2,181 projects whose own agent configuration covers languages. These are not mods to install — they are how the maintainers of these repositories tell an agent what to do, and what to avoid.
All projects Building agents8,489Claude Code6,881Git and workflow3,605Data and AI3,580Backend and APIs3,556Planning3,323Code review2,893Testing2,681Writing and docs2,477DevOps and cloud2,477Memory and context2,375Research2,318
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| verygoodplugins/mcp-toggl verygoodplugins.com MCP server for Toggl Track integration with intelligent caching and reporting tools | 36 | Claude Code, Codex, OpenCode | 2 | 3,646 tok |
| luthersystems/elps pkg.go.dev An embedded lisp interpreter | 36 | Claude Code, Codex, OpenCode | 17 | 4,601 tok |
| lightweight-component/aj-mcp mcp.ajaxjs.com Simple MCP SDK in Java 8 | 35 | Codex, OpenCode | 2 | 2,054 tok |
| 8thpark/geode Geode provides agents remote access to your Obsidian vault. | 34 | Claude Code, Codex, OpenCode | 4 | 896 tok |
| MackDing/CodexClaw opc.ren Telegram bot for Claude Code and Codex CLI with MCP routing, multi-agent orchestration, cr | 34 | Codex, OpenCode | 1 | 649 tok |
| shantanugoel/rust-bash rustbash.dev A sandboxed bash interpreter for AI Agents, built in Rust | 34 | Codex, OpenCode | 1 | 469 tok |
| RandalSchwartz/dart-sdk-skills Agent skills for Dart & Flutter SDK versioning, language features, widget migrations, and | 34 | Codex, OpenCode | 1 | 938 tok |
| whtoo/How_to_implment_PL_in_Antlr4 whtoo.github.io A concise tutorial on building a programming language, also serving as an unofficial ANTLR | 34 | Claude Code, Codex, OpenCode | 11 | 4,269 tok |
| Erikote04/Swift-API-Design-Guidelines-Agent-Skill Swift API Design Guidelines Agent Skill for AI coding tools that support the Agent Skills | 33 | Codex, GitHub Copilot, OpenCode | 2 | 1,478 tok |
| n24q02m/better-email-mcp mcp.n24q02m.com IMAP/SMTP email for AI agents -- read, send, organize folders, and manage attachments acro | 33 | Claude Code, Codex, OpenCode | 2 | 3,725 tok |
| mjun0812/python-project-template A simple modern Python project template with uv, Docker, Claude Code, Cursor, devcontainer | 33 | Claude Code, Codex, OpenCode | 4 | 500 tok |
| Fannon/u-he-preset-randomizer Generate u-he synth presets through randomization and merging of your existing presets. | 33 | Codex, OpenCode | 1 | 1,656 tok |
| thought2code/mcp-annotated-java-sdk thought2code.github.io Build lightweight MCP servers in plain Java with annotations, generated schemas, and no Sp | 33 | Codex, OpenCode | 1 | 141 tok |
| home-operations/yayamlls YAML language server in Go. Schema-driven diagnostics, completion, hover; pluggable render | 33 | Claude Code, Codex, OpenCode | 2 | 2,942 tok |
| alseif0x/rustycore alseif0x.github.io Bringing Azeroth to Rust. An open-source WotLK Classic 3.4.3 server emulator, focused on f | 33 | Claude Code, Codex, OpenCode | 8 | 5,787 tok |
| jedarden/NEEDLE jedarden.com Headless agent orchestrator with deterministic state machine — processes a bead queue, dis | 33 | Claude Code, Codex, OpenCode | 3 | 6,967 tok |
| ChanMeng666/archlang archlang.uk 【Star us! ⭐】 A declarative language that compiles to professional SVG floor plans — like T | 33 | Claude Code, Codex, OpenCode | 9 | 1,335 tok |
| SergKam/FlyCrys Native Linux GUI for Claude Code agents. Rust + GTK4. Fast, light, no Electron. | 32 | Codex, OpenCode | 1 | 3,102 tok |
| rcarmo/python-office-mcp-server rcarmo.github.io An MCP server for OOXML documents | 32 | Codex, OpenCode | 1 | 344 tok |
| mudler/face-detect.cpp face-detect.cpp is a from-scratch C++17 port of the insightface buffalo face-recognition p | 32 | Codex, OpenCode | 1 | 1,571 tok |
| Dicklesworthstone/storage_ballast_helper Cross-platform Rust daemon that prevents disk-full incidents for AI coding workloads using | 32 | Claude Code, Codex, OpenCode | 2 | 18,964 tok |
| caomengxuan666/cxxmcp A conformance-tested C++17 SDK for Model Context Protocol servers and clients. | 32 | Codex, OpenCode | 1 | 2,073 tok |
| krogh-jacobsen/unity-code-style-guide A C# code style guide for Unity projects | 32 | Claude Code, Codex, OpenCode | 2 | 3,463 tok |
| mennanov/blockwatch Cross-file drift checker. Keeps code, configs, and docs in sync deterministically. Support | 31 | Claude Code, Codex, OpenCode | 3 | 5,696 tok |
