E-UAE is an OSX amiga Emulator, it is out of date though.
PUAE is a new one taking E-UAE and adding the changes that Toni has done for Winuae, but it is currently in beta stage so it is a little buggy, and hasn't got a complete GUI yet.
http://eab.abime.net/showthread.php?t=58230You will need to get roms from you amiga. There is software on aminet todo that. transrom i think is it's name.
