If you're a Native Instruments user, now is a great time to buy. I've been waiting anxiously for the Komplete 11 Ultimate upgrade to go on sale. 50% off, and I'm in!
(For those who don't know, Native Instruments makes music creation software - virtual instruments, samplers, keyboards, etc.)
50% off on bundles with keyboards, Maschine, and more
Login to your existing account, and the shopping cart will automatically reflect savings based on what you own already.
If you buy a la cart, there are good deals to be had as well.