CombineZM is more than just an image stacking software that allows you to present your pictures in various different formats including still, 3D, movie and as a slide show. It is a freeware picture viewing application that's feature-rich.
Here are some screenshots to illustrate the features and user interface of this application:
ART (Another RAW Therapee)
Chasys Draw IES
FotoWorks XL
draw.io Desktop
DxO PhotoLab