1.3b1 OSX (255K): HTTP FTP

Previous releases:

OSX

1.2b1 OSX (246K): HTTP FTP
1.1b3 OSX (244K): HTTP FTP
1.1b2 OSX (204K): HTTP FTP
1.1b1 OSX (204K): HTTP FTP

OS9

1.1b3 OS9 (124K): HTTP FTP
1.1b2 OS9 (108K): HTTP FTP
1.1b1 OS9 (108K): HTTP FTP
1.0b3 (140K): HTTP FTP
1.0b2 (136K): HTTP FTP
The Mac OS 9 distribution is compressed with StuffIt. You can download StuffIt Expander here.