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

Explore an open directory built around AI Agent Skills, with fast ways to find, compare, and install high-quality skills for Claude Code, Cursor, Windsurf, and other IDEs. From workflow automation and document handling to browser actions and data extraction, this page focuses on installable skills with practical delivery paths.

3589 available skills

intl

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jhb-software

Internationalization rules for multi-language websites. Use when working on localized text fields in the CMS, Intl formatting (dates, numbers, currencies, lists) in Astro components, or any locale-aware code.

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Browser

legacy-controller

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ryu-qqq

legacy-controller is a skill that generates Controller + ApiMapper, completing the migration cycle's final stage.

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Design

Project Timeline

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derekcrosslu

Systematic checklist execution (CLI-based) (project)

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Productivity

dart-ci

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dartsim

DART CI/CD troubleshooting - GitHub Actions, cache debugging, platform-specific failures

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Data

ralph2ralph

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eqtylab

P2P chat between Claude Code instances using real-a2a. Use when chatting with other Claudes, joining a P2P room, or communicating agent-to-agent.

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Communication

readiness-report

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AojdevStudio

readiness-report is a skill that assesses a repository's readiness for AI-assisted development across nine technical pillars and five maturity levels.

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Design

read-task

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antorsae

Read and execute task delegated from Claude. Use when user says read task, get task, or pick up claude task.

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Productivity

release-runbook

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nibzard

Release preparation and publish workflow: run tests, bump version, tag, push, and create a GitHub release (and update Homebrew formula if present). Use when asked to cut a release, bump version, create tags, or publish a release.

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Productivity

defense-in-depth

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AlabamaMike

Use when invalid data causes failures deep in execution, requiring validation at multiple system layers - validates at every layer data passes through to make bugs structurally impossible

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Data

port

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nehemiaharchives

Port a class/interface from java lucene into platform agnostic kotlin common lucene-kmp codebase

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Data

agentstack-server-debugging

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i-am-bee

Instructions for debugging agentstack-server during development

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DevOps & Cloud

julia-style

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cjprybol

Julia coding style and import rules for Mycelia package

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Design