Gorm (Graphic Object Relationship Modeller) is a GNUstep application for building user interfaces and application objects relationships. Its major features include drag-and-drop creation of GUI elements from palettes, run-time loading of additional palettes, direct on-screen manipulation of GUI elements, manipulation and examination of objects via inspectors, and creation of connections between objects using mouse. It is a clone of the former NeXTstep (currently OS X) "Interface Builder" application.
JGraphpad Pro is a complete application framework for rapid development of JGraph tools. It is meant for developers who wish to provide a stand-alone, rich-client graph application. The user interface is configurable with XML, and it uses a plugin architecture for extra functionality. It features a wide range of application components like palette, overview, the ability to export to many image and XML formats, copy and paste, drag and drop, rich text labels, database or backend connectivity, and visual complexity management. You can use it to create workflow editors, call graphs, CAD tools, network diagrams, database visualization tools, and more.
NovaTK is an object-oriented, cross-platform GUI toolkit. One of the focuses of NovaTK is to facilitate rapid development of cross-platform applications requiring fewer lines of code. The event system is based upon a powerful callback mechanism that makes application design simpler, easier to read, and logical.
Eric is a full featured Python and Ruby editor and IDE, written in Python. It is based on the cross platform Qt GUI toolkit, integrating the highly flexible Scintilla editor control. It is designed to be usable as an everyday quick and dirty editor as well as being usable as a professional project management tool, integrating many advanced features that Python offers the professional coder. Eric includes a plug-in system, which allows easy extension of the IDE functionality with plug-ins downloadable from the net. Current stable versions are Eric4 based on Qt4 and Python 2 and Eric5 based on Python 3 and Qt4.
edit-on Pro is a cross-platform, in-browser, WYSIWYG editor Java applet which enables XHTML content authoring with XML markup. The editor is compact, powerful and requires no special libraries or client plugins. It includes CSS support, table editing, a spelling checker, multi-language support, and features an API that allows full customisation and seamless integration into Web-based applications. It perfectly complements content management systems, e-learning, knowledge management systems, and CRM. A free trial version is available for download and includes complete developer samples and a comprehensive integration manual.
The Coolest DHTML Calendar is a DHTML calendar widget that works with IE >= 5.0, Mozilla, Netscape >= 6, all other Gecko-based browsers, Opera 7, Konqueror, and Safari. It comes with eight color themes, and doesn't use frames or external windows, but uses Web standards and is lightning fast. Keyboard navigation is allowed, and it can optionally show a time selector.
Agar is a toolkit for graphical applications. It features a modern GUI system with an unobtrusive API. Agar can use different graphics interfaces, such as SDL and OpenGL, and it has been ported to numerous platforms, including game consoles and embedded systems. Agar is implemented in C, but can be used from other languages.
With jvider (Java Visual Interface Designer) you can easily design graphical user interfaces for your Java applets and applications. It features use of GridBagLayout for layout (no absolute positioning), interactive UI design with drag & resize features, the ability to test the UI on the fly without compiling, and the ability to save/load your designs. You can also view and export produced Java source code as Frame, Dialog, or Applet. It's easy to get started with the tutorial and samples provided.
PyObjC is a bridge between Python and Objective-C that allows full featured Cocoa applications to be written in pure Python. It can also be used with other Objective-C class libraries, as well as C and C++ source. The installer package includes a number of Project Builder templates and Python syntax coloring files. It supports full introspection of Objective-C classes and direct invocation of Objective-C APIs from the interactive interpreter.