IronMeta is an implementation of Alessandro Warth's OMeta metaprogramming system in C#. It provides a packrat parsergenerator that generates parsers for Parsing Expression Grammars that operate on arbitrary streams of objects.
The Chilon Library is a C++0x utility library. The most advanced parts are a command-line argument parser and a parsergenerator library based on parsing expression grammars with built in AST generation abilities.
XML Simple Parser is a parser and generator for xml files which is kept as easy and lightweight as possible. Its intended for use in games or other applications to store data in xml files and for sure also for reading it from there.
Open and cross compilant C++ Library, threading, mutexes,events, Callbacks, Xml Serialization, XML parser and generator , and a powerfull C++ code profiler. All the code is well documented and lots of examples are avalaible, easy to use.
The UCL MDA Tools are lightweight Model Driven Architecture tools developed at University College London. They include a JMI generator implemented using the velocity template engine, an OCL type checker, and a parser for textual MOF models.