Carrd - Simple, responsive one-page site creator.
GHuser - Better GitHub profiles for everyone
Gridbox - Create beautiful landing pages in seconds.
Octohunt - Search to find developers in your city on Github.
SitePM - Creating and designing websites easier than ever before using the powerful features of SitePM. SitePM is a web content management system (WCMS) offered as a Software as a Service model.
GitHub Visualizer - Enter user/repo and see the project visually