Skills, Plugins & Mods

An agentic skills framework and software methodology that works.

• Claude Code
• Codex
• Cursor
• opencode
• Gemini CLI
• MIT

Small, composable agent skills for real engineering work.

• Claude Code
• Codex
• Copilot
• MIT

Agent harness performance optimization system: skills, instincts, memory and security for coding agents.

• Claude Code
• Codex
• Cursor
• opencode
• Gemini CLI
• +1 more
• MIT

One CLAUDE.md that fixes common LLM coding pitfalls, based on Karpathy's notes.

• Claude Code
• Cursor
• License: see repo

The official Agent Skills repository.

• Claude Code
• Any agent
• Custom (Anthropic terms)

A minimalism skill: your agent thinks like the laziest senior dev in the room.

• Claude Code
• Codex
• Cursor
• opencode
• Copilot
• +3 more
• MIT

Desktop manager for providers, MCP servers, skills and prompts across Claude Code, Codex, OpenClaw, Hermes and more.

• Claude Code
• Codex
• Gemini CLI
• opencode
• OpenClaw
• +2 more
• MIT

GitHub's toolkit for spec-driven development with coding agents.

• Copilot
• Any agent
• MIT

Design intelligence for building professional UI/UX across platforms.

• Claude Code
• Cursor
• Windsurf
• Codex
• Gemini CLI
• +5 more
• MIT

A /graphify skill that turns a codebase, docs and schemas into a queryable knowledge graph.

• Claude Code
• Codex
• Cursor
• Gemini CLI
• opencode
• +6 more
• Apache-2.0

Garry Tan's Claude Code skill stack.

• Claude Code
• MIT

A token-saving skill plus proxy that makes coding agents talk tersely.

• Claude Code
• Codex
• Gemini CLI
• opencode
• Copilot
• +4 more
• Apache-2.0

Production-grade engineering skills for 70+ coding agents.

• Claude Code
• Cursor
• Copilot
• Any agent
• MIT

Skills that give coding agents design taste: art direction, reference images, browser checks.

• Claude Code
• Codex
• Any agent
• MIT

Persistent context across sessions for every agent.

• Claude Code
• Codex
• OpenClaw
• Gemini CLI
• Copilot
• Apache-2.0

A design vocabulary for coding agents: polish, bolder, critique, audit.

• Claude Code
• Cursor
• Codex
• opencode
• Copilot
• +4 more
• Apache-2.0

An agent skill that turns ideas, plans or codebases into interactive diagrams.

• Claude Code
• Codex
• Cursor
• opencode
• Hermes
• +1 more
• Apache-2.0

Lightweight spec-driven development (SDD) framework for AI coding assistants.

• Claude Code
• Cursor
• Copilot
• Codex
• MIT

Multi-model coding agent harness with graph-style 'ultracode' workflows and memory.

• Pi
• Sustainable Use License (SUL-1.0)

Researches the last 30 days of any topic across Reddit, X, YouTube, HN and Polymarket.

• Claude Code
• Codex
• OpenClaw
• Cursor
• Hermes
• +3 more
• MIT

An agent skill that strips signs of AI-generated writing from text.

• Claude Code
• Codex
• Any agent
• MIT

Marketing skills for agents: CRO, copywriting, SEO, analytics, growth.

• Claude Code
• Codex
• Cursor
• Any agent
• MIT

Proxy that exposes CLI coding-agent subscriptions as OpenAI/Gemini/Claude-compatible APIs.

• Claude Code
• Codex
• MIT

A big library of science skills that turns an agent into an AI scientist.

• Claude Code
• Codex
• Cursor
• Gemini CLI
• Antigravity
• +2 more
• MIT

Cloudflare's skill for multi-phase security audits with independently verified findings.

• Claude Code
• Codex
• Any agent
• MIT

Skills that teach agents the Obsidian CLI, Markdown, Bases and JSON Canvas.

• Claude Code
• Codex
• opencode
• Any agent
• MIT

2,750+ agent skills plus a local control plane for finding and installing them.

