Pancake.io - Publication platform(host) for static sites
Dbxlr - Free Dropbox website hosting. Dbxlr uses your direct download links to host your websites.
GoDrop.it - The godrop.it service automatically turns all your Markdown files from your Dropbox into a blog.
Droppages - Static website hosting using dropbox service
Statically - The free optimization & CDN for images, CSS, JavaScript, and open source.
Site44 - Site44 turns Dropbox folders into websites.