⚡ User Interface Frameworks in the Czech Republic

User Interface (UI) frameworks are libraries of code, design elements, and components that help web developers create user interfaces with consistent structure and behavior.

The Czech Republic is a Central European country with a population of around 10.5 million people.

According to our research, user interface frameworks are used on 45.7% of websites from the Czech Republic.

⭐ Most Popular in 2026

The following chart shows the top UI frameworks in the Czech Republic in 2026, based on market share.

The most popular is Bootstrap with a substantial share of 68.9%, followed by jQuery UI with 39.4% and Tailwind CSS with 4.8%.

Bootstrap 68.9%
jQuery UI 39.4%
Tailwind CSS 4.8%
Foundation 2.4%
UIKit 1.7%
Bulma 0.7%
AMP 0.7%
Spectre.css 0.5%
Materialize 0.2%
Pure CSS 0.2%
W3.CSS 0.2%
Material UI 0.2%
Angular Material 0.2%
Material Design Lite 0.2%
Semantic UI 0.2%

🚀 Highlights

Here is a list of the top frameworks that are more popular in the Czech Republic than worldwide.
Differences between global and country rankings are shown in parentheses.

5. UIKit ^(-1)
6. Bulma ^(-1)
8. Spectre.css ^(-3)
10. Pure CSS ^(-6)
11. W3.CSS ^(-3)
14. Material Design Lite ^(-8)
15. Semantic UI ^(-5)
16. MDB ^(-1)
21. AngularJS Material ^(-13)
22. Vuetify ^(-2)

✨ Best UI Frameworks

Below is a more detailed list of the top 25 of the 40 UI frameworks used on sites from the Czech Republic, ranked by their market share.

Rank	Name	Market share
1	Bootstrap San Francisco, California, United States An open-source framework for building responsive, mobile-first websites and web applications with HTML, CSS, and JavaScript, originally developed at Twitter. FreeOpen source	68.9%
2	jQuery UI San Francisco, California, United States A curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library. FreeOpen source	39.4%
3	Tailwind CSS Kitchener, Ontario, Canada An open-source utility-first framework that provides low-level CSS classes for building user interfaces directly in markup. FreeOpen source$149+	4.8%
4	Foundation Campbell, California, United States An open-source responsive framework that provides a customizable grid system, a library of UI components, HTML templates, and JavaScript plugins. FreeOpen source	2.4%
5	UIKit Hamburg, Germany A lightweight and modular front-end framework. FreeOpen source	1.7%
6	Bulma London, United Kingdom An open-source modular CSS framework based on Flexbox. FreeOpen source	0.7%
7	AMP San Francisco, California, United States An open-source HTML framework for creating lightweight pages that are optimized for mobile web browsing and load faster. FreeOpen source	0.7%
8	Spectre.css Shanghai, China A lightweight, responsive CSS framework designed for faster and extensible development. FreeOpen source	0.5%
9	Materialize Pittsburgh, Pennsylvania, United States A responsive CSS framework based on Google's Material Design guidelines. FreeOpen source	0.2%
10	Pure CSS New York, United States A lightweight, responsive CSS framework developed by Yahoo for building fast and minimal web interfaces. FreeOpen source	0.2%
11	W3.CSS Sandnes, Norway An open-source, pure CSS framework developed by the W3Schools team, designed for building responsive websites without JavaScript. FreeOpen source	0.2%
12	Material UI Paris, France An open-source React component library that implements Google's Material Design. FreeOpen source$180+/developer/year	0.2%
13	Angular Material Mountain View, California, United States A library of UI components for Angular that implements Google's Material Design specification. FreeOpen source	0.2%
14	Material Design Lite Mountain View, California, United States A legacy user interface framework that implements Material Design components using plain CSS, JavaScript, and HTML without external dependencies. FreeOpen sourceLegacy	0.2%
15	Semantic UI New York, United States An open-source component framework that helps create responsive layouts using human-friendly CSS class names. FreeOpen source	0.2%
16	MDB Warsaw, Poland A UI toolkit that combines Bootstrap with Google's Material Design guidelines. FreeOpen source€29+	0.1%
17	Headless UI Kitchener, Ontario, Canada Completely unstyled, fully accessible UI components, designed to integrate beautifully with Tailwind CSS. FreeOpen source	0.1%
18	Radix UI San Francisco, California, United States An open-source component library that provides low-level, unstyled interface primitives for building accessible user interfaces and design systems in web applications. FreeOpen source	0.1%
19	Kendo UI Burlington, Massachusetts, United States A commercial bundle of four JavaScript UI libraries built natively for jQuery, Angular, React, and Vue.js. FreeOpen source$799+/year	0.1%
20	Tachyons Boise, Idaho, United States A lightweight, functional CSS framework that enables the creation of fast, responsive, and accessible web interfaces without writing custom CSS. FreeOpen source	0.07%
21	AngularJS Material Mountain View, California, United States An implementation of Google's Material Design Specification (2014-2017) for AngularJS developers. FreeOpen sourceLegacy	0.07%
22	Vuetify Southlake, Texas, United States An open-source, no design-skills-required UI library of beautifully handcrafted Vue.js components. FreeOpen source	0.04%
23	Chakra UI Manchester, United Kingdom A comprehensive library of accessible, reusable, and composable React components. FreeOpen source	0.04%
24	Quasar Bucharest, Romania An open-source framework based on Vue.js that lets developers build responsive websites, PWA, SSR, mobile, and desktop applications from a single codebase. FreeOpen source	0.02%
25	Mantine An open-source React component library that includes over 100 customizable components. FreeOpen source	0.02%

👉 See Also

🌎 UI Frameworks in other countries

Data is based on the analysis of 36,228 websites from the Czech Republic.
Statistics were last calculated on March 31, 2026.
For details, see our methodology and disclaimer.