UDUNITSThe UDUNITS package supports units of physical quantities. Its C library provides for arithmetic manipulation of units and for conversion of numeric values between compatible units. The package contains an extensive unit database, which is in XML format and user-extendable. The package also contains a command-line utility for investigating units and converting values.


Training and Tutorials

Training for the UDUNITS package is not currently offered.

For UDUNITS Developers

UDUNITS is an Open Source project led by developers at the Unidata Program Center. If you're interested in contributing to the project, you might be interested in these resources: