The presentations use the beamer template for LaTeX.
To install (on Debian/Ubuntu/...) :
apt-get install latex-beamer texlive-fonts-recommended
To compile a tex file and generate a pdf :
pdflatex presentation.tex
To create handouts, add "handout" to the class options
\documentclass[14pt,handout]{beamer}
These presentations are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, unless otherwise specified : http://creativecommons.org/licenses/by-nc-sa/4.0/