This page of Bruno (thanks) gave me the hint to try all that out for my own FLICKR stream:
PICSWIEWER
bighugelabs ++
DARCKR
flickeflu
FLICKRIVER (the famous)
fluidr +++
flickrwall
PICCSR
portfotolio
FlickRooster – Photographers Ranking
FLICKRRANDOM
….more of that stuff on FLICKR HACKS