aXimg vs Keyframes

aXimg is an open-source image browser, viewer, and processor for Linux aimed at photographers. It allows organizing, browsing, rating, and tagging images with keywords quickly and efficiently.

Keyframes is a free and open-source animation software focused on cut-out style animation. It has simple tools for drawing, animating, and rigging 2D characters for cartoons and other productions. Keyframes makes it easy to create frame-by-frame animations.