Lonewolf is a free and open source to do list task manager application for Linux. Using Lonewolf, you can easily organize and track your tasks. You can create cards, organize with labels, manages lists, set due dates, add file attachments, write descriptions, markdown support, create check lists, add comments and many more. It is released under GNU General Public License v3.0.
How to Install Lonewolf on Ubuntu
Lonewolf is available as a flatpak package file from flathub. Open you terminal app (ctrl+alt+t) and run below Lonewolf flatpak install command. It will install the latest version of Lonewolf on your system.
flatpak install flathub site.someones.Lonewolf
After the installation you can open it using below command. You can also open it via the Show Apps menu from Ubuntu dock.
flatpak run site.someones.Lonewolf
Note: If you don’t have flatpak and flathub on your system, then install using below commands and restart it after the installation.
sudo apt install flatpak
flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
And uninstall it using below commands.
flatpak uninstall site.someones.Lonewolf
sudo flatpak uninstall site.someones.Lonewolf