| JNHFlow21/social-media-toolkit Public Python SDK, CLI, and MCP server for extracting metadata, text, timed transcripts, m | 31 | Codex, OpenCode | 1 | 1,026 tok |
| jmrplens/libgen-mcp docs.jmrp.io MCP server in Go to search, download and read books, papers, comics and more from Library | 31 | Claude Code, Codex | 7 | 27,860 tok |
| Softleif/seqair seqair.softleif.se BAM/SAM/CRAM/FASTA reader, pileup engine, BCF/BAM writing | 31 | Claude Code, Codex | 5 | 6,249 tok |
| MicrosoftLearning/trainer-demo-deploy MOC Demo deployment scenarios using AZD. | 31 | Claude Code, Codex, GitHub Copilot | 30 | 12,300 tok |
| dhruvanbhalara/skills dhruvanbhalara.github.io Premium documentation site for Flutter Agent Skills. | 30 | Codex, GitHub Copilot, OpenCode | 2 | 1,574 tok |
| encoredev/skills encore.dev Agent Skills for development with Encore. | 30 | Claude Code, Codex, OpenCode | 2 | 3,134 tok |
| dimitar-grigorov/mcp-file-tools MCP server for file operations on non-UTF-8 text: detects the encoding from the bytes, han | 30 | Claude Code, Codex, OpenCode | 2 | 710 tok |
| zitadel/nextgen preview.zitadel.com A Zitadel Preview | 30 | Codex, GitHub Copilot, Cursor, OpenCode | 9 | 5,058 tok |
| bo-516/ide-byebye npmjs.com ⌘-click an element in your running app, say what to change, and Claude, Codex, Cursor or a | 30 | Codex, OpenCode | 1 | 923 tok |
| dcelisgarza/PortfolioOptimisers.jl dcelisgarza.github.io Portfolio optimisation library for Julia. Over 50 risk measures (CVaR, EVaR, RLVaR, drawdo | 30 | Claude Code, Codex, GitHub Copilot, OpenCode | 17 | 35,439 tok |
| managedcode/Orleans.RateLimiting This is a library for Microsoft Orleans that provides a set of rate limiting algorithms fo | 30 | Codex, OpenCode | 36 | 2,489 tok |
| luisfurquim/wings WINGS is an open-source, simple golang-based platform for front-end web application develo | 29 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,431 tok |
| systempromptio/systemprompt-template systemprompt.io AI Governance Infrastructure — local evaluation. The governance layer for AI agents: a sin | 29 | Claude Code, Codex, OpenCode | 3 | 6,997 tok |
| tari-project/tari-ootle tari.com Tari Layer-2 Protocol | 29 | Claude Code, Codex, OpenCode | 2 | 1,733 tok |
| igmarin/rails-agent-skills 28 Rails-specific skills + 9 workflow templates for agentic development. | 29 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 236 tok |
| IceWhaleTech/ZimaOS-Blue ZimaOS Blue - A Local-First Agent Runtime for Bold Builders. Out-of-the-Box, Open-Source, | 29 | Claude Code, Codex, OpenCode | 3 | 1,834 tok |
| wavever/Clipth clipth.app An elegant and powerful clipboard manager designed specifically for macOS. A beautifully d | 29 | Codex, OpenCode | 1 | 2,683 tok |
| NickZaitsev/ru-normalizr pypi.org ru-normalizr — the best Russian text normalizer without LLMs. Converts numbers, dates, tim | 29 | Codex, OpenCode | 1 | 1,649 tok |
| daloyjs/daloy daloyjs.dev The first TypeScript REST API framework built for secure AI-assisted services. DaloyJS com | 29 | Codex, GitHub Copilot, OpenCode | 2 | 4,865 tok |
| seite-sh/seite seite.sh AI-native static site generator — MCP server, Claude Code integration, sub-second Rust bui | 29 | Claude Code, Codex, OpenCode | 3 | 8,855 tok |
| chrisgliddon/bevy-skills Unofficial open source AI skills for Bevy, inspired by PixiJS Skills. These skills teach A | 29 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,078 tok |
| Weixi779/WICompress ImageIO-based Swift image compression with hard byte limits, metadata stripping, JPEG/PNG/ | 29 | Claude Code, Codex, OpenCode | 2 | 1,341 tok |
| themoment-team/datagsm-server Gwangju Software Meister High School OpenAPI & OAuth platform | 29 | Claude Code, Codex, GitHub Copilot, OpenCode | 24 | 2,606 tok |
| lounge/tuify Spotify TUI - Spotify without the noise | 29 | Claude Code, Codex, OpenCode | 2 | 2,232 tok |
| outfitter-dev/blz blz.run Local-first, line-accurate search for blazing-fast lookups of llms.txt documentation. Huma | 28 | Claude Code, Codex, OpenCode | 14 | 1,618 tok |
| manusa/ai-cli ai-cli lets you go from zero to AI-powered in seconds in a safe, automated and tailored wa | 28 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,248 tok |