Helicon Focus - Focus stacking software: a post-processing technique that extends the depth of field in your photographs.
PTgui - PTGui is panoramic stitching software.
Hugin - Hugin is an easy to use cross-platform panoramic imaging toolchain based on Panorama Tools.
Enblend/Enfuse - Enblend combines images that overlap into a single large image with no seams.
PanoramaStudio - PanoramaStudio can create seamless 360 degree and wide angle panoramic images.
CombineZP - CombineZ is a computer program which runs on the newer versions of the Windows operating system.