slackbuilds/graphics/nsxiv/README

Nsxiv is a fork of now unmaintained sxiv with the purpose of being a
drop-in replacement of sxiv, maintaining it and adding simple,
sensible features. nsxiv is free software licensed under GPLv2 and
aims to be easy to modify and customize.

Features:

 - basic image operations, e.g. zooming, panning, rotating;
 - customizable key and mouse button mappings (in config.h);
 - script-ability via key-handler;
 - thumbnail mode: grid of selectable previews of all images;
 - ability to cache thumbnails for fast re-loading;
 - basic support for animated/multi-frame images (GIF/WebP);
 - display image information in status bar;
 - display image name/path in X title.