• Claude Code
• Codex
• Gemini CLI
• Any agent
• MIT

Official, Anthropic-managed directory of Claude Code plugins

• Claude Code
• Apache-2.0

Multi-harness plugin marketplace of agents, skills and commands for AI coding tools.

• Claude Code
• Codex
• Cursor
• opencode
• Antigravity
• +2 more
• MIT

Anthropic's official financial-services plugin marketplace.

• Claude Code
• Apache-2.0

Community instructions, agents, skills and configurations for GitHub Copilot

• Copilot
• MIT

Teams-first multi-agent orchestration layer for Claude Code.

• Claude Code
• MIT

A local model gateway and control plane for coding agents.

• Claude Code
• Codex
• opencode
• Pi
• MIT

The CLI for the open agent-skills ecosystem, with discovery at skills.sh.

• Claude Code
• Codex
• Cursor
• opencode
• Any agent
• MIT

Turns how a person thinks into a reusable agent skill.

• Claude Code
• Any agent
• MIT

Use Codex from Claude Code to review code or delegate tasks

• Claude Code
• Codex
• Apache-2.0

Anthropic's official plugins for knowledge workers.

• Claude Code
• Apache-2.0

A workflow layer that adds hooks, teams and state to Codex CLI.

• Codex
• MIT

Vercel's official collection of agent skills.

• Claude Code
• Codex
• Cursor
• Any agent
• License: see repo

CLI tool for configuring and monitoring Claude Code

• Claude Code
• MIT

MCP server that keeps raw tool output out of the context window and preserves session state across compaction.

• Claude Code
• Any agent
• Elastic-2.0

A router that connects Claude Code, Codex, Cursor, Cline and Copilot to 40+ alternative model providers.

• Claude Code
• Codex
• Cursor
• Cline
• Copilot
• +1 more
• MIT

Persistent, searchable memory shared across coding agents and sessions.

• Claude Code
• Copilot
• Cursor
• Gemini CLI
• Codex
• +4 more
• Apache-2.0

Claude Code plugin that shows what's happening in a session

• Claude Code
• MIT

380+ Claude Code skills, plugins, agents and commands in one pack.

• Claude Code
• Codex
• Gemini CLI
• Cursor
• Windsurf
• +5 more
• MIT

Kanban board for planning, running and reviewing parallel coding agents.

• Claude Code
• Codex
• Apache-2.0

Official Skills catalog for Codex

• Codex
• Any agent
• License: see repo

Persistent file-based planning for AI coding agents and long-running tasks

• Claude Code
• Codex
• Cursor
• opencode
• Any agent
• MIT

Content-creation and productivity skills

• Claude Code
• Codex
• Any agent
• MIT

The open format for packaging reusable agent skills as SKILL.md folders.

• Any agent
• Apache-2.0

100+ specialized Claude Code subagents

• Claude Code
• MIT

Every's skills plugin for a brainstorm-plan-build-review-learn loop.

• Claude Code
• Cursor
• Codex
• MIT

A configuration framework that adds commands, agents and modes to Claude Code.

• Claude Code
• MIT

Autonomous AI agent loop that runs until all PRD items are complete

• Amp
• Claude Code
• MIT

Google's official agent skills for its products and technologies.

• Gemini CLI
• Antigravity
• Claude Code
• Codex
• Any agent
• Apache-2.0

Lets Claude Code, Codex or Cursor drive your real, logged-in Chrome over CDP.

• Claude Code
• Codex
• Cursor
• MIT

A universal provider proxy that runs any LLM inside OpenAI Codex and Claude Code.

• Codex
• Claude Code
• MIT

Turns documentation sites, GitHub repos and PDFs into agent skills.

• Claude Code
• Cursor
• Windsurf
• Cline
• opencode
• +1 more
• MIT

Catches the bad React code your agent writes.

• Claude Code
• Codex
• Cursor
• Any agent
• License: see repo

Cursor's plugin specification and official plugins.

• Cursor
• License: see repo

A web and mobile UI for running Claude Code, Codex, Cursor CLI and OpenCode sessions.

