The best replacement for twitter bootstrap is foundation.

The best alternatives to twitter bootstrap are rated as following:

★★★★★	foundation
★★★★	html5 boilerplate
★★★★	jquery mobile
★★★	bootstrap
★★	topcoat
★	jquery ui
★	zurb
★	zurb foundation
★	960 grid
	boilerplate

Your alternative for twitter bootstrap is not listed? Suggest!

Speaking about twitter bootstrap, one probably shouldn't forget about angularjs.

Other search terms related to twitter bootstrap and their ratings are:

★★★★★	angularjs
★★★	laravel
★	ruby on rails

You have in mind a companion for twitter bootstrap and it is not yet here? Propose!

Google Trends

Scale is based on the average worldwide traffic of twitter bootstrap in all years. Click on graph for more.

twitter bootstrap

foundation

html5 boilerplate