Yad
Yad (yet another dialog) is a fork of Zenity with many improvements, such as custom buttons, additional dialogs, pop-up menu in notification icon and more. It's useful for creating quick and easy GUIs for shell and batch scripting.
9menu
create a menu to run commands
gxmessage
a GTK-based xmessage clone
VisualWX
Visualwx aims to be the ultimate RAD tool, designed for c++, python, perl, ruby, lua and wxWidgets. Still there are many thing ...
wxglade
dialog
display dialog boxes from shell scripts. Curses based. Works in console mode.
wxFormBuilder
wxWidgets is an excellent framework that enables the creation of multi-platform applications with and without a graphical user ...
MessagePop
MessagePop is a simple application designed to help you convey a message to the computer user. The program allows you to speci ...
wxSmith
wxSmith is a Code::Blocks plugin for RAD editing of wxWidgets applications.
Glade
Glade is a RAD tool to enable quick & easy development of user interfaces for the GTK+ toolkit and the GNOME desktop envir ...
Zenity
Zenity is a tool that allows you to display GTK dialog boxes in commandline and shell scripts.
wxDev-C++
wxDev-C++ is an extension of Bloodshed Dev-C++ by Colin Laplace et. al. This program helps you to create dialogs and frames fo ...
KDialog
Show KDE dialog boxes from shell scripts
whiptail
display dialog boxes from shell scripts
xmessage
display a message or query in a window (X-based /bin/echo)
CocoaDialog
CocoaDialog is an OS X application that allows the use of common GUI controls such as file selectors, text input, progress bar ...