1. Antlr3antlr v3 repository (pulled from p4 with history from //depot/code/antlr/antlr3-main
2. AntlrcsThe C# port of ANTLR 3, StringTemplate 3, and StringTemplate 4
4. Antlr4ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.
7. Antlr4 CppC++ target for ANTLR 4, including templates and runtime
8. Grammars V4Grammars written for ANTLR v4; expectation that the grammars are free of actions.
10. CodebuffLanguage-agnostic pretty-printing through machine learning (uh, like, is this possible? YES, apparently).
12. symtabGeneric symbol table for lexically/statically scoped languages