Download of ODAFileConverter 20.8.0 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this free Mac application is Open Design Alliance. ODAFileConverter for Mac lies within Design & Photo Tools, more precisely Converters. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
ODA File Converter is an application designed for converting between different versions of DWG and DXF files. The program features a graphical interface and a command-line interface and accepts the following inputs: Source directory, Target directory, Input file filter, Output version/type, Recursive flag, and Audit flag.
You may want to check out more Mac applications, such as Image Data Converter, MPG Converter or PDF2JPG, which might be related to ODAFileConverter.