ADOdb is a database abstraction library for PHP. There is also a Python version.
The PHP version currently supports an amazing number of databases, thanks to the wonderful ADOdb community: MySQL, PostgreSQL, Interbase, Firebird, Informix, Oracle, MS SQL, Foxpro, Access, ADO, Sybase, FrontBase, DB2, SAP DB, SQLite, Netezza, LDAP, and generic ODBC, ODBTP. The Sybase, Informix, FrontBase and PostgreSQL, Netezza, LDAP, ODBTP drivers are...
Debug Wrapper library is an alpha library which set wrapper on some glibc functions such fopen,fclose,unlink,.. and trace all IO access. This project has been stop because it duplicate some functionality of last Valgrind version.
A C wrapper library providing a common, database-independent API for vendor-specific database implementations, such as MySQL/C, PQ, etc.