The Wellsite Information Transfer Specification (WITS) is a specification for the transfer of drilling rig-related data. This petroleum industry standard is recognized by a number of companies internationally and is supported by many hardware devices and software applications.
WITS is a multi-layered specification:
Though still in active use as of 2013, the specification has been superseded by the XML-based WITSML.
References
Wellsite Information Transfer Specification Wikipedia(Text) CC BY-SA