Pokemon Blue Rom Boycott Where Can I Get A Good Emulator And Pokemon Red Or Blue ROM For A Mac?

Where can I get a good Emulator and pokemon red or blue ROM for a mac? - pokemon blue rom boycott

Everywhere I looked serious, so if someone could help me, I appreciate it: D

and I've tried before the boycott, and every time I play on the ROM to its only a black screen ....

HELP!