Webflow Flexbox UI Builder
Build flexible, responsive layouts - without writing code
Webflow Flexbox UI Builder launched on April 13, 2016 with 444 votes, #21 of 4,301 launches that month and more than 99% of that year's launches. The site was still online in September 2026, 10 years on.
In plain words
Webflow Flexbox UI Builder is a design tool that enables users to create flexible, responsive layouts without writing code. It serves designers and developers who need to build web interfaces visually. The tool uses flexbox technology to handle layout design, making it suitable for those who want to design responsive sites through a graphical interface rather than manual coding.
written from the facts on this page · September 2026
From the sources
Build flexible, responsive layouts - without writing code.
Our CSS flexbox builder today lets you easily build websites with flexbox layouts—without actually writing the CSS. Try the Webflow flexbox generator now.
Easily build flexible, responsive layouts—without writing code. Only in Webflow. It’s a powerful layout mechanism that lets you solve common responsive web design problems with ease. And with Webflow, you can do it all in 2 simple interfaces. Just set a parent element to display: flex, then define alignment, wrap child elements into rows, or reverse the layout. Then give the child elements their own resizing behavior, alignment options, and even device-specific display order. Flexbox can help you solve some seriously tough layout problems—like those below—in seconds. Create a fully responsive layout with a header, footer, and a 3-column body. Create a split-screen layout in seconds —…from flexbox.webflow.com
Does a similar job
all alternatives →
- WDWebflow - Design responsive websites visually2013 · playground.webflow.com · ▲503
- FEFlexible Editor – An Open Source Flex-Box Based Layout Editor2016 · briandiehr.com · ▲40
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