Ppt2pdf is a project mainly written in Shell, based on the GPL-3.0 license.
Bash script to convert ppt document to pdf document using jodconverter
Convert ppt document to pdf document using JODconverter and OpenOffice.org
Usage: ppt2pdf.sh [options] [filename] options: -r: Recursive, -a: All file in this directory, -y: Answare YES to all question, -v: Verbose (if not use default is 1), -d: Include doc file, -e: Erase original file, -q: Ask before erasing, -h: Usage. verbose: 0 no output, 1 a little bit of info, 2 a lot of info.
GPL v3.0