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Killer-Skills

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

Discover the world's most comprehensive directory for AI Agent Skills and community-driven MCP Servers (Model Context Protocol). Seamlessly find and install high-quality developer integrations for your Claude Desktop, Cursor, or custom AI agents. From cloud operations to API integrations, explore verified open-source MCP practices to supercharge your AI workflows.

2231 available skills

docker-patterns

[ FEATURED ]
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affaan-m

docker-patterns is a collection of Docker and Docker Compose best practices for local development, container security, and multi-service orchestration.

62.0k
0
Developer

liquid-glass-design

[ FEATURED ]
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affaan-m

liquid-glass-design is an AI agent skill providing implementation patterns for Apple's iOS 26 Liquid Glass design system. It covers creating dynamic glass materials with content blur, environmental reflection, and touch-responsive morphing across SwiftUI, UIKit, and WidgetKit frameworks.

62.0k
0
Developer

regex-vs-llm-structured-text

[ FEATURED ]
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affaan-m

regex-vs-llm-structured-text is a practical decision framework for parsing structured text using regex and LLM, handling 95-98% of cases cheaply and deterministically.

62.0k
0
Developer

tdd-workflow

[ FEATURED ]
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affaan-m

tdd-workflow is an AI Agent Skill designed for Claude that enforces a strict Test-Driven Development methodology. It mandates writing tests before implementing code and ensures a minimum of 80% test coverage across unit, integration, and end-to-end (E2E) test types.

62.0k
0
Developer

backend-patterns

[ FEATURED ]
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affaan-m

backend-patterns is a set of techniques for designing and implementing efficient server-side architectures, including REST and GraphQL API endpoints

62.0k
0
Developer

content-hash-cache-pattern

[ FEATURED ]
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affaan-m

content-hash-cache-pattern is an MCP skill that caches expensive file processing results using SHA-256 content hashes as cache keys. This provides a path-independent cache that survives file moves/renames and automatically invalidates when file content changes.

62.0k
0
Developer

django-tdd

[ FEATURED ]
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affaan-m

django-tdd is a testing strategy for Django applications that utilizes TDD methodology, pytest-django, and factory_boy for efficient and robust testing of Django models, views, and serializers.

62.0k
0
Developer

springboot-security

[ FEATURED ]
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affaan-m

springboot-security is a set of expert guidelines for securing Spring Boot applications, covering authn/authz, validation, CSRF, secrets, and dependency security.

62.0k
0
Developer

springboot-tdd

[ FEATURED ]
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affaan-m

springboot-tdd is an AI agent skill that provides a structured test-driven development workflow for Spring Boot applications. It guides developers through writing tests first with JUnit 5 and Mockito, implementing minimal code, and enforcing code coverage with JaCoCo.

62.0k
0
Developer

swift-concurrency-6-2

[ FEATURED ]
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affaan-m

swift-concurrency-6-2 is a concurrency model in Swift 6.2 that runs code single-threaded by default and introduces concurrency explicitly using @concurrent for background offloading and isolated conformances for main actor types.

62.0k
0
Developer

swift-protocol-di-testing

[ FEATURED ]
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affaan-m

swift-protocol-di-testing is a protocol-based dependency injection approach for creating testable Swift code. It abstracts external dependencies like file systems, network calls, and external APIs behind focused protocols using Swift Testing, enabling deterministic tests without actual I/O operations.

62.0k
0
Developer

continuous-learning-v2

[ FEATURED ]
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affaan-m

continuous-learning-v2 is an advanced learning system that turns Claude Code sessions into reusable knowledge through atomic instincts with confidence scoring

62.0k
0
Developer