PA.c Platform 14.2 (Sep 28, 2016). Please donate.
300+ apps including *new* WinMerge 2011 (Oct 14, 2016)
Over 500 million downloads
I Think You Sould Make A Winrar portable For All Those Winrar FANS!!!!!
First, WinRAR is commercial software. Second, 7-zip Portable is just as good, but it's open source and free... and already available.