Component library

A collection of reusable UI building blocks (buttons, inputs, modals) used to assemble product interfaces faster and more consistently.

A component library is a set of reusable UI elements — buttons, forms, modals, navigation — used to build product interfaces quickly. A full design system includes a component library plus tokens, principles, and documentation.

85CO typically delivers 30–50 components as part of a SaaS MVP design system.

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