Stocks available from Bloomington that contain a fluorescent protein alone regulated by a sequence other than UAS, QUAS or lexAop can be found here. These fluors are not generally fused to another protein unless the purpose of the fusion is to tag the fluor in some way - for instance, to direct it to a particular cellular compartment.
GFP* = this is GFP to the best of our knowledge. The specific variant is unclear.