Ogg is a free, open container format maintained by the Xiph.Org Foundation. The creators of the Ogg format state that it is unrestricted by software patents and is designed to provide for efficient streaming and manipulation of high quality digital multimedia.The Ogg container format can multiplex a number of independent streams for audio, video, text (such as subtitles), and metadata.
In the Ogg multimedia framework, Theora provides a lossy video layer. The audio layer is most commonly provided by the music-oriented Vorbis format but other options include the human speech compression codec Speex, the lossless audio compression codec FLAC, and OggPCM.
Here you can find ogg converter apps and learn how to burn discs, convert ogg to mp3, ogg to wma, ogg to wav, extract ogg from mp4, flv, 3gp and other formats.
With DVDVideoSoft freeware you can convert, edit and burn a lot of video, audio and image formats. Plenty video formats are supported: AVI (DivX, XviD, etc.), DVD, H.264, MPG, MPEG (MPEG-1, MPEG-2), MP4 (MPEG-4 for Sony PSP, Apple iPod, Blackberry, etc.), VOB, SWF, DVR-MS, DAT, QuickTime (MOV, QT), WMV, ASF, 3GP, 3G2, DV AVI, FLV, H.263, etc. Key audio formats are supported: WAV, FLAC, APE, OGG, MP3, MP2, WMA, AAC, M4A, AMR. Key image formats are supported: BMP, GIF, JPG, PNG, TGA, PDF.