Simple project management software for Ubuntu
Ideal for developers, contractors and other IT professionals or anyone who needs a tool to track time against a project.
Proplan lets you easily organise related content, track file changes and roll back to earlier state.
After downloading the DEB file using the link above you can generally install the application by double clicking the downloaded file. This could use the software center or GDebi.
Alternatively use the terminal with the following command:
sudo apt install ./proplan_1.2.4-0ubuntu2_all.deb