• Claude Code
• Codex
• Cursor
• opencode
• AGPL-3.0

Highly customizable statusline for Claude Code CLI

• Claude Code
• MIT

Self-hosted relay unifying Claude, OpenAI, Gemini and Droid subscriptions for native CLIs.

• Claude Code
• Codex
• Gemini CLI
• MIT

67 specialised full-stack developer skills for Claude Code.

• Claude Code
• MIT

Give your agents the power of the Hugging Face ecosystem

• Claude Code
• Codex
• Gemini CLI
• Cursor
• Any agent
• Apache-2.0

Meta-prompting, context-engineering and spec-driven development loop for AI coding agents.

• Claude Code
• opencode
• Codex
• Copilot
• Cursor
• +2 more
• MIT

Use Antigravity models in OpenCode via OAuth

• opencode
• MIT

A self-learning skill layer for Claude Code that distills skills from your sessions.

• Claude Code
• MIT

Skills for design engineers

• Claude Code
• Codex
• Cursor
• Any agent
• MIT

Claude Code infrastructure with skill auto-activation hooks

• Claude Code
• MIT

Official Android agent skills, installed with the Android CLI.

• Gemini CLI
• Antigravity
• Claude Code
• Codex
• Any agent
• Apache-2.0

A lean multi-agent suite for OpenCode that mixes models and delegates tasks automatically.

• opencode
• MIT

Visual plan and diff review for coding agents

• Claude Code
• Codex
• opencode
• Droid
• Copilot
• +1 more
• Apache-2.0

Autonomous Ralph development loop for Claude Code with exit detection.

• Claude Code
• MIT

Skill and plugin registry for OpenClaw

• OpenClaw
• MIT

A meta-skill that designs domain-specific agent teams and writes their skills.

• Claude Code
• Apache-2.0

A terminal app for running multiple coding agents in isolated git workspaces.

• Claude Code
• Codex
• Gemini CLI
• Aider
• AGPL-3.0

Agent Skills for the Stitch MCP server

• Claude Code
• Gemini CLI
• Cursor
• Antigravity
• Any agent
• Apache-2.0

Spec-driven project-management agent skill using GitHub Issues and git worktrees for parallel agents.

• Claude Code
• Codex
• opencode
• Cursor
• Amp
• MIT

Configures the coding agents you already use with shared memory, curated skills, MCP servers and personas.

• Claude Code
• Cursor
• opencode
• Codex
• Pi
• MIT

Security research, vulnerability detection and audit skills

• Claude Code
• Codex
• Any agent
• CC-BY-SA-4.0

Lossless, decision-based context compaction for Claude Code

• Claude Code
• MIT

OpenAI's official plugin collection for Codex.

• Codex
• License: see repo

Familiar engineering habits packaged as agent skills.

• Claude Code
• Codex
• Cursor
• Antigravity
• Any agent
• MIT

Secure, validated skill registry for coding agents

• Claude Code
• Cursor
• Copilot
• Antigravity
• Windsurf
• +1 more
• License: see repo

Observability and policy enforcement across 12 agent harnesses.

• Claude Code
• Codex
• Hermes
• OpenClaw
• MIT

A Claude Skill for browser use

• Claude Code
• MIT

A pack of 175+ specialised Codex subagent definitions across 13 categories.

• Codex
• MIT

An 'Agent OS' that wraps coding agents in a staged, self-improving loop gated by interviews.

• Claude Code
• Codex
• Gemini CLI
• opencode
• Copilot
• +1 more
• MIT

A fast Rust safety hook that blocks destructive shell, git and filesystem commands before agents run them.

• Claude Code
• Codex
• Gemini CLI
• Copilot
• Cursor
• MIT

Google's CLI that layers agent skills on your existing assistant.

• Any agent
• Apache-2.0

Zero-Config Code Flow for Claude Code and Codex

• Claude Code
• Codex
• MIT

Complete Claude Code project configuration example

• Claude Code
• License: see repo

Anthony Fu's curated agent skills

• Claude Code
• Codex
• Cursor
• Any agent
• MIT

Official Remotion Agent Skills

• Claude Code
• Codex
• Cursor
• Any agent
• License: see repo

Skills for AI coding agents working in .NET and C#

• Claude Code
• Codex
• Copilot
• Any agent
• MIT

Evolutionary self-improvement for Hermes Agent's skills, prompts and code.

