August 17th, 2013.
Version 1.2 of Q-emuLator for OS X has been released, allowing a limited free trial mode for unregistered users. (For a detailed list of all changes in this update, see the version history)
Q-emuLator for OS X emulates the following QL hardware:
display (512x256x4, 256x256x8)
Aurora and Q60 video cards
file system (access to Mac files, QDOS floppy disks, QXL.WIN files, .ZIP and .QLPAK packages, microdrive and floppy images)
built-in ram disk
partial Gold Card emulation (to allow SMSQ/E to run)
System requirements: Mac with an Intel processor and OS X version 10.5 or later.
(If you have a PPC Mac and OS X 10.4 or earlier, you may still be able to run the old version for 68k Macs (442KB).)