The Best 24 Structure (a declarative Flexbox based Grid Framework) Alternatives

  • Bootstrap icon

    Bootstrap

    Bootstrap is a open-source collection of tools for creating browser sites and applications.

    Free Open Source Self-Hosted JavaScript HTML5 Boilerplate

  • Foundation

    Foundation is an easy to use, powerful, and flexible framework for building rapid prototypes and production code on any kind of device.

    Free Open Source Web

  • Semantic UI

    Semantic empowers designers and developers by creating a shared vocabulary for UI.

    Free Open Source Web

  • UIKit

    A lightweight and modular front-end framework for developing fast and powerful web interfaces. ui framework full HTML / CSS, javascript component , form, theme , dropdown , responsive ... More full than bootstrap or foundation

    Free Open Source Web

  • Skeleton

    Skeleton is a small collection of CSS & JS files that can help you rapidly develop sites that look beautiful at any size, be it a 17" laptop screen or an iPhone.

    Free Open Source Web

  • Purecss

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

    Free Open Source Web

  • Gridlex

    Simple. Robust. Responsive. Flexible. Based on Flexbox (CSS Flexible Box Layout Module), Gridlex is a very simple css grid system to quickly create modern layouts and...

    Free Open Source Web Self-Hosted

  • Spectre.css

    Lightweight, responsive and modern CSS framework for faster and extensible development.

    Free Open Source Web Self-Hosted

  • Picnic CSS

    Unpack your meal and get coding. An invasive CSS library to get your style started.

    Free Open Source Self-Hosted CSS

  • Flexbox Grid

    A grid system based on the flex display property.

    Free Open Source Web Self-Hosted

  • Juiced (a Flexbox CSS Framework)

    Juiced has many of the same layout features that you know and love, but improves upon them with better mobile targeting, custom column ordering, better alignment...

    Free Open Source Web Self-Hosted

  • 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 OS X Windows Linux BSD Web

  • Element UI

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

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

  • Susy

    Susy: un-obtrusive grid system for designers, built on Compass and Sass

    Free Open Source Web

  • Microsoft Web Framework

    MWF is a system that allows site authors to consider how best to tell the story of Microsoft products and services with confidence that the modular pieces will support...

    Free Open Source Self-Hosted