In a sort of opposite situation, you may find that you have more than one program installed that supports FORGE files and one is the default. However, because those programs don't recognize the FORGE format by default, instead of just double-clicking on the FORGE file and expecting it to open, you'll have to open one of those file extractors first and then browse for the FORGE file from within the program. Although I don't have a FORGE file myself to test this, it's possible you can just use a to open it - my favorites are 7-Zip and. Tip: If you're having troubles with a specific FORGE file, it's best to either reinstall the game or, if you're, to in an effort to replace the broken or missing.FORGE file. You'll need a program like to open the archive that Maki is saved within.
It should be able to extract some or all of the different components that make up the FORGE file. However, there is a small, portable tool for Windows called that can open FORGE files.