EqualizeCss - is light-weighted css-grid built on the properties of flexboxes and written on the sass. Using it you can easily build adaptive sites and web applications, manage columns and markup the necessary styles only by substituting. Class names coincide with other popular css-frameworks, so moving to it will be very easy.
with cdn:
https://cdnjs.cloudflare.com/ajax/libs/equalizecss/1.3.0/css/equalize.min.css
with npm:
$ npm install equalizecss --save
with bower:
$ bower install equalizecss
with yarn:
$ yarn add equalizecss
Enject the equalize.css development or equalize.min.css production to your html page.