CSS Flexbox Toolbox – Learning Guides, Tools & Frameworks


Flexbox is an advanced method of more efficiently using space amongst items of a CSS container. While its theory can seem a bit complicated and difficult to master, thankfully the web is chock-full of great opportunities to learn.

We’ve compiled a collection of some of the best resources out there to help you learn more about what Flexbox is and how it can help you in your layouts.

Quick Jump: Flexbox Learning Guides, Flexbox Examples & Resources, Web-Based Flexbox Tools and Web Frameworks Based on Flexbox.

You may also like these toolboxes: CSS Animation, SVG Workflow Tools, Styleguide Tools, or Tools for Formatting CSS.

Flexbox Learning Guides

Flexbox CSS Reference By Sara Soueidan

Flexbox CSS Reference is a collection of writings that will help you learn the basics. There’s a rundown of all the various Flexbox properties and some excellent interactive demonstrations of their capabilities.

Flexbox CSS Reference

Dive into Flexbox – Design, Tools & Workflow By Greg Smith

Dive into Flexbox provides some background information on Flexbox including why it holds such promise, a brief history, along with various examples of Flexbox concepts and properties.

Dive into Flexbox

Using CSS Flexible Boxes By MDN

Straight from the Mozilla Developer Network, Using CSS Flexible Boxes will introduce you to the layout mode and provides a handy browser compatibility chart.

Using CSS Flexible Boxes

A Complete Guide to Flexbox By Chris Coyier

A Complete Guide to Flexbox is perhaps everything you ever wanted to know about Flexbox, but were afraid to ask. Lots of useful examples here to get you up-to-speed.

A Visual Guide to CSS3 Flexbox Properties By Dimitar Stojanov

Not only will A Visual Guide to CSS3 Flexbox Properties help you with the basic concepts, there’s a fun Flexbox Playground that will show you how various properties will affect your layout.

A Visual Guide to CSS3 Flexbox Properties

What The FlexBox?! By Wes Bos

What The FlexBox?! uses an in-depth series of 20 free videos to unlock the mysteries of layouts for more visual learners. Sometimes, it’s just nice to have someone show and guide you with what can be a complicated topic.

flexbox in 5 Minutes (Interactive Tour)

If you’re sick of having to read long tutorials, flexbox in 5 Minutes might be for you. It’s a simple tour of what Flexbox is and does in just 5 minutes (comprised of 53 slides).

flexbox in 5 Minutes Interactive Tour

Flexbox Examples & Resources

Solved by Flexbox By Philip Walton

Featuring some long-sought-after layout scenarios, Solved by Flexbox will show you techniques behind some of the layouts that can now be easily achieved.

Solved by Flexbox

Flexbox Snippets for Atom

Flexbox Snippets for Atom makes writing code with the Atom text editor a breeze.

Flexbox Snippets for Sublime Text

If you’re using Sublime Text, installing Flexbox Snippets for Sublime Text will help you create layouts more efficiently.

Web Based Flexbox Tools

Flexplorer By Bennett Feely

Flexplorer lets you create complicated layouts using a very simple interface.


CSS Flexbox Please! By Eiji Kitamura

CSS Flexbox Please! not only generates layout CSS, it also provides HTML you can use with your project.

CSS Flexbox Please

Flexbox Cheatsheet

Flexbox Cheatsheet is an interactive guide for CSS Flexbox properties, with plenty of examples.

Flexbox Cheatsheet

Test CSS Flexbox Rules Live By Tayler Summs

Test CSS Flexbox Rules Live will demonstrate the effects that each property can have on a given layout.

Test CSS Flexbox Rules Live

Flexbox Tester By Eiji Kitamura

Flexbox Tester lets you play with settings for each item in a layout and displays the pixel width of items as you make changes.

Flexbox Tester

Fibonacci Flexbox Page Layout Composer By Max Steenbergen

Fibonacci Flexbox Page Layout Composer is a tool aimed at non-developers who want to create their own layouts using Flexbox.

Flexy Boxes By Pete Boere

Flexy Boxes will help you generate layouts and tweak the properties of both the flex container and items.

Flexy Boxes

Flexbox Playground By Gabi Siquès

Flexbox Playground is a colorful way to learn about the power of Flexbox layout properties.

Flexbox Playground tool web based

Web Frameworks Based on Flexbox

Flexbox Grid – Grid System Based on flexbox

Flexbox Grid is an easy-to-use framework with lots of examples for creating various types of layouts.

Flexbox Grid Grid System Based on flexbox

cssPlus – Layout Scaffolding Based on Flexbox

cssPlus helps you create flexible and responsive layouts all based on Flexbox.

cssPlus Layout Scaffolding Based on Flexbox

STRUCTURE – Declarative Flexbox Based Grid Framework

STRUCTURE is a declarative framework – meaning it uses non-standard attributes on elements. This can cut down on development time as opposed to adding several CSS classes to each item.

STRUCTURE Declarative Flexbox Based Grid Framework

Waffle Grid

Waffle Grid is an easy to use flexbox grid system.

Waffle Grid


RAGrid is a flexbox grid that uses recognizable attributes instead of classes.



Griddd is a dead simple, customisable, flexbox-based grid.


Juiced – Flexbox CSS Framework

Juiced took some inspiration from Foundation and Bootstrap but left out the heavy styling and JavaScript.

…and finally…

Flexbox Froggy By Thomas Park

Like to learn by doing and having some fun while you’re at it? Flexbox Froggy is a game that requires you to write Flexbox code!

Flexbox Froggy learn game


When used correctly, Flexbox can make setting up even the most complex layouts a much easier task. Just think about the possibilities of creating layouts that automatically adjust to their content and screen viewports. And it’s all built into CSS!

Start using these resources today and flex your layout muscles.

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