• Hermes
• License: see repo

Codebase standards and spec shaping for spec-driven agent development.

• Claude Code
• Cursor
• Antigravity
• MIT

Run coding agents remotely from any device

• Codex
• Claude Code
• Pi
• opencode
• Kimi Code
• +1 more
• AGPL-3.0

Self-hosted enterprise registry for publishing and governing agent skills.

• Any agent
• Apache-2.0

Google's skills for designing and reviewing software with agents

• Any agent
• Apache-2.0

Warcraft-style voice notifications for agents

• Claude Code
• Codex
• Any agent
• MIT

A plan-first workflow layer with approval-based execution for OpenCode.

• opencode
• MIT

Anthropic's community plugin marketplace

• Claude Code
• Apache-2.0

Versioned Codex instruction deployment

• Codex
• MIT

An operating layer for Hermes Agent that picks a skill and model for each lane and runs the work in parallel.

• Hermes
• MIT

Dynamic context pruning for OpenCode

• opencode
• AGPL-3.0

Skills for the Gemini API and SDKs

• Gemini CLI
• Claude Code
• Any agent
• Apache-2.0

Runs several AI models on the same task from Claude Code and shows where they disagree.

• Claude Code
• MIT

Microsoft's Agent Package Manager for installing and versioning agent skills, prompts and plugins.

• Claude Code
• Codex
• Copilot
• Any agent
• MIT

Async subagent delegation for Pi

• Pi
• MIT

Codex skills for iOS/Swift work

• Codex
• Claude Code
• MIT

Community plugin registry for Cursor.

• Cursor
• License: see repo

Master Claude Code Hooks

• Claude Code
• License: see repo

Context management for Claude Code

• Claude Code
• MIT

Spec-driven development plugin for coding agents

• Gemini CLI
• Antigravity
• Claude Code
• Apache-2.0

Run Claude Code on OpenAI and other models.

• Claude Code
• License: see repo

Turn approved specs into long-running autonomous implementation

• Claude Code
• Codex
• Cursor
• Copilot
• Windsurf
• +3 more
• MIT

Official agent skills for web access

• Claude Code
• Any agent
• License: see repo

Agent skills for Expo and EAS

• Claude Code
• Codex
• Cursor
• Any agent
• MIT

Hub for Claude skills, agents, commands, hooks and plugins.

• Claude Code
• OpenClaw
• MIT

Rust statusline for Claude Code

• Claude Code
• License: see repo

API proxy for Claude Code and Codex with load balancing, users and usage stats.

• Claude Code
• Codex
• MIT

Playwright automation for coding agents

• Claude Code
• Any agent
• MIT

Agent skills for Vue 3 development

• Claude Code
• Codex
• Cursor
• Any agent
• MIT

Teach agents to build on Cloudflare

• Claude Code
• Codex
• Cursor
• Any agent
• Apache-2.0

Microsoft's skills, MCP servers, custom agents and AGENTS.md files for its SDKs.

• Copilot
• Claude Code
• Codex
• opencode
• Any agent
• MIT

Lighthouse and Core Web Vitals skills by Addy Osmani

• Claude Code
• Any agent
• MIT

Apply the same rules to every coding agent.

• Claude Code
• Codex
• Cursor
• Gemini CLI
• opencode
• +1 more
• MIT

Agent Skills for building with Supabase

• Claude Code
• Codex
• Cursor
• Any agent
• MIT

Self-correcting memory and workflow layer for Claude Code

• Claude Code
• License: see repo

Switch Claude Code between Claude accounts, Gemini, Copilot and OpenRouter.

• Claude Code
• MIT

Model-agnostic skills platform with adapters for each harness.

• Claude Code
• Codex
• Any agent
• MIT

Sync skills, agents, MCP servers and plugins to every AI CLI tool with one command

• Claude Code
• Codex
• opencode
• Cursor
• Gemini CLI
• MIT

Unified Markdown + Milvus memory for agents

• Claude Code
• Codex
• opencode
• OpenClaw
• Pi
• MIT

Proxy from Claude Code to any OpenAI-compatible API.

