Design system

Main Hero

Definition

A set of reusable components, tokens, and guidelines for consistent UI.

Advanced

Includes governance, versioning, accessibility rules, and code parity with design. Supports multi-brand or multi-platform use and reduces design and engineering effort.

Why it matters

Improves speed, quality, and consistency across teams.

Use cases

  • Enterprise redesign
  • Multi-brand rollout
  • New product lines sharing one codebase

Metrics

  • Component reuse rate
  • Time saved per release
  • Accessibility defects per sprint

Issues

  • Drift between design files and code
  • No ownership or change process

Example

A tokenised library in Figma mapped to a React component package with versioned releases and changelogs.