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Dev tools · alternatives · 2026

24 alternatives to Flex

Flexbox's are a pain to write, Flex makes it easy.

Flex is a developer tool that simplifies the creation of CSS flexbox layouts. It generates CSS code for grids, columns, and other flexbox-based designs, eliminating the manual complexity of writing flexbox properties… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Flex launched in 2019; newer entries below may have overtaken it.

  1. 1

    Build awesome user interfaces with CSS flexbox

    2016 · flexboxpatterns.com · its alternatives →

  2. 2

    Build flexible, responsive layouts - without writing code

    2016 · flexbox.webflow.com · its alternatives →

  3. 3SW

    Experiment with different flex properties to understand how they affect layout. Adjust the controls below to see changes in real-time and copy the generated CSS code.

    2025 · yoavsbg.github.io · its alternatives →

  4. 4

    Flexbox-Guide : A flexbox code generator

    2021 · flexbox-guide.vercel.app · its alternatives →

  5. 5

    Layout helper based on CSS flexbox specification.

    2016 · progressivered.com · its alternatives →

  6. 6

    Flexbox Cheatsheet – Tips and Tricks for Web Developers

    2020 · blog.duomly.com · its alternatives →

  7. 7

    A simple 20 video course that will help you master CSS Flexbox

    2015 · flexbox.io · its alternatives →

  8. 8

    Grid based on CSS3 flexbox

    2016 · flexboxgrid.com · its alternatives →

  9. 9IF

    2015 · flex-tutorial.herokuapp.com · its alternatives →

  10. 10FE
  11. 11

    An easy to use flexbox grid system.

    2017 · lucasgruwez.github.io · its alternatives →

  12. 12

    A notebook for building interfaces with Tailwind & shadcn/UI

    2024 · layouts.dev · its alternatives →

  13. 13FA
  14. 14
    Flexpoint▲298

    A single storefront for creators to sell anything

    2025 · flexpoint.store · its alternatives →

  15. 15AS
  16. 16

    Your job is to stop the incoming enemies from getting past your defenses. Unlike other tower defense games, you must position your towers using CSS!

    2016 · flexboxdefense.com · its alternatives →

  17. 17

    Simple tool to generate css grids

    2019 · cssgrid-generator.netlify.com · its alternatives →

  18. 18

    Responsive & lightweight CSS grid for your website.

    2016 · simplegrid.io · its alternatives →

  19. 19

    Design web and mobile applications and generate code.

    2019 · flexerapp.com · its alternatives →

  20. 20

    Design beautiful web apps for any screen size.

    2022 · its alternatives →

  21. 21

    Generate Flexbox elements for your projects in a few clicks

    2021 · flex-elements.mdbgo.io · its alternatives →

  22. 22

    Become a Pro at building components with CSS Flexbox & Grid

    2022 · shrutibalasa.gumroad.com · its alternatives →

  23. 23

    A game for learning CSS flexbox

    2015 · flexboxfroggy.com · its alternatives →

  24. 24

    Hey HN! I just released Puck 0.18 with a new drag-and-drop engine for CSS grid and flexbox support. You can now use Puck to create a page builder that behaves like a design tool, but embedded within your own app and using your own React components. To use it, just add `display: flex` (or grid, etc) to your DropZone and Puck will gracefully handle drag-and-drop across all dimensions. Shout out to the dnd-kit maintainer Claudéric for the collaboration and support (if you’re reading this, I just sponsored you on GitHub!) and as always, a huge thanks to my wonderful community for all the testing…

    2025 · github.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →