Alternatives to Flat UI Pro for all platforms with any license

  • Bootstrap

    Bootstrap is a open-source collection of tools for creating browser sites and applications. It contains HTML and CSS-based design templates for typography, forms...

    Free Open Source Self-Hosted HTML5 Boilerplate JavaScript

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  • Semantic UI

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  • UIKit

    A lightweight and modular front-end framework for developing fast and powerful web interfaces. ui framework full HTML / CSS, javascript component , form, theme ...

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  • Purecss

    A set of small, responsive CSS modules that you can use in every web project.

    Free Open Source Web

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  • HTML5 Boilerplate

    A rock-solid default for HTML5 awesome. HTML5 Boilerplate is the professional badass's base HTML/CSS/JS template for a fast, robust and future-proof site. After...

    Free Open Source Web

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  • GroundworkCSS

    GroundworkCSS is a 100% free and open source responsive HTML5, CSS and JavaScript Framework.

    Free Open Source Web Self-Hosted

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  • Topcoat

    Topcoat is a brand new open source CSS library designed to help developers build web apps with an emphasis on speed. It evolved from the Adobe design language developed...

    Free Open Source Mac Windows Linux Web

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  • Tailwind CSS

    Tailwind is different from frameworks like Bootstrap, Foundation, or Bulma in that it's not a UI kit. It doesn't have a default theme, and there are no built-in...

    Free Open Source Self-Hosted CSS

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  • 960 Grid System

    The 960 Grid System is an effort to streamline web development workflow by providing commonly used dimensions, based on a width of 960 pixels. There are two variants: 12...

    Free Open Source Mac Windows Linux Web BSD

    No features added Add a feature

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  • Element UI

    Element, a Vue 2.0 based component library for developers, designers and product managers.

    Free Open Source Web Self-Hosted CSS JavaScript Vue.js

    No features added Add a feature

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  • Kube Web Framework

    Kube is one of the world's most advanced and flexible frameworks. Kube helps you spend less time on routine tasks and more time creating amazing products. Focus on...

    Free Open Source Web

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