No specific info about version 2.3. Please visit the main page of GPS/CAD converter on Software Informer.
TCX Converter allows converting between TCX and other files.
ITN Converter converts routes between different file formats.
It can convert between Google Earth KML files and CSV files.
Lat Long Converter is a free latitude and longitude coordinates conversion tool.
It converts among the three popular CAD drawings’ formats: DXF, DWG, and DWF.
It allows you to convert batches of files from one file format to another.