No specific info about version 2.5. Please visit the main page of PyMOL on Software Informer.
Molegro Molecular Viewer is able to visualize most common molecular file formats
It's a design tool for generating 3D structures by specifying a design grammar.
ACD/ChemSketch is a drawing package that allows you to draw chemical structures.
Animation:Master is a versatile tool capable of bringing to life projects.
This is a VB6 program that generates the structure of Py4D Cinema 4D plugins.
ChemBio3D allow you to explore structure of chemical and biological models.