Qt5-based image viewer PhotoQt
Various image viewers are available under Linux, but if you want to view RAW images, the choice becomes considerably restricted. You are left with veterans like Geeqie [1] and Shotwell [2]. Both offer far more than merely displaying the many different formats – each in their own way.
PhotoQt [3] – a relatively young project – is now trying to gatecrash the veteran party. Its first release, version number 1.2, dates back to January 2015. This article is based on the current 1.5.1 version. Many repositories already contain the software, and the installation does not typically cause any problems. On the homepage, you will find instructions for many distributions. On Ubuntu version 15.04, you can do:
$ sudo apt-add-repository ppa:lumas/photoqt $ sudo apt update $ sudo apt install photoqt
[...]
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