LiteSQL is a codegenerator and C++ library that integrates C++ objects tightly to relational database and thus provides an object persistence layer. LiteSQL supports SQLite3, PostgreSQL, MySQL and oracle as backends.
weatherdb makes weather data accessible from geographers: it maintains real-time MySQL databases of meteorological data retrieved from the Web and Unidata LDM, and provides CGI for catalog and OGC Web Map Service.