anthropics / claude-plugins-official

Anthropic-managed marketplace directory of curated plugins for Claude Code, split into internal and external plugin folders.

wshobson / agents

A multi-harness collection of plugins, agents, skills, and commands for AI coding tools like Claude Code, Codex CLI, and Cursor.

Nutlope / hallmark

A design skill for Claude Code, Cursor, and Codex that generates UI deliberately avoiding generic AI-generated aesthetics.

rawfilejson / awesome-osint-arsenal

Curated list and one-command installer for 750+ open-source intelligence and security tools across 50 categories.

edoardottt / awesome-hacker-search-engines

A curated Markdown list of search engines for security work, covering servers, vulnerabilities, exploits, leaks, and threat intelligence.

xbtlin / ai-berkshire

A set of Claude Code and Codex skills that run value-investing company research using four investors' methodologies via multi-agent analysis.