Hey guys, i am in need of an emulator that can launch homebrews....note, i dont plan on using any commercial psp games, I do not care

I mainly use my mac (running snow-leopard) to program opposed to my pc and it would help me majorly if there is an emulator anyone might know of that they can leave a link to...
having an emulator to test my homebrew games will speed things up 10x

no need to worry about a pspsdk either, I have one already installed on my mac and devkitPro installed on my pc, I have a UNIVERSAL work area