Nomacs Image Viewer Software

Nomacs is a free and open source image viewer application for Windows, Linux, and macOS. It is released under GNU General Public License v3.0. Using Nomacs, you can view the image and some other details like thumbnails, metadata, histogram, file history and more. It comes with file explorer, console, image editing features like resize, rotate, background color, flip, invert image, make image grey scale, sharpen the image, crop image and more.


Download Nomacs

How to install Nomacs on Ubuntu

Nomacs is available as a flatpak package file and from the Ubuntu universe repository . Open the terminal software (ctrl+alt+t) and run below Nomacs apt install command.

sudo apt install nomacs -y

After the installation you can open it using below command or via show applications menu.


And also uninstall Nomacs using this command.

sudo apt remove nomacs

Install Nomacs via Flatpak:

First install the flatpak and flathub on your system and restart it after the installation.

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Install flatpak and flathub

After that open the terminal app and run below Nomacs flatpak install command. It will install the latest version of Nomacs on your system

flatpak install flathub org.nomacs.ImageLounge

And open Nomacs using below command.

flatpak run org.nomacs.ImageLounge

And uninstall Nomacs using below commands.

flatpak uninstall org.nomacs.ImageLounge


sudo flatpak uninstall org.nomacs.ImageLounge

That’s it.

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