🆚 Atlassian UI vs. GOV.UK Design System

Atlassian UI is a tailor-made frontend library used to build user interfaces that follow the Atlassian Design Guidelines and ensure consistency across Atlassian products.

It provides ready-made UI components implemented with JavaScript, CSS, and Soy templates, includes design patterns and usability guidelines for custom components, and is part of a broader design system with shared foundations such as typography, color tokens, spacing, and reusable components.

The GOV.UK Design System is an open-source design system that provides styles, components, and patterns to help UK government teams build consistent, user-centered digital services.

It includes reusable and accessible UI components for forms, navigation, and content, documented patterns for common user tasks, and design guidance for layout, typography, and color, with code examples released under an MIT license and regularly tested to meet WCAG 2.2 AA accessibility standards.

Popularity

Determined by the number of sites using each technology.

• 🥈 Second most popular in the United Kingdom in the Design Systems category.
• 🥈 Second most popular in Slovakia in the Design Systems category.
• ⭐ 9th most popular in Slovakia in the UI Frameworks category.
• 🔥 17th most popular in the United Kingdom in the UI Frameworks category.

Top sites

Top-ranked sites that use these technologies.

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• Atlassian UI technology profile
• Atlassian company profile

• GOV.UK Design System technology profile
• Cabinet Office company profile