Various aspects are disclosed herein for an architecture for online communal and connected experiences. This architecture can be embodied in an application running a host computing device, where the application provides functionalities such as finding modules on local devices or hosted on online services, launching such modules, switching between a plurality of such concurrently running modules, and providing many-to-many text, voice, and video functionality. This application can also interface with managed runtime code on the host computing device, thereby providing inputting, outputting, and network communication means among a plurality of computing devices having different platforms.