Best UI Kit Libraries in 2026
Updated
In short: Adobe Spectrum is ranked #1 of 26 as of 4 October 2026, ahead of Carbon Design System and Clarity Design System. The best-ranked option with a free plan is Carbon Design System.
UI kit libraries provide components and assets for interface design and implementation. Compare component count and responsive components with accessibility guidance, and check whether each library is design-system ready. License scope and primary asset format can shape how a kit fits your work; free-plan availability and paid-from pricing add cost considerations. Adobe Spectrum, Ant Design Icons, and Carbon Design System are among the options shown, alongside GOV.UK Design System. Consider which interface components and guidance your projects require, then compare the listed formats, licensing, and design-system features.
26 UI kit libraries ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 1 Adobe Spectrum iPhone + Android RecognisedPhone appDocumentedFree plan 8.9 Primary asset format: adobe xdDesign-system ready: Yes
- 2 Carbon Design System No phone app RecognisedPhone appDocumentedFree plan 8.1Free Primary asset format: multipleDesign-system ready: Yes
- 3 Clarity Design System No phone app RecognisedPhone appDocumentedFree plan 7.7Free Primary asset format: figmaDesign-system ready: Yes
- 4 GOV.UK Design System No phone app RecognisedPhone appDocumentedFree plan 7.6Free Design-system ready: Yes
- 5 Material Design for Bootstrap No phone app RecognisedPhone appDocumentedFree plan 7.3Free Primary asset format: figmaDesign-system ready: Yes
- 6 Material 3 Design Kit No phone app RecognisedPhone appDocumentedFree plan 7.1Free Primary asset format: figmaDesign-system ready: Yes
- 7 MUI No phone app RecognisedPhone appDocumentedFree plan 6.9
- 8 Shadcn Studio Figma UI Kit No phone app RecognisedPhone appDocumentedFree plan 6.9Free Primary asset format: figmaDesign-system ready: Yes
- 9 GitHub Primer No phone app RecognisedPhone appDocumentedFree plan 6.8 Primary asset format: figmaDesign-system ready: Yes
- 10 Angular Material No phone app RecognisedPhone appDocumentedFree plan 6.7 Design-system ready: Yes
- 11 Untitled UI No phone app RecognisedPhone appDocumentedFree plan 6.7Free Component count: 10,000Primary asset format: figmaDesign-system ready: Yes
- 12 U.S. Web Design System No phone app RecognisedPhone appDocumentedFree plan 6.6 Primary asset format: multipleDesign-system ready: Yes
- 13 UI Prep Design System No phone app RecognisedPhone appDocumentedFree plan 6.5Free Primary asset format: figmaDesign-system ready: Yes
- 14 Lightning Design System No phone app RecognisedPhone appDocumentedFree plan 6.4 Primary asset format: sketchDesign-system ready: Yes
- 15 Automattic Design System No phone app RecognisedPhone appDocumentedFree plan 6.4 Primary asset format: figmaDesign-system ready: Yes
- 16 Ant Design Icons iPhone + Android RecognisedPhone appDocumentedFree plan 6.4
- 17 react-md No phone app RecognisedPhone appDocumentedFree plan 6.0Free Design-system ready: Yes
- 18 Singapore Government Design System No phone app RecognisedPhone appDocumentedFree plan 5.9 Primary asset format: figmaDesign-system ready: Yes
- 19 jQWidgets No phone app RecognisedPhone appDocumentedFree plan 5.8
- 20 Flowbite Figma Design System No phone app RecognisedPhone appDocumentedFree plan 5.7 Primary asset format: figmaDesign-system ready: Yes
- 21 Figma Simple Design System No phone app RecognisedPhone appDocumentedFree plan 5.6 Primary asset format: figmaDesign-system ready: Yes
- 22 Frames X No phone app RecognisedPhone appDocumentedFree plan 5.2 Primary asset format: figmaDesign-system ready: Yes
- 23 Shopify No phone app RecognisedPhone appDocumentedFree plan 5.2
- 24 Figkit No phone app RecognisedPhone appDocumentedFree plan 5.1 Component count: 94Primary asset format: figmaDesign-system ready: Yes
- 25 Dashboard UI Kit No phone app RecognisedPhone appDocumentedFree plan 4.9 Primary asset format: multipleDesign-system ready: Yes
Compare all 25 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Component count | Primary asset format |
|---|---|---|---|---|---|---|---|---|
| 1 | Adobe Spectrum | 8.9 | No | — | — | — | — | adobe xd |
| 2 | Carbon Design System | 8.1 | Free plan | Free | Yes | — | — | multiple |
| 3 | Clarity Design System | 7.7 | Free plan | Free | Yes | — | — | figma |
| 4 | GOV.UK Design System | 7.6 | Free plan | Free | Yes | — | — | — |
| 5 | Material Design for Bootstrap | 7.3 | Free plan | Free | Yes | — | — | figma |
| 6 | Material 3 Design Kit | 7.1 | Free plan | Free | Yes | — | — | figma |
| 7 | MUI | 6.9 | No | — | Yes | — | — | — |
| 8 | Shadcn Studio Figma UI Kit | 6.9 | Free plan | Free | Yes | — | — | figma |
| 9 | GitHub Primer | 6.8 | No | — | — | — | — | figma |
| 10 | Angular Material | 6.7 | No | — | Yes | — | — | — |
| 11 | Untitled UI | 6.7 | Free plan | Free | Yes | 129 one-time | 10,000 | figma |
| 12 | U.S. Web Design System | 6.6 | No | — | — | — | — | multiple |
| 13 | UI Prep Design System | 6.5 | Free plan | Free | Yes | 99 one-time | — | figma |
| 14 | Lightning Design System | 6.4 | No | — | — | — | — | sketch |
| 15 | Automattic Design System | 6.4 | No | — | — | — | — | figma |
| 16 | Ant Design Icons | 6.4 | No | — | Yes | — | — | — |
| 17 | react-md | 6.0 | Free plan | Free | Yes | — | — | — |
| 18 | Singapore Government Design System | 5.9 | No | — | — | — | — | figma |
| 19 | jQWidgets | 5.8 | No | — | Yes | — | — | — |
| 20 | Flowbite Figma Design System | 5.7 | No | — | Yes | — | — | figma |
| 21 | Figma Simple Design System | 5.6 | No | — | Yes | — | — | figma |
| 22 | Frames X | 5.2 | No | — | No | 47 one-time | — | figma |
| 23 | Shopify | 5.2 | No | — | No | — | — | — |
| 24 | Figkit | 5.1 | No | — | No | 59 one-time | 94 | figma |
| 25 | Dashboard UI Kit | 4.9 | No | — | No | 59 one-time | — | multiple |
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which UI kit librarie is ranked first on Samsung Mobile US Press?
Adobe Spectrum is ranked #1 of 26 with a score of 8.9. Carbon Design System is second and Clarity Design System third.
How many of these have a free plan?
9 of the 25 on this page publish a free plan on their own pricing pages.
How is this list ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.