IndexSWF is a freeware plug-in for Google Desktop Search that provides thumbnails for flash (swf) files in search results in Google Desktop Search.
Features that are not included into freeware version:
# Indexes and displays thumbnails for FLV flash video files;
# Indexes plain and HTML text inside .swf (flash) files;
# Provided width, height and duration information for each flash Movie;
# Provided thumbnails for flash files in Windows Explorer