
Glade
Glade is a RAD tool to enable quick & easy development of user interfaces for the GTK+ toolkit…
18 Alternatives To Glade
Batch MessageBox
Display message boxes from Windows batch files and command line programs.
CodeBlocks
Code::Blocks is a free C++ IDE built to meet the most demanding needs of its users.

GNOME Builder
Builder is an IDE for GNOME that is focused on bringing the power of the platform to more…
Gtkdialog
Gtkdialog is a small utility for fast and easy GUI building.
KDevelop
KDevelop is a free, open source IDE (Integrated Development Environment) for Linux, Solaris, FreeBSD, Mac OS X and other Unix flavors.
Netbeans
NetBeans IDE 7.0. Develop desktop, mobile and web applications with Java, PHP, C/C++ and more. Runs on Windows, Linux, Mac OS X and Solaris. NetBeans IDE is open-source and free.
NirCmd
NirCmd is a small utility that allows you to do many useful tasks from command-line, without displaying any user interface: change your display settings, turn off your monitor, open the door of your CD-ROM drive, and more…
PyDialog
Full Qt5 based dialog alternative to KDialog.

Typeform
Create beautiful, next-generation online forms with Typeform, the form & survey builder that makes asking questions easy & human on any device. Try it FREE!
Webix Form Builder
Webix Form Builder tool is intended to speed up the process of form creating.
Wolf Responsive Form Maker
Build mobile-friendly web forms with email notifications.
XRCed
XRCed is a simple resource editor for wxWidgets/wxPython GUI development which supports creating…

Yad
Yad (yet another dialog) is a fork of Zenity with many improvements, such as custom buttons…
Zenity
Zenity is a tool that allows you to display GTK dialog boxes in commandline and shell scripts.

dialog
Dialog is a handy and feature-rich enterprise multi-device messenger available for server or cloud.

wxFormBuilder
wxWidgets is an excellent framework that enables the creation of multi-platform applications with…
wxMIll
wxMill is a drag-and-drop GUI builder for the wxWidgets framework.
wxSmith
wxSmith is a …