Adobe Photoshop
CorelDRAW
ACDSee
Xara Photo & Graphic Designer
Picasa
Windows Live Photo Gallery
XnView
Adobe Photoshop Lightroom
Zoner Photo Studio
FastStone Image Viewer
ACDSee Photo Manager
FastPictureViewer Professional
Adobe DNG Converter
Adobe Photoshop Camera Raw

darktable

Adobe Photoshop
Picasa
Snap Converter