imageindex binary package in Ubuntu Focal i386

 Imageindex generates standards-compliant static HTML galleries of images
 (usually JPG photos, but can deal with images of just about any format).
 Some features:
 .
    * Only out-of-date thumbnail/medium images are generated
    * Captions come from comments embedded in images (never get lost!)
    * Output is customizable with CSS stylesheets
    * Can fetch EXIF header data from digicam photos
    * Can optionally recurse directory trees
    * Index, detail, slide, and frame views
    * Can use mplayer for dealing with video files.

Source package