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

41 available skills

API Development

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majiayu000

Build REST APIs with proper error handling, status codes, request validation, response formatting, and rate limiting. Apply when creating API routes, handling errors, validating input, or designing API responses.

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Developer

Zod v4

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SlanyCukr

Zod v4 is a TypeScript-first schema declaration and validation library providing static type inference, runtime validation, and exceptional performance.

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Developer

contract-checker

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Nepopams

contract-checker is a skill that validates JSON fixtures against predefined schemas, ensuring data integrity and consistency.

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Developer

skill-genshin-content-adder

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MCZME

skill-genshin-content-adder is a technical skill that automates the process of adding Genshin content through a segmented confirmation mechanism, ensuring high precision in content generation.

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Developer

hs

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frmoretto

Don't let AI destroy your hard work! HardStop is a rock-solid protection for AI-generated commands. Pre-execution safety validation for Claude Code, Claude Cowork. Catches dangerous commands before they run: whether from AI mistakes, hallucinations, prompt injection, or misunderstood instructions. Seatbelts for the agentic AI era.

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Developer