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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

system-architect

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kaenozu

System-architect is a skill that expertise in constructing a system's core architecture, ensuring harmony between functionality, mathematical consistency, and execution performance.

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synapse-a2a

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s-hiraoku

synapse-a2a is an inter-agent communication framework utilizing the Google A2A Protocol for efficient message exchange between agents.

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flutter-development

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ddcq

flutter-development is a skill for creating high-performance, visually stunning mobile applications using Flutter with Dart language.

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better-auth-best-practices

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kousaku-maron

better-auth-best-practices is a TypeScript-first, framework-agnostic auth framework supporting email/password, OAuth, magic links, passkeys, and more via plugins.

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create-slash-commands

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nicanac

create-slash-commands is a skill that enables the creation of effective slash commands for Antigravity, using Markdown and YAML frontmatter for structuring commands.

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github-actions-specialist

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changgenglu

github-actions-specialist is a skill that automates and optimizes GitHub Actions workflow design, ensuring environment consistency and streamlined deployment to GitHub Pages.

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tailwind-setup

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moonLight-7k

tailwind-setup is a configuration setup for using Tailwind CSS v4 with Expo, utilizing react-native-css and NativeWind v5 for universal styling across multiple platforms.

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google-apps-script

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fakebizprez

google-apps-script is a cloud-based JavaScript platform for automating Google Workspace services, including Sheets, Docs, Gmail, Drive, and Calendar.

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comfydl-source-manager

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ShinChven

comfydl-source-manager is a skill that guides the creation and management of default model sources bundled with comfydl, utilizing YAML files and a specific schema for validation.

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flow-builder

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AcidicSoil

flow-builder is a skill that executes implementation work following Flow framework patterns, guiding the build phase from readiness to completion

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qa-engineer

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DmitriyMuliak

qa-engineer is a skill that automates end-to-end and unit testing using Playwright and Vitest/React-testing-library for the z1mak-cv project.

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new-article

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heyhey1007

new-article is a skill that automates the creation of new article files for Zenn and Qiita platforms using a bash script.

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