SableCC

SableCC
Stable release	3.7
Preview release	4-beta.4
Written in	Java
Platform	Java Virtual Machine
Type	Parser/scanner generator
License	GNU Lesser General Public License
Website	http://www.sablecc.org/

SableCC is an open-source compiler generator (or interpreter generator) in Java. Stable version is licensed under the GNU Lesser General Public License (LGPL). Rewritten version 4 is licensed under Apache License 2.0.

SableCC includes the following features:

Deterministic finite automaton (DFA)-based lexers with full Unicode support and lexical states.
Extended Backus–Naur form grammar syntax. (Supports the *, ? and operators).
LALR(1) based parsers.
Automatic generation of strictly-typed abstract syntax trees.
Automatic generation of tree-walker classes.

References