Life & fun · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. FlexMasonry – A lightweight masonry library powered by flexbox launched in 2019; newer entries below may have overtaken it.

1. 1
   Masonry▲203

   Pintrest-like layouts in javascript

   2016 · masonry.desandro.com · its alternatives →

2. 2
   Webflow Flexbox UI Builder▲444

   Build flexible, responsive layouts - without writing code

   2016 · flexbox.webflow.com · its alternatives →

3. 3
   FlexboxPatterns▲374

   Build awesome user interfaces with CSS flexbox

   2016 · flexboxpatterns.com · its alternatives →

4. 4
   Flex▲325

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

   2019 · its alternatives →

5. 5SA
   Sitestencil, a new way of building websites with flexbox and gutters▲9

   2016 · sitestencil.com · its alternatives →

6. 6
   Unraveling Flexbox▲59

   Become a flexbox master

   2015 · 321greetings.com · its alternatives →

7. 7
   Patternry▲65

   A tool for building living UI libraries

   2014 · pathmode.io · its alternatives →

8. 8FB
   Flexbox Builder, a tool for visualizing responsive flexbox▲6

   2019 · flexboxbuilder.com · its alternatives →

9. 9FA
   Flexi, a layout framework for Ember.js▲5

   2016 · runspired.github.io · its alternatives →

10. 10
    Origami▲109

    A free design prototyping toolkit for Quartz Composer

    2013 · facebook.github.io · its alternatives →

11. 11
    Isle Notch▲69

    Lowweight minimal dynamic island for Windows

    17d ago · isle.nxsapps.com · its alternatives →

12. 12
    Notchzy▲61

    Interactive dynamic island for windows

    16d ago · notchzy.com · its alternatives →

13. 13LF
    Lightweight Flexbox responsive grid framework▲5

    2015 · meetsally.com · its alternatives →

14. 14
    Fraym▲67

    A new open-source CMS

    2014 · fraymm.wordpress.com · its alternatives →

15. 15SA
    Sandbox – A lightweight CSS only framework▲7

    2019 · dlcnine.github.io · its alternatives →

16. 16TA
    Treeflex – A flexbox based library for drawing hierarchy trees with CSS▲6

    2018 · dumptyd.github.io · its alternatives →

17. 17FE
    Flexible Editor – An Open Source Flex-Box Based Layout Editor▲40

    2016 · briandiehr.com · its alternatives →

18. 18
    LightRail▲17

    A subway-responsive light sculpture

    2014 · its alternatives →

19. 19
    Flexy Minimal CSS Framework▲7

    2018 · vladocar.github.io · its alternatives →

20. 20
    CLI tool to generate HTML/CSS Masonry galleries for local image albums▲5

    This is a simple tool I built after reading https://news.ycombinator.com/item?id=40130148 to maximize the usage of available space when viewing a folder of images

    2024 · github.com · its alternatives →

21. 21
    Flexpoint▲1

    A <3kb breakpoint-based flexbox grid implementation

    2016 · francisco.io · its alternatives →

22. 22
    Bricklayer.js▲18

    Lightweight & Independent Cascading Grid Layout Library.

    2016 · github.com · its alternatives →

23. 23MA
    Moon – a blazing fast, tiny UI library inspired by Vue▲9

    2017 · medium.com · its alternatives →

24. 24RM
    React-mosaic – A React tiling window manager▲9

    Open Source at Palantir

    2017 · palantir.github.io · its alternatives →

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 →