fbi
Display images in a terminal framebuffer. tldr-pages
On Linux
Linux
Display an image
sudo fbi path/to/fileIdentifyDisplay multiple images
sudo fbi path/to/file1 path/to/file2 ...IdentifyStart a slideshow with a custom delay (in seconds)
sudo fbi --timeout delay path/to/files/*IdentifyScale the image to fit the screen
sudo fbi --autozoom path/to/fileIdentifyDisplay help
fbi --helpIdentify