Problemless Grammar and Parser in Java
E Integrated Development Environment Targeting All Systems
C# lexer and parser
a DSL for type systems, reduction rules, interpreters for Xtext langs
An object oriented language for concurrent software development
Better Modularity, Better Concurrency
A simple programming language for teaching language theory
An experimental programming language
A Proof of Concept for programming in English
The fast lexer generator for Java
A PEG based parser generator, with advanced features
Parser Generator based on Coco/R
A piece of useless crap