To quote: Hi. The author of this application (Name: doobz) did not give permission for it's release. He claimed he was close to ready, but then he vanished and no one has seen him in months. We do not know of his location or status. It is a mystery.
As such I'm releasing the last version of the tool he provided prior to his disappearance.
Official RetroXMB README (Partial)
RetroXMB is an app that makes it easy to install content on your PS3 XMB. I was sick of using "managers" to load other apps, i wanted it to be like the psp era where you clicked the icon and the app started. So this is my attempt at that