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LLM-first design system plugins for React/Tailwind frontends.

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Installation

1

Add the marketplace

/plugin marketplace add jakecjones/ux-harness
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Install plugins

/plugin

Run these commands in Claude Code to add this plugin to your environment. The marketplace must be added before you can install its plugins.

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Plugins

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Last Crawled

July 5, 2026

Plugins

Plugin

ux-harness

LLM-first design system and component standard for React/Tailwind frontends. Storybook-first lookup, semantic tokens, 8 engineering rules, 11 skills and 5 agents for building, auditing, and migrating UI.