You can download the latest version of the tool via the official release link: Download MCT OFP Extractor (Latest Version)
There are three legitimate reasons why people search for this tool:
Before understanding the extractor, you must understand the target. An .ofp file is a proprietary firmware package format primarily used by (and sometimes OnePlus and Vivo) for distributing stock ROMs (Read-Only Memory firmware).
Click the "Extract" button and wait for the process to complete. Once finished, you will see rawprogram.xml
Once you have successfully downloaded the tool, follow these steps. Assume you are using Windows 10/11.