Tumbler is a D-Bus service for applications to request thumbnails for various
URI schemes and MIME types. It is an implementation of the thumbnail management
D-Bus specification described on <a href="http://live.gnome.org/ThumbnailerSpec">http://live.gnome.org/ThumbnailerSpec</a> and
extensible through a plugin interface or via specialized thumbnailer services
implemented in accordance to the thumbnail management D-Bus specification.
There is no official package available for openSUSE Leap 15.4