JSGF stands for Java Speech Grammar Format or the JSpeech Grammar Format (in a W3C Note). Developed by Sun Microsystems, it is a textual representation of grammars for use in speech recognition. Sun Microsystems Inc ( is a multinational vendor of Computers computer components Computer software, and Information technology services In Formal semantics, Computer science and Linguistics, a formal grammar (also called formation rules) is a precise description of a Formal Speech recognition (also known as automatic speech recognition or computer speech recognition) converts spoken words to machine-readable input (for example to keypresses JSGF adopts the style and conventions of the Java programming language in addition to use of traditional grammar notations.
The Speech Recognition Grammar Specification was derived from this specification. Speech Recognition Grammar Specification (SRGS is a W3C standard for how speech recognition grammars are specified