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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.

2071 available skills

skill-improver

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shakefu

skill-improver is a technical skill that researches current best practices and improves existing Claude skills through analysis and recommendations

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Developer

libraries-dependencies-mastery

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SHAJAR5110

libraries-dependencies-mastery is a skill that provides expertise in modern web development libraries, including Next.js, React, TypeScript, and more, for building scalable and efficient full-stack applications.

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Developer

kanban-management

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forrestthewoods

Kanban-management is a project management approach using a pre-configured board with status columns like Backlog, to track and visualize work progress.

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Developer

organon-tools-developer

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VledicFranco

organon-tools-developer is a Claude skill for agents developing organon-tools, ensuring that the tools follow the methodology specification.

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Developer

component-testing

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PrasadTelasula

Component-testing is a skill that utilizes React Testing Library and Playwright to test React components and pages for functionality and accessibility.

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Developer

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