The official Anthropic skills library — battle-tested markdown workflows for common dev tasks: code review, test generation, documentation, and refactoring.
ComposioHQ's library of Claude Code skills for integrating with external services — pre-built automations for GitHub, Jira, Slack, and 200+ other tools.
composiointegrationsexternal-services
MCP Servers
Context7 MCP
MCP server by Upstash that pulls up-to-date library documentation straight into Claude context — no more hallucinated APIs, always current docs.
docscontextlibraries
Commands
wshobson Commands
wshobson's production slash command library — /analyze, /optimize, /document, /test, /review, and more. Clean, composable commands for everyday engineering.
slash-commandsanalyzeoptimize
Configs
Awesome CLAUDE.md
A curated collection of CLAUDE.md configuration files from real projects — monorepos, SaaS apps, open-source libraries, and enterprise codebases.
awesome-listclaude-mdexamples
Hooks
Claude Code Hooks Collection
karanb192's comprehensive hooks library — pre/post tool hooks for git automation, test runners, linting enforcement, session logging, and notification alerts.
hooksgitlinting
Agents
Agents for Claude Code
lodetomasi's role-based agent library — frontend specialist, backend engineer, database architect, and more. Drop-in agent definitions for common engineering roles.