1) dvd decrypter
One of the best (& free!) DVD rippers out there.
if you want to backup your dvd collection
it can even strip the copyprotections and the region code
you can copy it to a new disk also.
2) musicmatch jukebox :
an "all-in-one" packetch.
you can ripp your cd's to MP3's (or other formats).
you can burn with the program.
it's an multi mediaplayer
you can create your own cd covers
etc.