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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

performance-auditor

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elsolal

performance-auditor is a skill that analyzes application performance, identifying areas for optimization in frameworks and bundle analyzers.

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Developer

asset-bundles

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juanlamadrid20

asset-bundles is a Databricks Asset Bundle (DAB) writer that facilitates multi-environment deployment through a structured project layout and configuration files like databricks.yml and resource definitions.

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Developer

html-tools

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rohunvora

html-tools is a technique for building single-file applications that deliver useful functionality without requiring build steps, frameworks, or servers.

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Developer

parse-package-json

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maslennikov-ig

parse-package-json is a skill that extracts structured data from package.json files for version management, dependency auditing, and metadata retrieval.

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Developer

speclet-council

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danielcastro-dev

speclet-council is a skill that automates council reviews over drafts, specs, or tickets, emitting audit artifacts and providing feedback through thematic clustering.

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Developer

gh-fix-ci

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akiojin

gh-fix-ci is a skill that automates GitHub CI fixes by inspecting PRs for issues and proposing a fix plan using the gh command.

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Developer

bird

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ncolex

bird is a fast X/Twitter command-line interface (CLI) that utilizes GraphQL and cookie-based authentication for interacting with Twitter APIs.

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Developer

mcp-cloudflare

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Heyvhuang

mcp-cloudflare is a skill that allows interaction with Cloudflare services via MCP, facilitating file-based pipeline management and workflow integration.

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Developer

user-defined-command

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googlicius

User-defined-command is a skill that allows developers to create custom YAML-based command definitions stored as markdown files in the Steward/Commands folder.

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Developer

review-prompt

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rshankras

review-prompt is a skill that generates smart App Store review prompting with configurable trigger conditions, platform detection, and proper timing logic.

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Developer

harness-ci

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markus41

harness-ci is a continuous integration skill for container-native builds, offering test intelligence, caching, and build infrastructure management for efficient development workflows.

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Developer

planning

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miethe

Planning is a skill that generates and optimizes Product Requirements Documents and Implementation Plans as AI artifacts, using file-based context caches.

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Developer