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Explore a vast collection of open-source UI components made with HTML, CSS, and JavaScript. Find everything you need for your next web project.

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Showing 18 of 377 components

Screen Size & Device Simulator UI-info

M Amir Hamza
17
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Fingerprinting Detector Widget

M Amir Hamza
22
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Color-name & HEX to RGB Converter

M Amir Hamza
23
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Limited-Time Offer Countdown UI Design

M Amir Hamza
16
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Animated Newsletter Signup Form

M Amir Hamza
25
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Testimonial Carousel Slider

M Amir Hamza
13
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Floating Feedback Button UI

M Amir Hamza
22
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JSON Formatter Tree View

M Amir Hamza
17
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Confetti Explosion Click Effect

M Amir Hamza
14
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CSS Gradient Previewer Tool

M Amir Hamza
15
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CSS Button Generator Tool

M Amir Hamza
23
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Light/Dark Mode Switcher

M Amir Hamza
523
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Animated Contact Card UI

M Amir Hamza
16
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Customizable Star Rating UI

M Amir Hamza
322
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Text to Speech Widget

M Amir Hamza
2.6k
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Live Digital Clock UI

M Amir Hamza
422
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Countdown Timer UI Design

M Amir Hamza
19
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Color Picker Tool UI

M Amir Hamza
19
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Download a wide range of professionally designed UI elements on UI Online. Whether you're building a dashboard, landing page, or mobile app interface, our growing library helps you speed up development and maintain design consistency. Browse freely, filter by category, and find exactly what you need to bring your project to life. New components are added regularly—keep scrolling to find the perfect fit!