If you are inspecting the contents of the .rar file, you will likely find:
: Files like libodb-sqlite or libodb-mysql tailored for specific database backends. 2.5.0.B.13.X64.rar
: The common runtime library required by all ODB-mapped applications. If you are inspecting the contents of the
This version is part of a specialized toolset that automates the mapping between C++ classes and relational databases (like SQLite, PostgreSQL, or MySQL). The "X64" designation indicates it is built for 64-bit systems. Key features introduced or refined in this version include: 2.5.0.B.13.X64.rar