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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.

3134 available skills

bmad-agent-cis-storyteller

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ebarronh

bmad-agent-cis-storyteller is a specialized AI agent skill that requires strict adherence to activation instructions and persona embodiment

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Developer

bmad-cis-design-thinking

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ever-sync

bmad-cis-design-thinking is a skill that facilitates workflow configuration and execution for AI agents using workflow.xml and workflow.yaml files.

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Developer

Attachments UI

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AILouis

Attachments UI is a web application feature that handles record attachments with visual cues, interaction, and progress tracking for improved user experience.

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Developer

Schedule Performance Optimization

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RMF112018

Schedule Performance Optimization is a skill that applies specific protocols to optimize large schedule performance, including virtualizing surfaces and measuring performance with Profiler and bundle analyzer.

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Developer

af-playwright-e2e

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GainInsightDev

af-playwright-e2e is a monorepo for end-to-end testing of GainInsight websites, utilizing Astro and Sanity CMS for efficient testing and development.

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Developer

c4-modeling

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Tirael

c4-modeling is a system modeling technique for clarifying context and boundaries, designing containers and connections, and detailing component levels

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Developer

ws-protocol

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tmdry4530

ws-protocol is a technical specification outlining the protocol version, message envelope, and idempotency keys for action submission, ensuring reliable and secure communication between AI agents and WebSocket servers.

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Developer

openapi-lint-bundle

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zami-t

openapi-lint-bundle is a skill that validates and bundles OpenAPI specifications, ensuring error-free specs and generating a single file for distribution.

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Developer

publish

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pyronaur

Publish is a skill that automates the end-to-end process of preparing a repository for npm publish, including preflight checks, linting, and testing.

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Developer

project-phase-planner

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gw-ai-security

project-phase-planner is a skill that automates the creation and updating of phase-based project plans, incorporating roles, tasks, artifacts, and completion criteria.

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Developer

tauri-release

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kousaku-maron

tauri-release is a skill that automates the release of desktop applications, handling version management and tagging.

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Developer

Code Quality & Testing

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ghirschhorn987

Code Quality & Testing is a skill that automates code quality checks and testing using npm commands to ensure high test coverage and resolve styling errors

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Developer