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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

ideate

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rakheen-dama

ideate is a product ideation skill that provides expertise in practice-management and client-services SaaS, including tools like Harvest, Teamwork, and Accelo.

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Developer

phaser-gamedev

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chongdashu

phaser-gamedev is a skill for building fast, polished 2D browser games using Phaser 3's scene-based architecture and physics systems, focusing on dynamic systems and entity interactions.

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0
Developer

gameplay-integrator

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aztr0nutzs

gameplay-integrator is a skill that enables the integration or refactoring of gameplay modes without compromising existing modes or performance

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0
Developer

nuqs

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not-ani

nuqs is a library for type-safe URL query state management in Next.js applications. It provides a set of best practices and rules for implementing, configuring, and optimizing search parameters, including integration with Server Components and parser configuration.

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0
Developer

agent-domain

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pliniou

agent-domain is a skill that focuses on the domain layer of an application, responsible for core business logic and rules, ensuring portability, testability, and stability.

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Developer

emilkowal-animations

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Acadbek

emilkowal-animations is a set of best practices for web interface animations, based on Emil Kowalski's teachings and open-source libraries like Sonner and Vaul.

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0
Developer

pro

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kdv1995

pro is a skill that specializes in TypeScript, React Native, Expo, and Mobile UI development, focusing on functional and declarative programming patterns.

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Developer

librarian-vault-manager

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jabez007

librarian-vault-manager is a compounding knowledge system that combines structural organization with emergent meaning, augmented by AI librarian agents for maintenance

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Developer

bd-skill-reviewing

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bitsydarel

bd-skill-reviewing is a skill that provides a systematic framework for evaluating and improving agent skills based on four dimensions: correctness, clarity, effectiveness, and maintainability.

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0
Developer

vitest

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DanielShuguang

Vitest is a next-generation testing framework powered by Vite, offering native ESM, TypeScript, and JSX support out of the box.

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Developer

sysop-kernel

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ledzepp1109

sysop-kernel is a technical framework that follows a plan-first approach, utilizing worktrees per task for parallel execution and requiring verification for auditable notes.

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Developer

workflow/respond-to-approval

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venikman

workflow/respond-to-approval is a skill that records an approval decision linked to a prior approval request for auditability and gating purposes.

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Developer