Bootstrap

 Bootstrap  is a large collection of boilerplate HTML and CSS styles and components originally developed by Twitter. It is a very fast way to create a basically good-looking and mobile-friendly site, though it can be a challenge when doing lots of detailed or custom styling.

IndieWeb Examples

 * uses Bootstrap in many of his projects including IndieAuth.com, webmention.io, Quill, Teacup, and Monocle.
 * Known uses Bootstrap, and is currently in the process of moving to Bootstrap 3 (as of 2015-05).
 * 's Bridgy uses a style based on Bootstrap.
 * used Bootstrap as a quick way to get up-and-running with his Feverdream prototype.