Inqlude provides a comprehensive listing of all existing libraries for developers of applications using the Qt toolkit. Inqlude is run by the community and open for contributions.
Code generation library
Kode is a collection of code generation and XML helper tools. It contains libkode, a helper library for programmatic generation of C++ code, the program kode for generation of C++ template files and kxml_compiler for generation of C++ classes representing XML data described by RelaxNG , W3C Schema, or example XML schemas.