Scrover
Sources
Scratch 2.0 Sources
WayBackMachine (Primary Consept of Scratch 2.0)
Scratch (Secondary Consept of Scratch 2.0)
Oldweb.today (Third Consept of Scratch 2.0)
Scratch 2.0 Sourcecode from gifthub
Scratch 1.4 Sources
Not sure yet, but we will get to that soon, if recoving 2.0 fails eventually...