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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

session-cleanup

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innoisotechnology

session-cleanup is a skill that automates the archiving of old, low-signal sessions based on user-message count and age, while preserving sessions with meaningful content or metadata.

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Developer

progressive-centralization-starter

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Swader

progressive-centralization-starter is a skill that provides a foundation for initializing and managing projects with web3 and page templates using bun run commands.

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Developer

project-specification-writer

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sinjie2008

project-specification-writer is a skill that produces a comprehensive specification document with sections including architecture and technology choices, data model, and system context diagram.

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Developer

nestjs-repository-pattern

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Just-DX

nestjs-repository-pattern is a set of guidelines for implementing the repository pattern in NestJS applications, focusing on clean architecture and database access with Prisma ORM.

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Developer

server-actions-and-routes

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shoma-endo

Server-actions-and-routes is a technical specification for Next.js server-side communication, outlining rules for using Server Actions and Route Handlers to ensure consistency, security, and development efficiency.

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Developer

achievement-tree-design-system

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rrih

achievement-tree-design-system is a design system that produces custom UIs with a consistent rhythm, using a base spacing unit of 8px and avoiding generic patterns.

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Developer

planning-with-files

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iseepatterns-jz

planning-with-files is a skill that utilizes markdown files for persistent storage, allowing for efficient session catch-up using python scripts.

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Developer

etl-duckdb

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macho715

etl-duckdb is an AI Agent skill that automates Extract, Transform, Load (ETL) workflows using a PowerShell script. It processes data inputs to generate a DuckDB database file and a detailed Markdown report containing metrics like input rows and null cells.

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Developer

event-storming

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j5ik2o

Event-storming is a domain modeling technique that involves identifying and organizing important events in a domain, using a set of rules to ensure consistency and clarity.

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Developer

database-schema-design

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rocket-generator

database-schema-design is a set of rules and guidelines for designing and developing relational database schemas, focusing on PostgreSQL and RDBMS systems.

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Developer

python-code-reviewer

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jorijn

python-code-reviewer is a skill that provides thorough, constructive reviews of Python code, focusing on readability, clarity, and maintainability, and enforcing best practices and idioms.

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Developer

domain-advisor

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Erland366

domain-advisor is a skill that offers expert advice to AI agents, utilizing registry.json for configuration and adapting behavior based on domain specifications.

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Developer