HDRsoft
Details: 15% off Photomatix and Photomatix Pro for Windows and Mac (includes plug-in and bundle)
stuckincustoms.com
Details: 10% OFF ALL ORDERS!
LucisArt
Details: $50 off on the purchase of LucisArt 3 and $70 on the purchase of Lucis Pro 6
EverImaging LTD
Details: 15% Off HDR Darkroom