XnConvert - XnConvert is an easy image converter for graphic files, photos and images available on Windows...
DAZ 3D - Daz 3D, 3D Models, 3D Animation, 3D Software
Photopus Pro - Photopus Pro is an easy to use batch image processing to simplify the process to convert, add watermarks (text and image), resize, transform, touch-up, rename, and apply effects to your digital images.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Online Image Converter - Online Image Converter converts your BMP, JPG, PNG, GIF or ICO files quickly and easily.
MakeHuman - MakeHuman is a free, open source, interactive modeling tool for creating custom 3D human characters.