There are three primary ways to get Jmol running on your Linux system:
Jmol is an essential open-source Java viewer for chemical structures in 3D, widely used by students and researchers to visualize everything from small molecules to complex macromolecules. Because it is a Java-based application, it runs natively on Linux distributions including Ubuntu, Debian, and Fedora. jmol download linux
This is the most flexible method as it doesn't require a traditional "installation" and works on any distribution. Installing JMOL on UBUNTU [TUTORIAL] There are three primary ways to get Jmol