• Claude Code
• MIT

Multi-agent orchestration workflow across Claude Code, Codex, Gemini and OpenCode.

• Claude Code
• Codex
• Gemini CLI
• opencode
• AGPL-3.0

Starter Claude Code config with a CLAUDE.md memory bank

• Claude Code
• MIT

Curated collection of packaged skills for coding agents.

• Claude Code
• Codex
• Any agent
• MIT

Customise Claude Code's system prompts, toolsets, themes and UI.

• Claude Code
• MIT

Apify skills for scraping and automation

• Claude Code
• Codex
• Any agent
• License: see repo

Automated TDD enforcement for Claude Code

• Claude Code
• MIT

Use a ChatGPT Plus/Pro subscription inside OpenCode.

• opencode
• License: see repo

A local API bridge that lets Pi, OpenCode and other clients use Claude and Antigravity subscriptions.

• Pi
• opencode
• Any agent
• License: see repo

Trail of Bits' opinionated Claude Code defaults

• Claude Code
• License: see repo

Productivity tools and hooks for Claude Code, Codex CLI and similar CLI agents.

• Claude Code
• Codex
• MIT

Engineering memory plugin for coding agents

• Cursor
• Codex
• opencode
• Claude Code
• Pi
• MIT

A UserPromptSubmit hook that rewrites vague prompts into precise ones.

• Claude Code
• MIT

Run coding agents in a Ralph loop

• opencode
• Claude Code
• Codex
• Copilot
• MIT

Postgres skills and docs for AI coding tools

• Claude Code
• Any agent
• Apache-2.0

Blocks destructive git and filesystem commands before they run.

• Claude Code
• Codex
• opencode
• Cursor
• Copilot
• +4 more
• MIT

Local vector-DB memory for OpenCode

• opencode
• MIT

Hand-crafted skills for higher-quality agent results

• Claude Code
• opencode
• Cursor
• Antigravity
• Gemini CLI
• GPL-3.0

Astra or Sol orchestrates, Luna runs subagents in Codex.

• Codex
• Apache-2.0

Official Unreal Engine skills for Claude Code

• Claude Code
• MIT

Spec-driven development with organizational governance for AI coding agents.

• Claude Code
• Codex
• Cursor
• Gemini CLI
• opencode
• MIT

React Native skills for AI coding assistants

• Claude Code
• Codex
• Cursor
• Any agent
• MIT

Curated Claude Code skills, subagents and config templates

• Claude Code
• MIT

Persistent memory for OpenCode via Supermemory

• opencode
• License: see repo

Generate and sync rules, commands, subagents and MCP config across coding agents.

• Claude Code
• Codex
• Cursor
• Gemini CLI
• opencode
• +1 more
• MIT

Real-time monitoring of Claude Code agents built on hook events.

• Claude Code
• License: see repo

Opinionated discuss-then-implement workflow for Claude Code

• Claude Code
• MIT

Claude Code marketplace of production-ready skills.

• Claude Code
• MIT

A universal Claude Code workflow plugin bundling agents, skills, hooks and commands.

• Claude Code
• MIT

Installable Claude Code workflow with tiered context docs

• Claude Code
• MIT

Claude Code-style subagents and parallel workflow orchestration for the Pi agent.

• Pi
• MIT

Agent skills and specialist teams for Claude Code, Codex, Cursor and other coding agents.

• Claude Code
• Codex
• Cursor
• MIT

Structured slash commands for Claude Code

• Claude Code
• License: see repo

Meta-prompting, context engineering and spec-driven system for long autonomous runs.

• Pi
• Claude Code
• MIT

Official LangChain/LangGraph skills

• Claude Code
• Codex
• Any agent
• MIT

Curated Claude Code plugin marketplace

• Claude Code
• MIT

Coding Agent Session Manager for Claude Code / Gemini CLI / Codex CLI / Cursor Agent / Copilot CLI / Cline CLI / OpenCode / Kimi CLI

• Claude Code
• Gemini CLI
• Codex
• Cursor
• Copilot
• +2 more
• MIT

SPEC-driven plan/run/sync kit with quality gates for Claude Code.

