Foundation vs Topcoat: What are the differences?

What is Foundation? The most advanced responsive front-end framework in the world. Foundation is the most advanced responsive front-end framework in the world. You can quickly prototype and build sites or apps that work on any kind of device with Foundation, which includes layout constructs (like a fully responsive grid), elements and best practices.

What is Topcoat? CSS for clean and fast web apps. TopCoat is made up of base controls, platform specific styles, themes and a build script to stitch them all together.

Foundation and Topcoat can be primarily classified as "Front-End Frameworks" tools.

Some of the features offered by Foundation are:

• Semantic: Everything is semantic. You can have the cleanest markup without sacrificing the utility and speed of Foundation.
• Mobile First: You can build for small devices first. Then, as devices get larger and larger, layer in more complexity for a complete responsive design.
• Customizable: You can customize your build to include or remove certain elements, as well as define the size of columns, colors, font size and more.

On the other hand, Topcoat provides the following key features:

• Components Galore
• Themeable
• BEM Architecture

"Responsive grid" is the primary reason why developers consider Foundation over the competitors, whereas "Open source" was stated as the key factor in picking Topcoat.

Foundation and Topcoat are both open source tools. Foundation with 28.2K GitHub stars and 5.77K forks on GitHub appears to be more popular than Topcoat with 4.31K GitHub stars and 416 GitHub forks.