official

Browse and install thousands of AI Agent skills in the Killer-Skills directory. Supports Claude Code, Windsurf, Cursor, and more.

This directory brings installable AI Agent skills into one place so you can filter by search, category, topic, and official source, then install them directly into Claude Code, Cursor, Windsurf, and other supported environments.

54 available skills

priority-tracking

Logo of wgutmann
wgutmann

The official SimHub plugin for SimSteward.com - incident detection and protest automation for iRacing. Spend more time racing, less time clipping.

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Developer

enhance-prompt

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ksolomon68

enhance-prompt is a skill that optimizes prompts for Stitch, a UI generation tool, to produce better results by following the Stitch Effective Prompting Guide.

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Developer

api-doc-lookup

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andrueandersoncs

api-doc-lookup is a skill that uses WebFetch to retrieve API documentation from the Effect-TS documentation site at https://effect-ts.github.io/effect/

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Developer

verify-npc-data

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peppone-choi

verify-npc-data is a skill that validates NPC data by checking 5-stat completion, comparing with official Three Kingdoms 14 data, and identifying missing characters.

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Developer

three-best-practices

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rickyraz

three-best-practices is an AI agent skill containing a comprehensive performance optimization guide for Three.js. It provides over 100 rules across 17 categories, based on official guidelines from the Three.js `llms` branch maintained by mrdoob.

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Developer

ops-brand-guidelines

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OPS-PIvers

ops-brand-guidelines is a set of official brand styling guidelines for creating consistent, professional materials that match the Orono Technology visual identity.

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Developer