• Claude Code
• Apache-2.0

Battle-tested Claude Code, Codex and Cursor configs

• Claude Code
• Codex
• Cursor
• Apache-2.0

Vim-style powerline statusline for Claude Code

• Claude Code
• MIT

Settings, commands, roles and hooks for Claude Code

• Claude Code
• License: see repo

Agent Skills used by the Sentry team

• Claude Code
• Any agent
• Apache-2.0

Quota and token usage for OpenCode

• opencode
• MIT

Claude Code proxy with multi-account load balancing and usage dashboard.

• Claude Code
• MIT

A curated marketplace of SKILL.md skills that works across Claude Code, Codex and other agents.

• Claude Code
• Codex
• opencode
• Cursor
• Any agent
• Apache-2.0

A bundle of 24 plugins, 49 agents and 44 skills that automates the non-coding parts of development.

• Claude Code
• opencode
• Codex
• Cursor
• Kiro
• MIT

Vercel's official Next.js agent skills.

• Claude Code
• Codex
• Cursor
• Any agent
• License: see repo

OpenCode extension manager with portable, isolated config profiles.

• opencode
• MIT

Official AWS plugins for architecting, deploying and running AWS workloads.

• Claude Code
• Codex
• Cursor
• Apache-2.0

An operating layer for Claude Code and Codex with persistent memory, intent routing, safety hooks and agent fleets.

• Claude Code
• Codex
• MIT

Run 20+ Claude Code agents in parallel

• Claude Code
• NOASSERTION

Ask several AI coding agents the same question and compare their answers side by side

• Claude Code
• MIT

Agent skills and Claude Code plugins for HashiCorp products

• Claude Code
• Any agent
• MPL-2.0

Opinionated workflow layer for building and shipping apps with Hermes Agent.

• Hermes
• License: see repo

An 'oh-my-zsh for Claude Code' with 16 agents, 35 commands, 32 skills and 21 safety hooks.

• Claude Code
• MIT

Desktop notifications for OpenCode

• opencode
• MIT

Self-hosted mission control for coding agents

• Claude Code
• opencode
• Pi
• Codex
• Antigravity
• +1 more
• MIT

Google's Gemini CLI extension that finds vulnerabilities in code changes.

• Gemini CLI
• Apache-2.0

A toolkit of custom commands, hooks and utilities for Claude Code.

• Claude Code
• MIT

Community marketplace for Claude Code plugins.

• Claude Code
• License: see repo

One-command model and provider switcher for Claude Code.

• Claude Code
• MIT

Access to Google Workspace from Gemini CLI.

• Gemini CLI
• Apache-2.0

Statusline generator for Claude Code showing model, cost, context and git info.

• Claude Code
• MIT

Anthropic's official Life Sciences plugin marketplace for Claude Code.

• Claude Code
• License: see repo

Official Elastic skills for coding agents.

• Claude Code
• Any agent
• Apache-2.0

Context-engineered subagent collective with hub-and-spoke orchestration for Claude Code.

• Claude Code
• MIT

Searchable memory of past conversations for Claude Code.

• Claude Code
• MIT

Multi-agent orchestration with 39 specialists for Gemini CLI, Claude Code, Codex and Qwen Code.

• Gemini CLI
• Claude Code
• Codex
• Qwen Code
• Apache-2.0

Modular Claude Code statusline with layouts, themes and cost/MCP monitoring.

• Claude Code
• MIT

Official GitHub Copilot plugins: MCP servers, skills and hooks.

• Copilot
• MIT

Vercel's official plugin: knowledge graph, skills and agents.

• Claude Code
• Codex
• Cursor
• License: see repo

Policy enforcement layer for AI coding agents

• Any agent
• Apache-2.0

Multi-model consensus code, plan and general review for Claude Code and Codex

• Claude Code
• Codex
• MIT

Seven parallel reviewers on one diff, synthesized into a verified report

• Claude Code
• MIT