Killer-Skills – Open-source AI agent skills marketplace

Summary: Killer-Skills aggregates 600+ official open-source AI agent skills from 20+ providers, supporting Claude, Cursor, and Windsurf agents. It offers multi-language support, quality scoring, and agent compatibility analysis for streamlined skill installation via CLI.

What it does

It provides a marketplace to browse and install AI agent skills across multiple categories using a single CLI command, with SEO-optimized pages and multi-language support.

Who it's for

Developers and users seeking curated, official AI agent skills for Claude, Cursor, and Windsurf platforms.

Why it matters

It centralizes diverse AI agent skills, simplifying discovery and integration to enhance agent capabilities efficiently.