Until Feb. 2013, there was a VPython mailing list whose archives may be found at https://sourceforge.net/mailarchive/forum.php?forum_name=visualpython-users. Please do not write to that list; instead post on the VPython 7 or GlowScript VPython user forum.
Plans for the future
Galleries of VPython programs
Presentations about VPython
A blog article on A time line for VPython development by Bruce Sherwood.
A brief technical presentation on the relationship between GlowScript VPython and VPython 7.
A poster on the relationship between GlowScript VPython and VPython 7 in a Jupyter notebook.
For developers: In-depth technical documentation
Textbooks that include the use of VPython
Computational Physics: Problem Solving with Python Rubin H. Landau, Manuel J. Páez, Cristian Bordeianu (2015)
Computational Physics with Python Mark Newman (2012)
An Introduction to Statistical Mechanics and Thermodynamics Robert H. Swendsen (2012)
Equilibrium Statistical Physics With Computer Simulations in Python Leonard M. Sander (2013)
Soil Physics with Python: Transport in the Soil-Plant-Atmosphere System Marco Bittelli, Gaylon S. Campbell, and Fausto Tomei (2015)