157 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 agents7,412Data and AI4,299Backend and APIs3,694Planning3,492Git and workflow3,285Code review2,942Memory and context2,581Research2,499Writing and docs2,458Testing2,454Frontend2,420DevOps and cloud2,410
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorKiroWindsurf
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| PIsberg/skill3 Skill3 is a lightweight Java CLI that relearns a technical skill for an AI agent. It disco | 6 | Claude Code, Gemini CLI | 2 | 3,830 tok |
| lesleslie/jinja2-async-environment Provides asynchronous alternatives to Jinja2's standard template environment and loaders | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,668 tok |
| gkmngrgn/rayt huggingface.co Ray Tracing in Python. | 6 | Gemini CLI | 1 | 563 tok |
| Kuniwak/puml-parallel A Go tool for composing multiple PlantUML state diagrams in parallel with synchronization | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 8 tok |
| erraggy/oastools erraggy.github.io OpenAPI Specification (OAS) tools for validating, parsing, fixing, converting, diffing, jo | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 20 | 11,190 tok |
| jmerelnyc/paygate-402 Turn any API or MCP server into a paid service | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 657 tok |
| epicsagas/Episteme crates.io A production-ready knowledge graph system for software engineering that connects design pa | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 2 | 2,701 tok |
| ownego/token-slayer Cooperative idle boss raid for engineering teams. Every token your coding agents spend (Cl | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 18 | 12,423 tok |
| irahardianto/rugged-gemini A rugged, high-quality configuration suite for AI Agents on Gemini CLI. | 5 | Claude Code, Gemini CLI | 88 | — |
| BlueEventHorizon/Swift-Selena Swift Analyzer MCP Server, with respect to Serena | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 4,690 tok |
| aradar46/reuse-before-generate Stop your AI agent from rebuilding what already exists. An opinionated MCP server that che | 5 | Gemini CLI | 1 | 1,059 tok |
| rishapgandhi/python-skills AI-SDLC framework of skills, rules, and agent definitions that AI coding agents use to gen | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 6 | 4,061 tok |
| KaranTankshali/site-seo-pipeline A pipeline to research and suggest seo improvements | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,731 tok |
| panoptes/panoptes-utils panoptes.github.io A set of Astronomical utility functions. PANOPTES style. :hammer_and_wrench: :telescope: : | 4 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 8,008 tok |
| dinglebear-ai/rarcane npmjs.com Rust MCP server and CLI for Arcane Docker/container management, with action-dispatched too | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 4,903 tok |
| apervashov/typescript-learning-assistant apervashov.github.io Learn TypeScript with Handbook-aligned exercises, a local progress tracker, and AI mentor | 3 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,660 tok |
| DevExplorerr/Physical-AI-Humanoid-Robotics-Book physical-ai-humanoid-robotics-book-saad.vercel.app Physical AI & Humanoid Robotics Book is an open-source, beginner-friendly guide that break | 3 | Gemini CLI | 1 | 2,321 tok |
| kinhluan/rules-quarkus-skills 🤖 Complete AI expert ecosystem for Modern Java, Quarkus & Bazel development ☕️⚡️ Coverage | 3 | Codex, Gemini CLI, OpenCode | 2 | 2,378 tok |
| maxgfr/conforme Sync your AI coding config from Claude Code, Cursor, or any tool — rules, skills, agents, | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 8 | 14,944 tok |
| aphrody-code/bxc aphrody-code.github.io Zero-Spawn browser engine for AI agents — Bun + Rust FFI. In-process DOM/Markdown, curl-im | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 17 | 7,882 tok |
| rabee-elkholy/android-harness-kit Deterministic Android Engineering for the AI Era: Turn Any AI Assistant into an Uncompromi | 3 | Codex, Gemini CLI, OpenCode | 2 | 1,188 tok |
| SecondLifes/code-intel Hybrid semantic+keyword code search, RAG chat, and a 17-tool MCP server for Delphi/Pascal | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 50 | 8,454 tok |
| dinglebear-ai/rapprise npmjs.com Rust MCP server and CLI for Apprise notification fan-out across dozens of delivery backend | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 1,363 tok |
