Micro64 v1.00.2012.01.07 Build 660 is released. Micro64 is a freeware commodore c64 emulator. Currently micro64 has two different VIC II emulation modes: cycle exact (default, works fine) and half-cycle exact (next-gen, rudimentary implementation – currently damn slow).

Micro64 v1.00.2012.01.07 Build 660 Changelog:
- Added Alt+F1 as alias for F9 + menu-key
- Added experimental 64-bit Mac OS X build

Download: Micro64 v1.00.2012.01.07 Build 660
Source: Here