Install gausssum by entering the following commands in the terminal:
sudo apt update sudo apt install gausssum
Description:
parse and display Gaussian, GAMESS, and etc's output
GaussSum parses the output files of ADF, GAMESS, GAMESS-UK, Gaussian, Jaguar and PC GAMESS calculations to extract useful information. . GaussSum uses GNUPlot to display the progress of geometry optimisations, density of states spectrum, UV-VIS spectra, IR spectra, Raman spectra, and electron density difference maps. It can also display all lines containing an arbitrary phrase and more.
Homepage: http://gausssum.sourceforge.net
Version: 3.0.1.1-1
Section: universe/science