| Wolfe-Jam/gemini-faf-mcp faf.one Persistent Project Context for Google Gemini — IANA-registered .faf format · MCP server + | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 930 tok |
| cqtrinv/trinvmcp a MCP server for TRINV | 2 | Gemini CLI | 1 | 594 tok |
| nolindnaidoo/colors-le letools.dev Extract every color in a codebase, and say which ones are not in your palette | 2 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 7,825 tok |
| GDvega/super-android-kotlin-firebase-skill A modular Agent Skills repository for Android, Kotlin, Jetpack Compose and Firebase develo | 2 | Codex, Gemini CLI, OpenCode | 2 | 202 tok |
| trugurpala/pinescriptv6 Source-traceable Pine Script v6 guidance and structured examples for AI coding agents, wit | 2 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 7 | 16,421 tok |
| cel-expr/skills cel.dev CEL Skills for authoring, testing, and debugging | 2 | Claude Code, Gemini CLI | 2 | 917 tok |
| sandraschi/speech-mcp FastMCP 3.2 speech gateway: FunASR local STT, Gemini Live/TTS, Hume, ElevenLabs cloning, w | 2 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 6 | 2,636 tok |
| n-shadloo/frontend-production-engineer Frontend Agent Skill that helps AI plan, build, and review production Next.js and TypeScri | 2 | Codex, Gemini CLI, OpenCode | 2 | 3,863 tok |
| sergeiwallace/ai-cli-utils Unified AI session manager and automation toolkit for Claude Code and Gemini CLI — tmux se | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 2,071 tok |
| itonx/ai-model-comparison Comparing Claude Opus 4.5/4.6, Gemini Flash 2.5/Pro 2.5/Pro 3.0, and GPT Codex 5.2/5.3 for | 2 | Codex, Gemini CLI, OpenCode | 2 | 302 tok |
| netdata/ai-viewer Read-only real-time explorer for AI coding-agent session snapshots (ai-agent v2/v3, claude | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 14 | 11,610 tok |
| sanchitnis/SrujanaBuddy | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 11 | 6,076 tok |
| hirokita117/template-ai-coding-config A repository for managing document templates used when doing AI coding | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 12 | 2,595 tok |
| mjbommar/quick-claude One-command project setup for Claude Code with uv tooling, command interceptors, package n | 2 | Codex, Gemini CLI, OpenCode | 2 | 4,393 tok |
| tomershlasky/agi AGI — Agent Gibberish Interceptor. Un-scrambles Hebrew-keyboard-layout gibberish back into | 2 | Codex, Gemini CLI, OpenCode | 2 | 406 tok |
| SachieWang/java-jdtls-mcp-server MCP Server for Java using JDT.LS | 2 | Gemini CLI | 1 | 542 tok |
| nolindnaidoo/urls-le letools.dev Extract every URL in a codebase, with its protocol and exact position | 1 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 7,866 tok |
| nolindnaidoo/envsync-le letools.dev Compare the dotenv files in a tree, and say which keys are missing from which | 1 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 7,894 tok |
| nolindnaidoo/scrape-le letools.dev Check whether a page is scrapeable before the scraper is written, and say when it cannot t | 1 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 7,902 tok |
| andr-ca/agentharness andr.ca Portable engineering policies for coding agents — git, testing, logging, and language conv | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 12 | 30,908 tok |
| mdfranz/saruca Mining Gemini CLI | 1 | Codex, Gemini CLI, OpenCode | 2 | 2,542 tok |
| rogermt/forgesyte ForgeSyte is a modular AI‑vision MCP server | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 7,761 tok |
| eai-support/eai-gofer eai-support.github.io Spec-driven delivery workflow for VS Code and AI coding CLIs | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 11 | 3,888 tok |
| DevExplorerr/Evolution-of-Todo Phase I of "Evolution of Todo" Hackathon. An in-memory Python console application built en | 1 | Gemini CLI | 1 | 2,321 tok |
| adpena/teadata-mcp Model Context Protocol server and assistant UI for Texas public school data. | 1 | Codex, Gemini CLI, OpenCode | 2 | 1,541 tok |
| HrRodan/agent-workspace-mcp A sandboxed, agentic workspace providing secure filesystem, bash, and uv-powered Python ex | 1 | Claude Code, Codex, Gemini CLI | 3 | 198 tok |
| orkait/hyperstack Disciplined Engineering Harness for AI Agents. MCP server + 21 adversarial skill gates. Re | 1 | Codex, Gemini CLI, OpenCode | 2 | 417 tok |