Yacc is a programming language recognized by GitHub Linguist and used with .y, .yacc, .yy.
Quick facts
What is Yacc
Yacc is a programming language recognized by GitHub Linguist and used with .y, .yacc, .yy.
GitHub Linguist classifies Yacc as a programming language, typically using extensions such as .y, .yacc, .yy.
File extensions:
Related languages
Frequently asked questions
Yacc is a programming language recognized by GitHub Linguist and used with .y, .yacc, .yy.
Common extensions include .y, .yacc, .yy.
Sources & standards
Updated 2026-08-18
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