: Use a tool like 7-Zip to "Open Archive" rather than "Extract" first. Look for a readme.txt or .nfo file inside, which usually contains the developer's notes and version history.
Providing the context of where you found it could help pinpoint the exact version. Onyx 2.0.1, or remastered, or something.7z
: The name Onyx is also tied to high-end audio hardware and digital-to-analog converters (DACs). A "2.0.1" file could be a community-made firmware update or a specialized driver pack for devices like the Onix Alpha DAC Go to product viewer dialog for this item. . Safety and Usage Notes : Use a tool like 7-Zip to "Open