Name Release MS Version ROM 9digit extensions comment Commodore BASIC 1 1977 Y Y CBM OSI BASIC 1977 1.0 REV 3.2 Y N - AppleSoft I 1977 1.1 N Y Apple CONFIG_11 KIM BASIC 1977 1.1 N Y - CONFIG_11A Commodore BASIC 2 1979 Y Y CBM CONFIG_2 KBD BASIC 1980 Y N KBD MicroTAN 1980 Y Y -