In this article, we are going to learn how to install Gpicview best image viewer in Ubuntu 19.04. Gpicview is an open-source application used to view pictures, images. It’s a nice lightweight image viewer application that comes with some cool features like any other image viewer application i.e. It supports image formats like TIFF, PNG, JPEG. and so on, rotate images as you like, zoom in & out, if you have so many images then can start the slide show to change the images one by one automatically