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Head-to-head · UI Kit Libraries

Carbon Design System vs Clarity Design System

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Carbon Design System #2 in UI Kit Libraries 9.2/10 Free plan Free plan✓ 3 of 3 features Visit Carbon
Clarity Design System #6 in UI Kit Libraries 8.6/10 Free plan Free plan✓ 3 of 3 features Visit Clarity

Carbon Design System leads on 0 checks, Clarity Design System on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreCarbon Design System · 9.2/10
  • Free planboth

Carbon Design System scores higher on our rubric for ui kit libraries: 9.2 against 8.6 out of 10; our editors rank them #2 and #6.

On primary asset format, Carbon Design System gives you Multiple where Clarity Design System offers Figma.

Carbon Design System is the better fit for open-source teams needing broad UI coverage. Clarity Design System is the better fit for open-source web teams needing framework flexibility.

  • Carbon Design System fits best

    Open-source teams needing broad UI coverage

  • Clarity Design System fits best

    Open-source web teams needing framework flexibility

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Side by side

Feature Carbon Design System 9.2/10 Visit ↗ Clarity Design System 8.6/10 Visit ↗
At a glance
Editor score 9.2 8.6
Ranking #2 in UI Kit Libraries #6 in UI Kit Libraries
Best for Open-source teams needing broad UI coverage Open-source web teams needing framework flexibility
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud Self-hosted
Platforms Web Web
Support Email, Docs, Community Community, Docs
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Carbon Design System 3/3 · Clarity Design System 3/3
Design-system ready ✓ ✓
Responsive components ✓ ✓
Accessibility guidance ✓ ✓
Specs
Component count Not checked yet Not checked yet
Primary asset format Multiple Figma
License scope Commercial Commercial
Our review
Pros
  • Free, open-source system with commercial use permitted
  • React, Web Components, Angular, Vue, and Svelte implementations
  • Detailed accessibility guidance, verification, and screen-reader status
  • Reusable web components work with or without a JavaScript framework.
  • Figma libraries cover components, themes, icons, and color assets.
  • WCAG 2.1 AA guidance, themes, tokens, and responsive APIs are included.
Cons
  • Figma kit access is limited to IBM’s private Figma organization
  • Broad coverage may exceed the needs of narrowly focused projects
  • Web is the listed platform, without broader platform coverage
  • Its scope is focused on web applications rather than broader product platforms.
  • Framework flexibility can require teams to choose and align implementation paths.
  • It does not provide AI features.
Our verdict

Carbon Design System is IBM’s open-source design system for teams building websites and digital products. It brings together reusable coded components, design-tool kits, tokens, themes, styles, grids, icons, pictograms, and guidance for…

Read the review →

Clarity Design System is an open-source UI library for enterprise-focused product teams building web applications. It brings together Figma libraries, reusable web components, Angular packaging, framework guidance, themes, icons, design…

Read the review →
  1. Carbon Design SystemUI Kit Libraries 9.2Free plan
  2. Clarity Design SystemUI Kit Libraries 8.6Free plan

Strengths and trade-offs

  • Carbon Design System — where it wins

    • Free, open-source system with commercial use permitted
    • React, Web Components, Angular, Vue, and Svelte implementations
    • Detailed accessibility guidance, verification, and screen-reader status

    Where it doesn't

    • Figma kit access is limited to IBM’s private Figma organization
    • Broad coverage may exceed the needs of narrowly focused projects
    • Web is the listed platform, without broader platform coverage

  • Clarity Design System — where it wins

    • Reusable web components work with or without a JavaScript framework.
    • Figma libraries cover components, themes, icons, and color assets.
    • WCAG 2.1 AA guidance, themes, tokens, and responsive APIs are included.

    Where it doesn't

    • Its scope is focused on web applications rather than broader product platforms.
    • Framework flexibility can require teams to choose and align implementation paths.
    • It does not provide AI features.
  • Carbon Design System9.2/10 · Free plan

    A broad, accessible UI system with coded components, design kits, tokens, and framework options.

    Visit CarbonFull verdict →
  • Clarity Design System8.6/10 · Free plan

    A flexible, commercially usable UI foundation for web teams working across frameworks.

    Visit ClarityFull verdict →

More comparisons

All UI kit libraries comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update