Which ODBC Driver should I get?

There are many ODBC Drivers out there on the market both free and commercial; here is a list of some of the drivers available:

MAC

Free

MySQL – MySQL
FileMaker – FileMaker

Commerical

Actual Technologies – SQL Server, MySQL, Postgre SQL, SQLite, Oracle, Sybase and Access
Openlink Software – MySQL, Oracle, PostgreSQL, Sybase, SQL Server, Firebird, Access and much more

WINDOWS

Free

Microsoft – SQL Server
MySQL – MySQL
Oracle Corporation – Oracle

Commerical

Openlink Software – MySQL, Oracle, PostgreSQL, Sybase, SQL Server, Firebird, Access and much more
DataDirect – MySQL, SQL Server, PostgreSQL, Sybase, Oracle, Foxpro and much more