antlr4: antlr4 (language tool) antlr4: antlr4: ANTLR, ANother Tool for Language Recognition, is a language tool antlr4: that provides a framework for constructing recognizers, interpreters, antlr4: compilers, and translators from grammatical descriptions containing antlr4: actions in a variety of target languages. antlr4: antlr4: This package contains the C++ runtime library only. antlr4: antlr4: Project URL: https://www.antlr.org/ antlr4: