>> ABNF file

ABNF file format description

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

1 filename extension(s) found in our database.

.abnf - Augmented Backus-Naur Form

The ABNF data files are related to APG. ABNF file is Augmented Backus-Naur Form. Augmented Backus-Naur form (ABNF) is a metalanguage based on Backus–Naur form (BNF), but consisting of its own syntax and derivation rules.

Data files
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Augmented Backus-Naur Form related extensions:
ProGen 2 Protocol Data
SAS XPORT Transport File
Mozilla Mail Folder Summary Data
Mozilla Address Book
TIBCO Spotfire Graph Definition
Game Maker Sprite

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

Can't open a .abnf 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 .abnf file extension is often given incorrectly!

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

abf, abn, anf, bnf

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Adobe Binary Format Font
Alpha Five Database Export
ANSYS Neutral File
Backus-Naur Form File

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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