Regarding the ABAP Extractor 8 developed by CAST 7digits, this page explains how to check the version used to extract the SAP application.
Applicable in CAST Version
|Microsoft SQL Server|
For the Source Extractor 8.0, the version used is defined on the top of the log file Extraction that is embeded in the Extraction zip.
The name of the log is : LOG_<YYYY><MM><DD><Time>.log