Browse and Install AI Agent Skills

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.

207 available skills

widget-generator

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f

f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

149.6k
0
AI

component-refactoring

[ Featured ]
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langgenius

Refactor high-complexity React components in Dify frontend. Use when `pnpm analyze-component --json` shows complexity > 50 or lineCount > 300, when the user asks for code splitting, hook extraction, o

135.1k
0
AI

frontend-testing

[ Featured ]
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langgenius

Generate Vitest + React Testing Library tests for Dify frontend components, hooks, and utilities. Triggers on testing, spec files, coverage, Vitest, RTL, unit tests, integration tests, or write/review test requests.

135.1k
0
AI

frontend-query-mutation

[ Featured ]
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langgenius

frontend-query-mutation is a Dify frontend skill for implementing contract-first query and mutation patterns with TanStack Query and oRPC.

135.1k
0
AI

backend-code-review

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langgenius

Review backend code for quality, security, maintainability, and best practices based on established checklist rules. Use when the user requests a review, analysis, or improvement of backend files (e.g., `.py`) under the `api/` directory. Do NOT use for frontend files (e.g., `.tsx`, `.ts`, `.js`). Supports pending-change review, code snippets review, and file-focused review.

131.2k
0
AI

orpc-contract-first

[ Featured ]
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langgenius

Guide for implementing oRPC contract-first API patterns in Dify frontend. Trigger when creating or updating contracts in web/contract, wiring router composition, integrating TanStack Query with typed contracts, migrating legacy service calls to oRPC, or deciding whether to call queryOptions directly vs extracting a helper or use-* hook in web/service.

131.2k
0
AI

frontend-code-review

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langgenius

Trigger when the user requests a review of frontend files (e.g., `.tsx`, `.ts`, `.js`). Support both pending-change reviews and focused file reviews while applying the checklist rules.

131.2k
0
AI

prompt-optimizer

[ Featured ]
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affaan-m

prompt-optimizer is a specialized AI agent skill that optimizes draft prompts for Claude Code, ensuring efficient and effective coding workflows.

116.8k
0
Developer

nutrient-document-processing

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affaan-m

Process, convert, OCR, extract, redact, sign, and fill documents using the Nutrient DWS API. Works with PDFs, DOCX, XLSX, PPTX, HTML, and images.

116.8k
0
Developer

context-budget

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affaan-m

Audits Claude Code context window consumption across agents, skills, MCP servers, and rules. Identifies bloat, redundant components, and produces prioritized token-savings recommendations.

116.8k
0
Developer

kotlin-testing

[ Featured ]
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affaan-m

kotlin-testing is a skill that provides comprehensive Kotlin testing patterns for writing reliable, maintainable tests following TDD methodology.

116.8k
0
Developer

laravel-tdd

[ Featured ]
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affaan-m

Test-driven development for Laravel with PHPUnit and Pest, factories, database testing, fakes, and coverage targets.

116.8k
0
Developer