>> JMA file

JMA file format description

Many people share .jma files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .jma file can be edited, converted or printed with. On this page, we try to provide assistance for handling .jma files.

1 filename extension(s) found in our database.

.jma - NSRT Compressed Game ROM

The JMA archive files are related to NSRT. JMA file is an NSRT Compressed Game ROM. NSRT is Nach's SNES (Super Nintendo Entertainment System) ROM Tools. This utility provides many useful features for managing your SNES ROMs. The NSRT seems to be no longer supported.

Archive files
- / -
NSRT Compressed Game ROM related extensions:
Astrotite 200X Archive
Total Commander Cached Button Bar Icons
McMyAdmin 2 Backup Archive
SecretAgent 5 Encrypted Archive
Compressed File
Commodore 64 Lynx Archive

Naturally, other applications may also use the .jma file extension. Even harmful programs can create .jma files. Be especially cautious with .jma files coming from an unknown source!

Can't open a .jma file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .jma file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

hma, ima, ja, jam, jm, jmx, kma, ma, mma, nma

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

WinImage Disk Image
Zemax Image Surface Data
AIM Greyscale Image
jMusic Music Score
ImageMixer Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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