Ginga-NCL is the Ginga subsystem in charge of the presentation of NCL documents and was developed at PUC-Rio (Pontifical Catholic University of Rio de Janeiro). It defines a presentation environment for declarative applications written in NCL. NCL is an XML application language that provides support for specifying spatio-temporal synchronization among media objects, media content and presentation alternatives, exhibition on multiple devices, and live producing of interactive non-linear programs.
