SQLAPI++ - SQLAPI++ is C++ library for accessing SQL databases (Oracle, SQL Server, Sybase, DB2, InterBase, SQLBase, Informix, MySQL, Postgre, ODBC, SQLite, SQL Anywhere).
CData ODBC Drivers - Live data connectivity from any application that supports ODBC interfaces.
CppDB - SQL Connectivity Library - CppDB is an SQL connectivity library that is designed to provide platform and Database independent connectivity API similarly to what JDBC, ODBC and other connectivity libraries do. http://cppcms.com/sql/cppdb/
SimbaEngine X - ODBC & JDBC Driver Development Environment
dotConnect - Ultimate solution for developing data-related .NET applications
CData JDBC Drivers - Connect to data from Java/J2EE Apps. Access live data from BI, Reporting, ETL Tools, Custom Apps, and more.