www.pymol.org

On Windows

• Execute the .msi installer and follow the setup wizard

On a Mac

v1.5.0 and later

The Volume Ramp Editor and and the Molecular Builder are only available in the PyMOLX11Hybrid version of MacPyMOL.  Please rename the downloaded "MacPyMOL.app" to "PyMOLX11Hybrid.app" to enable this functionality.

v1.4.1 and before

• Unzip MacPyMOL by double clicking it.
• Move the MacPyMOL.app file to your Applications directory
• The Volume Ramp Editor and and the Molecular Builder are only available in the PyMOLX11Hybrid version of MacPyMOL.  Please rename the downloaded "MacPyMOL.app" to "PyMOLX11Hybrid.app" to enable this functionality.

On Linux

• Move the .tar.bz2 file to the desired location on your hard drive
• Unpack the .tar.bz2 file, e.g.: tar -jxf pymol-v1.3r1-Linux-x86_64-TclTk8.4.tar.bz2
• Move into the newly created "pymol" directory and execute the setup.sh script:
  cd pymol/
  sh ./setup.sh
• Follow the instructions printed to the terminal