Agent skills & plugins
Add-ons that teach an existing agent new skills, commands and habits. 63 repos, most starred first.
superpowers
Superpowers is a set of skills and startup instructions that push a coding agent through a fixed workflow: brainstorm, plan, test-first build, review. It installs as a plugin for many agents, including Claude Code, Codex, Cursor and Gemini CLI.
#2mattpocock/skills
Small, editable agent skills for planning, testing and reviewing code with AI
#3ECC
Agents, skills, hooks and memory that add an engineering workflow to coding agents
#4andrej-karpathy-skills
A CLAUDE.md file that tells Claude Code to ask first, keep code small, edit narrowly
#5anthropics/skills
Anthropic's example Agent Skills: folders of instructions Claude loads per task
#6ponytail
A skill that makes AI coding agents write the least code that works
#7gstack
Slash-command skills that give Claude Code roles like reviewer, QA and release engineer
#8addyosmani/agent-skills
A pack of 25 Markdown skills that guide AI coding agents from spec to ship
#9taste-skill
Agent skills that steer AI coding tools toward better layout, type and motion
#10archify
Agent skill that turns a description or a codebase into an interactive HTML diagram
#11impeccable
A design skill for AI coding agents that steers them away from generic frontend looks
#12last30days-skill
Agent skill that searches Reddit, X, YouTube, HN and Polymarket for the last 30 days
#13humanizer
An agent skill that rewrites AI-sounding text so it reads like a person wrote it
#14i-have-adhd
A skill that makes coding agents lead with the next action in short numbered steps
#15marketingskills
Markdown skill files that teach AI coding agents to do marketing work
#16scientific-agent-skills
A library of 177 science skills that teach AI agents to use research tools and databases
#17academic-research-skills
Claude Code skills that guide a paper from research through writing, review and revision
#18financial-services
Claude agents, skills and data connectors for banking, research, PE and fund admin
#19vercel-labs/skills
A command-line tool that installs reusable skill files into your coding agents
#20book-to-skill
Converts technical books and doc folders into agent skills loaded one chapter at a time
#21Anthropic-Cybersecurity-Skills
A library of 800+ security how-to skills that AI coding agents can load and follow
#22codex-plugin-cc
Run Codex code reviews and hand off tasks without leaving Claude Code
#23claude-code-templates
Catalog and installer for Claude Code agents, commands, hooks, MCPs and settings
#24vercel-labs/agent-skills
Installable skills that teach coding agents Vercel's React, UI and deploy practices
#25OfficeCLI
Command-line tool that lets AI agents create and edit Word, Excel and PowerPoint files
#26knowledge-work-plugins
Role-based plugin bundles that give Claude skills, commands and tool links for a job
#27hallmark
A design skill that makes AI coding tools build web pages that don't look generic
#28claude-skills
A library of 380+ reusable skill packs for Claude Code, Codex, Gemini CLI, Cursor and more
#29openai/skills
Deprecated catalog of installable skill folders for OpenAI's Codex coding agent
#30pm-skills
Product management skills and slash commands for Claude Code, Cowork and Codex
#31Claude-Code-Game-Studios
A Claude Code template that splits one session into a studio of game-dev agents
#32compound-engineering-plugin
36 coding-agent skills that plan, build, review and record what you learned
#33watermarks-remover
Agent skill and local Python service that strip AI provenance marks from text and files
#34text-to-cad
Plugin that lets coding agents generate and check 3D CAD models locally
#35claude-video
A skill that turns a video URL or file into frames and a transcript for an agent
#36stop-slop
A skill file that teaches an LLM to strip predictable AI patterns from its writing
#37larksuite/cli
Command-line tool for Lark/Feishu that humans and AI agents can both drive
#38ai-berkshire
Value-investing research skills for Claude Code and Codex, based on four investors
#39cursor/plugins
Official Cursor plugins and the plugin format, from code review to Gmail and Salesforce
#40ian-xiaohei-illustrations
Codex skill that draws white-background, hand-drawn illustrations for Chinese articles
#41improve
Agent skill that audits a codebase and writes plans for cheaper models to carry out
#42evolver
CLI that turns agent logs into auditable prompts built from Genes and Capsules
#43android-reverse-engineering-skill
Claude Code skill that decompiles Android apps and lists the HTTP APIs they call
#44openai/plugins
Example Codex plugins for design, mobile, web and docs tools
#45treg
A registry that lets agents call thousands of paid tools with one token
#46remotion-dev/skills
Agent Skills that teach AI coding agents how to build videos with Remotion
#47humanlayer/skills
Six installable Claude Code skills for explaining code, writing PRs, and tuning agents
#48claude-plugins-community
A read-only list of community plugins you can install into Claude Code or Cowork
#49go-modern-guidelines
Teaches coding agents to write current Go instead of outdated patterns
#50loopy
A catalog of repeatable agent loops, plus an installable skill to find, build and run them
#51newsjack
PR skills for coding agents: find news hooks, pitch reporters, check facts
#52makerskills
21 agent skills for founders: decisions, research, notes, content, and finance
#53postiz-agent
Command-line tool and agent skill for scheduling social posts across 28+ platforms
#54sloptrim
Local scorer that flags AI-writing patterns in prose files an agent saves
#55obsidian-claude-code-mcp
Obsidian plugin that lets Claude Code and Claude Desktop read and edit your vault
#56gtm-cheat-codes
Coding-agent skills for sales, marketing and support teams, with human approval built in
#57sdk
Docs, verified examples and agent skills for calling Zapier's apps from code
#58connectors
Agent-callable tools for Zapier's 9k+ apps, usable as skills, MCP tools, or a CLI
#59EfficientStreet/hindsight
A Claude Code skill that reviews a session and saves only lasting lessons to memory
#60fuck-cancer
An agent skill that builds a plain-English care brief for cancer patients and caregivers
#615-persona-advisory-board
A prompt file that makes an AI interview you, then judge a big decision five ways
#62minto-pyramid-skill
An Agent Skill that restructures your writing so the answer comes first
#63timharris707/skills
A catalog of 23 agent skills that let one session plan, build and review for you