Our HTML prototyping tool Quplo (http://quplo.com http://quplo.com) is a web-based IDE for designers and developers. It doesn't have github, dropbox, or server-

Our HTML prototyping tool Quplo (http://quplo.com http://quplo.com) is a web-based IDE for designers and developers. It doesn't have github, dropbox, or server-side coding (offline support is on the way). It's purely meant for developing prototypes. But it's a start. We'd love to see more products in this arena and we'll definitely be making sure we're in the Web Store ASAP.