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 |
|---|---|---|---|---|
| aaronb305/claude-cortex A blockchain-style ledger memory system with performance-based reinforcement learning for | 2 | Claude Code | 1 | 8,938 tok |
| yehosef/llm-tools Claude Code plugin: Use other LLM CLI tools (Gemini, Codex, Claude) for validation and sec | 2 | Claude Code | 2 | 499 tok |
| hamzaPixl/pixl-ai AI dev platform — orchestration engine + Claude Code crew plugin | 2 | Claude Code, Codex, OpenCode | 2 | 2,689 tok |
| DanielCarmingham/dev-env Claude Code plugin for worktree-based development environment management | 2 | Claude Code | 1 | 663 tok |
| ngvoicu/opencode-claude-code-memory OpenCode plugin for Claude Code memory that shares local Claude Code memory with OpenCode | 2 | Claude Code, Codex, OpenCode | 2 | 426 tok |
| whitewhiteqq/aws-test-plugin AI agent skills for generating comprehensive tests for any AWS Python project — Lambda, AP | 2 | Claude Code | 1 | 1,430 tok |
| protomated/protomated-plugins-official Free Claude Cowork plugins for solo and small-firm attorneys, built by Protomated. Covers | 2 | Claude Code | 1 | 3,017 tok |
| Dobeu-tech-eco/dobeutech-claude-code-custom Custom claude code rules, skills, mcp connections and plugins for dobeutech that can be de | 2 | Claude Code | 1 | 1,430 tok |
| Israel-Kli/jetbrains-plugin-copy-with-inline-issues plugins.jetbrains.com Copy your code with every IDE error and warning inlined as comments, so ChatGPT, Claude or | 2 | Claude Code | 1 | 718 tok |
| fakoli/terminalq Bloomberg-style financial terminal — Claude Code MCP plugin with 30 tools | 2 | Claude Code | 1 | 2,300 tok |
| benji-bizzell/Workflow TDD workflow plugin for Claude Code: research → spec → implement with QC gates | 2 | Claude Code | 1 | — |
| observability-oss/progress-observability-plugin Six Claude Code / Copilot skills for the Progress Observability Platform: trace triage, co | 2 | GitHub Copilot | 1 | 10,705 tok |
| Logan-Garrett/remora Collaborative Claude Code sessions — shared buffer, Postgres event log, Neovim plugin | 2 | Claude Code | 1 | 6,181 tok |
| Rylaa/fable-GPT-5.6-fusion Multi-model fusion plugin for Claude Code + Codex: 3-member parallel panel (Claude opus x2 | 2 | Claude Code | 1 | 15,713 tok |
| qa-vault/codelore Claude Code & Codex CLI plugin: skills for critically exploring and documenting code | 2 | Codex, OpenCode | 1 | 1,290 tok |
| kodroi/block A Claude Code plugin to protect files from unwanted modifications. | 2 | Claude Code | 1 | 535 tok |
| genai-jerry/claude-software-factory An agent-driven software factory for Claude Code: GitHub issues as pipeline state, OpenSpe | 2 | Claude Code | 12 | — |
| bhanu91221/sfdx-iq claude-sfdx-iq is a Claude Code plugin that transforms Claude into an expert Salesforce de | 2 | Claude Code, Codex, OpenCode | 2 | 2,687 tok |
| fengjunhui31/building-autonomous-team A Claude Code plugin that creates mission-driven autonomous development teams | 2 | Claude Code | 1 | 1,588 tok |
| jacexh/skill-workshop A Claude Code plugin marketplace for productivity and development workflow extensions. | 2 | Claude Code | 1 | 943 tok |
| erdikilic/dotfiles Personal Claude Code toolkit — plugins, themes, templates, and dev environment setup | 2 | Claude Code | 1 | 686 tok |
| bnayahu/journeycast A Claude Code plugin to create demo videos from project PRs. | 2 | Claude Code | 1 | 1,161 tok |
| quangphu1912/codebase-analyzer Progressive-depth codebase analysis and reverse engineering plugin for Claude Code | 2 | Claude Code, Codex, OpenCode | 2 | 519 tok |
| Laotree/pre-usage-plugin A plugin for Claude Code that estimates token usage before each prompt is sent. When usage | 2 | Claude Code | 1 | 2,020 tok |
| liaogui1023/coding-plugin A Claude Code plugin marketplace that organizes plugins by developer role, solving the pro | 2 | Claude Code | 2 | — |
