# Uthereal UI Independent React components with typed design, motion, and behavior arguments. - [Building with agents](/raw/agents): Choose a component. Supply typed arguments. Update a working interface. - [Playground](/raw/agents/playground): Describe what you’re building. Let AI configure the dropdown. - [Dropdown menu](/raw/components/dropdown-menu): A focused list of actions, right where you need it. - [Motion](/raw/foundations/motion): Spring recipes, timing curves, travel, and accessible overrides. - [Playground](/raw/foundations/playground): A workspace for color, shape, spacing, type, and motion. Make it yours. - [Theming](/raw/foundations/theming): Semantic colors, light and dark palettes, shape, spacing, and type. - [Installation](/raw/installation): Add the source foundation to your React application. - [Introduction](/raw/introduction): Independent React components, with design and behavior you can shape.