System File Type – bnf

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System File Type

bnf

Code
Windows Explorer icon for the bnf file type in OneDrive folders

Overview

A text file containing grammar rules in Backus-Naur Form or a related notation.

Characteristics

Plain text organized as production rules that define valid syntax; exact dialects vary by project.

Common Uses

Language grammars, parsers, protocol syntax, validation, and documentation.

Compatible Programs

  • Visual Studio Code
  • ANTLRWorks
  • Notepad++

Sources

bnf Available by Year Taken/Created

bnf — Live from Microsoft

Secure, read-only view focused directly on the bnf file-type folder.