You can download the ODBC Administrator from here.
http://support.apple.com/kb/DL895?vi...S&locale=en_US


and the ODBC Manager from here:
http://www.odbcmanager.net


And the MySQL ODBC driver that is most recommended for Mac from:
http://www.actualtech.com


They also offer a MSSQL ODBC driver for the Mac too.