A modern CD ripper will not only extract the CDDA audio portion of a CD, but also encode it (functions like encoder) on the fly into an audio compressed file format such as MP3, Vorbis or FLAC. An MP3 encoder compresses the WAV file so that it is about one-twelfth the size of the original digital sound file. It will often also aid in naming the files according to the title, artist and song numbering information from audio CD databases like CDDB or MusicBrainz.
Some audio products provide all three programs together as a package.
The first CD ripper was CDDA2WAV from Xing. Nowadays there are many rippers; two of the more popular ones are CDex for Microsoft Windows and GRIP for Linux, both of which produce both MP3, FLAC and Vorbis files as well as automating CDDB lookups.
Some CD rippers include:burning" (writing to a CD). You can create CDs from audio files using