| jsagir/mindrian-os-plugin The AI co-founder that pushes back. Bring a real problem worth solving and it reframes wha | 2 | Claude Code | 4 | 4,849 tok |
| patty-png/claude-code-toolkit-app claudecodestack.com The home for Claude Code. 2,400+ MCPs, skills, subagents, hooks, and plugins — plus course | 2 | Codex, OpenCode | 1 | 74 tok |
| hmaurus/masterclaude Plugin Claude Code para o método PDIR (Planejar, Dividir, Implementar, Revisar) | 2 | Claude Code | 1 | 255 tok |
| comp4020-agentic-coding-studio/core Claude Code plugin marketplace for COMP4020/COMP8020 Agentic Coding Studio students | 2 | Claude Code | 1 | 484 tok |
| fledgeling-co/fledgeling-plugins skills.fledgeling.app SWE Skills from Fledgeling: thirty-six Claude Code plugins for building and shipping softw | 2 | Claude Code | 1 | 3,039 tok |
| devs-30/skill-gate A Claude Code plugin that gates selected skills behind a confirmation prompt. | 2 | Claude Code, Codex, OpenCode | 2 | 521 tok |
| Dbochman/dotfiles macOS dotfiles with extensive Claude Code customization - shell config, git, Homebrew, plu | 2 | Claude Code, Codex, OpenCode | 5 | 818 tok |
| Emasoft/ai-maestro-architect-agent AI Maestro Architect Agent - Design documents, requirements analysis, architecture decisio | 2 | Claude Code | 1 | 947 tok |
| andyrids/icm-spec Claude Code plugin for spec-driven development alongside Interpretable Context Methodology | 2 | Claude Code, Codex, OpenCode | 2 | 833 tok |
| fakebizprez/interview-marketplace Claude Code plugin that interviews developers to generate strategic roadmaps and feature s | 2 | Claude Code | 1 | 332 tok |
| donjo/denoland Claude Code plugin for modern Deno development with Fresh, JSR, and Deno Deploy | 2 | Claude Code | 1 | 869 tok |
| michal-bajer1/shadow Decision Shadow — Claude Code plugin that captures the why behind code changes | 2 | Claude Code | 1 | 818 tok |
| o2alexanderfedin/o2-scalpel LSP-driven semantic refactoring for agentic AI (MCP server + Claude Code plugin) | 2 | Claude Code | 1 | 1,397 tok |
| longkeyy/software-dev-agents Claude Code plugin: 80+ enterprise-grade AI agents for software development lifecycle | 2 | Claude Code | 1 | 484 tok |
| alfredoperez/sdd Spec-Driven Development — a Claude Code plugin for structured AI-assisted development work | 2 | Claude Code | 1 | 2,023 tok |
| hculap/better-code A curated collection of Claude Code plugins for code quality and developer productivity | 2 | Claude Code | 1 | 668 tok |
| Photopeng/TyporAi An AI writing and collaboration plugin for Typora, supporting Claude, Codex, OpenCode, API | 2 | Claude Code, Codex, OpenCode | 2 | 335 tok |
| vstrapasson/rpg-marketplace A Claude Code plugin marketplace to help plan and create RPG campaings | 2 | Claude Code | 1 | 1,964 tok |
| foundinblank/flashy Claude Code plugin that pulses terminal background color on Stop/Notification events | 2 | Claude Code | 1 | 950 tok |
| ahsan0444/jintech-omg-dev Claude Code plugin — OMG SDLC skills, code-review-graph MCP, enforcement hooks | 2 | Claude Code | 1 | 1,419 tok |
| TarrySingh/hulde-review hulde.ai AI-powered code review and visualization — Claude Code plugin by Hulde AI | 2 | Claude Code | 2 | 856 tok |
| STRML/cc-tab-titles Claude Code plugin: auto-sets terminal tab titles to AI-generated session summaries | 2 | Claude Code | 1 | 745 tok |
| cnadiminti/remotion-video-studio Claude Code plugin for creating professional videos with Remotion and multi-provider TTS | 2 | Claude Code | 1 | 2,093 tok |
| AaronGoldsmith/mcp-printable MCP server for AI-driven 3D modeling and print validation (FDM-focused). Agent-agnostic; w | 2 | Claude Code, Codex, OpenCode | 6 | 3,519 tok |
| vhcg77/github-copilot-instructions Advanced hierarchical instruction system for GitHub Copilot - 100% validated for Data Scie | 2 | GitHub Copilot | 1 | 4,815 tok |