Opportunity
Opportunity is a service to schedule meetings and other events. Built in Nit and nitcorn, it is free to use ad-free free software.
Paninit
Mobile application framework to create portable apps in Nit, Java and Objective-C.
Gamnit
Portable game engine in Nit based on OpenGL ES 2.0 to target mobile platforms first. Supports iOS, Android, Linux and Windows.