RCloud

RCloud is a web-based platfrom for analytics, visualization and colaboration using R. One focus is web-based interactive graphics (as shown at useR!) able to handle large data (see Facet). It uses Rserve to connect to an R instances via WebSockets and allows direct binary transfer of data from the session into the client for visualization.

RCloud on GitHub

See also RCloud: A Social Coding Environment for the Big Data Era.