It also provides support for audio and video formats that Quicktime does not support, such as FLAC and Ogg. Its name is a play on the word burn, a term used for the writing of information onto a disc through the use of a laser.ĭiscs can be burned directly through Mac OS X, but Toast provides added control over the process as well as extra features, including file recovery for damaged discs, cataloging and tracking of files burned to disc. Roxio Toast is an optical disc authoring and media conversion software application for Mac OS X.