Bootstrap is beautifully designed HTML5 / CSS front-end toolkit with awesome features, using LESS and adding responsive behaviour. It has been initially developed by two guys from Twitter. http://twitter.github.com/bootstrap/
A friend of mine put it like this: It’s hard to make a blog out of TYPO3 as it is hard to make WordPress a CMS This pretty much nails it ;) There are many extensions out there like T3BLOG,…