Cost / License
- Free
- Open Source
Platforms
- Online
Apps similar to Simple Grid include Bootstrap, which is free and open source. Other options are Tailwind CSS, Bulma, Semantic UI and Foundation. There's no shortage of CSS Frameworks like Simple Grid, with more than 50 alternatives for the web, self-hosting, Mac, Windows and Linux.
Unsemantic is a fluid grid system that is the successor to the 960 Grid System. It works in a similar way, but instead of being a set number of columns, it's entirely based on percentages.
The Fluid 960 Grid System templates have been built upon the work of Nathan Smith and his 960 Grid System using effects from the MooTools and jQuery JavaScript libraries. The idea for building these templates was inspired by Andy Clarke, author of Transcending CSS, who advocates...
Wing is a minimal CSS framework that provides a base of styles, and you don't even need to learn a gazillion class names, all of your elements will be styled automatically. Wing is only 4kb minified.

The Fluid Baseline Grid System is an HTML5 & CSS3 development kit that provides a solid foundation to quickly design websites with ease.
960 grid system with 12 columns for Responsive Web Design. PSD file which has the 960 grid setup for you based on 32px gutters/margins.
MWF is a system that allows site authors to consider how best to tell the story of Microsoft products and services with confidence that the modular pieces will support and work together.
Slides is a simple and powerful HTML and CSS framework that lets you easily build beautiful static websites thanks to a flexible modular setup.




Free framework offering 400+ UI elements, 600+ icons, numerous CSS animations, responsive design, SASS files, customizable templates, comprehensive tutorials, active community, detailed documentation, and support for jQuery, Angular, React, and Vue.




This is the Responsive Grid System, a quick, easy and flexible way to create a responsive web site.