This is where the need to becomes critical. Converting a backup file into a universal PDF format allows you to extract logs, file listings, or metadata without restoring the entire virtual machine.
If you insist on a purely browser-based experience, these tools offer web interfaces for VBK parsing (though they require high bandwidth): convert vbk to pdf online
There is a common misconception that you can upload a 200GB .vbk file to a website and download a PDF. This is where the need to becomes critical