License renewal note: Penn Chemistry’s license for PyMOL expires on 9/1. Please contact for an updated license file to avoid any interruption of your research using PyMOL.

PyMOL is available for no charge to Penn Chemistry researchers (click here for license request only if you are a Penn Chemistry researcher). Browse for this file when PyMOL asks you to activate it upon starting.

For technical support issues, please email:
The community-maintained Wiki documentation server:
Additional PyMOL-related links can be found in the “Links to External
Sites” section of the PyMOL Support page: