HTML-Templates
usebootstrap.com: Free Bootstrap Themes & Templates
themewagon.com: Free & Premium Responsive Bootstrap Templates % ThemeWagon
templatemo.com: Free HTML5 CSS Templates
startbootstrap.com: Free Bootstrap Themes, Templates, Snippets, and Guides
HTML5 UP!: Responsive HTML5 and CSS3 Site Templates
Freebiesbug: Free HTML Website Templates
CodyHouse Web Design Nuggets