SiteDesign Systems & Foundations · Public design systems
SumUp's React design system for payments and point-of-sale interfaces, with documented money-input and currency patterns.
Why it’s a gem
Payment and currency input patterns documented by a company that processes them.
Trello's design system documenting board, card and drag-and-drop interaction patterns alongside its visual foundations.
SEEK's design system where components are constrained by design tokens so invalid layouts are literally uncompilable in TypeScript.
JSTOR's design system with web components, editorial typography rules and academic-content layout patterns.
LocalTapiola's insurance design system with web components, WCAG 2.1 AA conformance evidence and Finnish-language content rules.
Loom's design system documenting components, motion and the video-capture product surfaces behind the app.
Artsy's React and React Native design system with an art-world visual language and shared cross-platform primitives.