nomacs – Image Lounge is licensed under the GNU General Public License v3 © Markus Diem, Stefan Fiel, and Florian Kleber, 2011 – 2020

Windows (7/8/10)

Windows (2000/XP/Vista)

Click here for older versions


We maintain a flathub app. We recommend installing nomacs from there if you want to have the latest version.

Ubuntu and Linux Mint

nomacs is available in the “universe” repository of Ubuntu. Just install it using your favorite package manager. Translations can be added with sudo apt-get install nomacs-l10n. Install the heif plugin to load heif images.


nomacs is included in the official repositories.

Arch Linux

nomacs is available as an AUR package.


repositories (Tumbleweed, Factory, 12.1, 11.4)


  • Update your FreeBSD repository and change directory to /usr/ports/graphics/nomacs (if your repository directory is the default, otherwise change to the particular directory)

  • Build and install nomacs by typing:

    make install clean


.7z package

Other Linux distribution

If there is no package available for your favorite distribution, you can download the sources and compile nomacs according to the compile instructions.


nomacs uses these libraries

  • OpenCV
  • Qt
  • LibRaw
  • Exiv2

Herbie – Diagnostics

Herbie is a small cpu monitoring tool. Download