TOAD is a library for the X Window System. It allows developers to write programs using...
Town is a 100 percent pure Java API that sits on top of the JDBC API.
wxWindows is a free cross-platform toolkit in C++ that comes with Python bindings.
Added Jun 21, 2001
XArm library is a C++ wrapper for the Motif library.
Xclasses is a C layout library for the X Window System.
Xdialog converts any terminal-based program into a program with an X Windows interface.
Added Dec 11, 2001
Xstep is a small toolkit for X applications written in C/C++.