Flat UI Pro Alternatives & Competitors

Simple and flexible HTML, CSS, and JS for popular UI components and interactions.

Key Bootstrap features:

Responsive Design Pre-designed Components Cross-browser Compatibility Extensive Documentation

Open Source

A utility-first CSS framework for rapidly building custom user interfaces.

Key Tailwind CSS features:

Utility-First Approach Customization Consistent Design Responsive Design

Open Source

Clear, Fast & Unlimited. Residential & Mobile Proxies For Best Price.

Key ASocks features:

HTTP Socks5 ASN targeting Pay as you go

Try for free paid Free Trial $3.0 (3$ per 1 Gb)

A modern responsive front-end framework based on Material Design.

Key Materialize CSS features:

Responsive Design Material Design Component Variety Customization

Open Source

The most advanced responsive front-end framework in the world.

Key Foundation features:

Customizability Responsive Design Semantic Code Range of Components

Open Source

A lightweight and modular front-end framework for developing fast and powerful web interfaces.

Key UIKit features:

Modularity Extensive Documentation Responsive Design Customization

Open Source

Beautiful UI components by the creators of Tailwind CSS.

Key Tailwind UI features:

Rapid Development Customization Consistency Accessibility

A UI Component library implemented using a set of specifications designed around natural language.

Key Semantic UI features:

Intuitive Class Names Customizability Comprehensive Components Flexibility

Open Source

A CSS Framework and a Set of React Components that Implement Google's Material Design.

Key Material UI features:

Comprehensive Component Library Customizability Active Community and Support Improved Productivity

Open Source free

Pixel Lite Bootstrap 4 UI Kit is a beautifully crafted UI Kit based on Bootstrap 4 Components.

MUI is a lightweight HTML/CSS/JS framework that follows Google's Material Design guidelines.

Key MUI features:

Lightweight Easy Integration Responsive Design Customizable

Open Source

We make it impossible to create ugly websites.

Key Slides Framework features:

User-Friendly Interface Customizability Responsive Design Pre-designed Templates

A rock-solid default for HTML5 awesome.

Key HTML5 Boilerplate features:

Standardized Best Practices Cross-Browser Compatibility Performance Optimization Security Enhancements

Open Source

HTML KickStart is a ultra–lean set of HTML5, CSS, and jQuery (javascript) files, layouts, and elements designed to give you a headstart and save you a lot of hours on your next web project.

Open Source