScript implementation of the DXOS protocols, SDK, toolchain and Composer. | 532 | Claude Code, Codex, Gemini CLI, OpenCode | 65 | 7,420 tok |
| runloom/pier pier.codes See at a glance which of your open AI terminals are waiting for you. Claude Code and Codex | 531 | Claude Code, Codex, OpenCode | 2 | 17,261 tok |
| joelhooks/opencode-config Personal OpenCode configuration - commands, tools, agents, knowledge | 530 | Claude Code, Codex, OpenCode | 2 | 1,137 tok |
| devcxl/mattpocock-skills-zh Chinese translation of Matt Pocock's skill collection — natural Chinese with original tech | 530 | Claude Code, Codex, OpenCode | 2 | 1,333 tok |
| antvis/chart-visualization-skills ⛏️ Turning data into a visual language for better thinking with Skills. | 529 | Claude Code, Codex, OpenCode | 2 | 693 tok |
| erikdarlingdata/PerformanceMonitor erikdarling.com Free, open-source SQL Server and Postgres performance monitoring. Collectors, real-time al | 528 | Claude Code | 4 | — |
| ansys/pymapdl mapdl.docs.pyansys.com A Python client library for Ansys MAPDL | 527 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 2,068 tok |
| juxt/allium allium-lang.org The specification language that talks back | 526 | Claude Code | 5 | — |
| proffesor-for-testing/agentic-qe agentic-qe.dev Agentic QE Fleet is an open-source AI-powered QA/QE platform designed for use with Coding | 525 | Claude Code | 11 | — |
| vanzan01/claude-code-sub-agent-collective 🧠 Context Engineering Research - Not just another agent collection, but using research | 525 | Claude Code | 1 | 2,366 tok |
| solana-foundation/solana-com solana.com The solana.com website. | 525 | Claude Code, Codex, OpenCode | 2 | 3,004 tok |
| trailofbits/skills-curated Curated, community-vetted Claude Code plugin marketplace | 525 | Claude Code | 1 | 2,040 tok |
| wataru-maeda/react-native-boilerplate Production-ready React Native boilerplate for iOS, Android, and Web with Expo SDK 58, Reac | 524 | Claude Code, Codex, OpenCode | 3 | 1,714 tok |
| gershwin-desktop/gershwin-desktop Desktop Environment based on GNUstep welcoming to switchers | 523 | Claude Code | 1 | — |
| AThevon/TokenEater tokeneater.athevon.dev Native macOS app to monitor AI usage limits and watch your coding sessions live | 523 | Claude Code, Codex, OpenCode | 2 | 13,529 tok |
| badchars/darknet-mcp-server npmjs.com 66-tool MCP server for dark web intelligence — breach data, ransomware tracking, Tor .onio | 523 | Claude Code | 1 | 336 tok |
| alex-ilgayev/MCPSpy MCP Monitoring with eBPF | 522 | Claude Code, Cursor | 8 | 56 tok |
| Piebald-AI/claude-code-lsps reddit.com Claude Code Plugin Marketplace with LSP servers | 522 | Claude Code | 1 | 837 tok |
| oisee/vibing-steampunk vs-punk: ADT to MCP bridge - Vibe code in ABAP / AMDP | 522 | Claude Code, GitHub Copilot | 3 | 5,080 tok |
| sudoprivacy/sudocode Rust-native CLI coding agent for hackers — terminal-native, pipe-composable, scrollback-sa | 522 | Claude Code, Codex, OpenCode | 3 | 524 tok |
| iusztinpaul/designing-real-world-ai-agents-workshop academy.towardsai.net Hands-on workshop: Build a multi-agent AI system from scratch — Deep Research Agent + Writ | 521 | Claude Code, Codex, OpenCode | 24 | 843 tok |
| spencerc99/playhtml playhtml.fun interactive, collaborative html elements with a single data attribute | 521 | Claude Code, Codex, OpenCode | 3 | 5,414 tok |
| meleantonio/ChernyCode | 520 | Claude Code, Codex, Cursor, OpenCode | 10 | 1,022 tok |
| MHaggis/Security-Detections-MCP detect.michaelhaag.org MCP to help Defenders Detection Engineer Harder and Smarter | 520 | Claude Code, Cursor | 29 | — |
| nudgebee/nudgebee nudgebee.com Open-source agentic ops platform for cloud, SRE, DevOps, support and FinOps teams. AI agen | 520 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 30 | 5,694 tok |
| hanlulong/stata-mcp openecon.ai Stata MCP Extension for VS Code, Cursor, and Antigravity IDE | 520 | Claude Code | 1 | 475 tok |