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

8 available skills

analytics-metrics-kpi

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pluginagentmarketplace

Master metrics definition, KPI tracking, dashboarding, A/B testing, and data-driven decision making. Use data to guide product decisions.

0
0
Developer

mobile-design

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mrmps

Mobile-first design thinking and decision-making for iOS and Android apps. Touch interaction, performance patterns, platform conventions. Teaches principles, not fixed values. Use when building React

1.2k
0
AI

eval

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Kastalien-Research

eval is a Thoughtbox intention ledger for agents, designed to evaluate AI decisions against its decision-making metrics.

52
0
AI

go-patterns

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Rixmerz

go-patterns is a comprehensive Go architecture reference skill, enabling developers to make informed decisions on framework selection, concurrency, and design patterns.

5
0
Developer

business-coach

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mmcmedia

Strategic business coach (Leila Hormozi-style) providing direct, no-BS guidance on scaling, resource allocation, systems thinking, and strategic decision-making for entrepreneurs.

0
0
Developer

ReasoningBank with AgentDB

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frankxai

Implement ReasoningBank adaptive learning with AgentDBs 150x faster vector database. Includes trajectory tracking, verdict judgment, memory distillation, and pattern recognition. Use when building sel

3
0
AI

perplexity-researcher-reasoning-pro

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d-o-hub

Highest level of research and reasoning capabilities for complex decision-making with significant consequences, strategic planning, technical architecture decisions, multi-stakeholder problems, or hig

0
0
Developer

marketing-psychology

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CodeWithKarol

When the user wants to apply psychological principles, mental models, or behavioral science to marketing. Also use when the user mentions psychology, mental models, cognitive bias, persuasion, behavio

0
0
Developer