Zero Config
Zero FOUC
Zero Runtime
CSS in JS Preprocessor

Building the Future of CSS-in-JS
Analyze all possible scenarios at the fastest speed and style with optimal performance.
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Comparison Bechmarks

Next.js Build Time and Build Size (github action - ubuntu-latest)
Devup UI1.0.18
Next.js Build Time
18.23s
Bulid Size
54.75MB
Devup UI1.0.18
Next.js Build Time
18.23s
Bulid Size
54.75MB
Chakra UI3.27.0
Bulid Time29.99s
Bulid Size200.39MB
Mui7.3.2
Bulid Time22.21s
Bulid Size89.87MB
Kuma UI1.5.9
Bulid Time21.61s
Bulid Size64.30MB
Tailwindcss4.1.13
Bulid Time20.22s
Bulid Size54.76MB
panda CSS1.3.1
Bulid Time22.01s
Bulid Size59.53MB
styleX0.15.4
Bulid Time38.97s
Bulid Size72.72MB
vanilla extract1.17.4
Bulid Time20.09s
Bulid Size56.61MB

Features

Devup UI offers a performance-optimized CSS-in-JS system, theme typing,
and amazing features for faster and safer development.

Zero Runtime

A futuristic design that eliminates the root causes of performance degradation.

Top Performance

The fastest build speed and the smallest bundle size among CSS-in-JS solutions.

Type Safety

Enhanced DX with typing-based support.

Figma Plugin

A Figma plugin enabling safer and faster development.
Go Figma Community

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