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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.

3407 available skills

3-identifying-architecture

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bitovi

3-identifying-architecture is a code analysis skill that reviews tech stacks and categorized files to understand codebase structure and major concerns.

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Developer

React-Query

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endriwmsi

React-Query is a library for managing asynchronous data in React applications, providing features like automatic cache synchronization and feedback visualizations.

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Developer

worktree_pr

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vig-os

worktree_pr is a skill that automates the creation of pull requests using FAIR data on HDF5, following a self-describing data format for scientific data products.

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Developer

simcity-start-game

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grgrwlkr

simcity-start-game is a skill that automates the startup of SimCity games, utilizing commands like pgrep, cargo run, and bash scripts to manage game instances.

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Developer

components-guide

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tradewinds-center

components-guide is a skill that enables developers to create self-contained mini-backends, bundling database schema, functions, and data with clear API boundaries.

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tmux

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wogsland

tmux is a terminal multiplexer that enables multiple windows and sessions to run in the background, allowing for efficient process management.

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visualization

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T-Klug

Visualization is a skill that generates interactive charts and graphs using technologies like pyecharts and Apache ECharts, enabling developers to create informative and engaging data visualizations.

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explore

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dzhechko

Explore is an AI agent skill that utilizes adaptive task clarification to transform vague requests into actionable task specifications through systematic Socratic questioning.

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performance-diff

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Hopin-inc

performance-diff is a skill that compares the performance of code changes, providing insights into benchmark results, query counts, and response times to detect regressions.

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Developer

upload-prepare

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smoreg

upload-prepare is a skill that prepares and validates everything for YouTube upload, creating a comprehensive checklist for user verification.

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Developer

nextjs-app-router

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LimaTechnologies

nextjs-app-router is a skill that provides expert guidance on using Next.js 15 App Router for building modern web applications with server and client components.

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Developer

watcher-management

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maneeshanif

Watcher-management is a skill that oversees the watcher processes, feeding data into the Obsidian vault from various sources like Gmail API and WhatsApp Web.

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Developer