Best Alternatives for Twitter Bootstrap

Sleek, intuitive, and powerful mobile first front-end framework for faster and easier web development. However there also many alternative design frameworks around which makes it easy to design with HTML5. Some of them are even responsive for all type of devices just like bootstrap.
The Top Ten
1 Zimit Framework
2 Golden Grid System
3 Bourbon Neat
4 Cascade Framework
5 Workless
6 Bedrock
7 Skeleton
8 Less Framework
9 Flat UI
10 Gumby
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