The QuarkXPress Document Converter is a free, standalone application designed specifically to convert "legacy" documents into a format that modern software can recognize.
QuarkXPress Document Converter: A Verified Guide to Legacy File Conversion
Once converted to version 9.1, these files can be opened seamlessly in QuarkXPress 10, 2022, 2025 , and beyond. Key Features and Benefits
It converts documents created in QuarkXPress 3.x through 6.x .