Quantiacs - Earn money by creating trading algorithms in your spare time
VisualSitemaps - Autogenerate visual sitemaps in seconds.
CodeAnalogies - Visual explanations of web development topics
State.of.dev - Visualizing the current state of development
FlowMapp - FlowMapp is a UX planning tool for creating visual sitemaps and user flow.
Algorithmia - Algorithmia makes applications smarter, by building a community around algorithm development, where state of the art algorithms are always live and accessible to anyone.