Actual Technologies - Developers of affordable, easy to use ODBC drivers for Macintosh OS X, connecting Mac Excel and FileMaker to Microsoft SQL Server, Oracle, Sybase, MySQL, PostgreSQL and Microsoft Access. Site also available in Spanish, French and German. - http://www.actualtechnologies.com/
SQLSummit.com - Catalogue of ODBC drivers with supported data sources and vendor contact information. - http://www.sqlsummit.com/ODBCVend.htm
Microsoft ODBC - Open Database Connectivity (ODBC) is an application programming interface (API) for database access. It is based on the Call-Level Interface (CLI) specifications from X/Open and ISO/IEC for database APIs and uses Structured Query Language (SQL) as its dat - http://msdn.microsoft.com/library/default.asp?url=/library/en-us/odbc/htm/odbcstartpage1.asp