Cross-end and cross-framework native UI component library
A syntax highlighting, code folding text component written in Swing
Python module to build dialogs for terminal-based applications
A reactive, card-based UI framework built on UIKit for iOS developers
HP-41cx Emulator
argp for bash (wrapper for getopt)
OpenNum lets you distribute solvers with a nice graphical interface
A GTK+-3 widget to display data
A GTK-3 widget to display data
An Adobe/Apache Flex-like Haxe/HTML/JavaScript Framework
Powerful iOS UI framework implemented by Objective-C.
Perl extension for the GNU Readline/History Library
An alternative menu system for Tcl
Virtual Scrolling without a frame or canvas wrapper
Tao3D is a programming language for real-time interactive 3D
TangramKit is a powerful iOS UI framework implemented by Swift
Qt UI Development Library