XAnim  is a program that can display animations of various
formats on systems running X11.  XAnim currently  supports
the following animation types:

FLI animations, FLC animations, IFF animations,
GIF87a, GIF89a, GIF89a animation extension
DL animations, Amiga PFX(PageFlipper Plus F/X) animations,
Amiga MovieSetter animations (For Eric Schwartz fans),
Utah Raster Toolkit RLE images and animations,
AVI animations, MPEG  animations, WAV audio files

XAnim also provides various options that allow the user to
alter colormaps, playback speeds, looping  modes  and  can
provide on-the-fly scaling of animations with the mouse.

LICENSE: freely used, copied and redistributed without fee for non-commerical purposes