The formats supported by XULPlayer are among others: MP3, Vorbis, AAC, AAC+, AAC+v2, WMA, RealAudio, MusePack, Speex, FLAC, WavPack, WAV in what respects to audio, and MPEG 1, 2 and 4, AVI, MP4, MKV, H.264, XviD, DivX, Theora, Flash, WMV, RealVideo and QuickTime for video as well as a few image formats.
The most curious thing is that it edits some audio and video features like the color and the brightness, offers the possibility to include subtitles or generate some screen captures, something that can be very useful. Furthermore, it is possible to play various files simultaneously without the audio crossing being a problem, because the program itself will equal the volume. Moreover, one of the main functions is the one that allows to convert any file to a format that is compatible with various of the most popular gadgets like the PSP or the iPods.
On the other hard, one of the most interesting functions is the one that offers the possibility to view television. XULPlayer can, by means of an Internet connection, receive broadcasts via streaming from various channels with varied theme.