U++ is a C++ cross-platform rapid application development suite focused on programmers' productivity without sacrificing runtime performance. Based on strictly deterministic design, it provides a viable alternative to garbage-collected platforms, even for business logic oriented problems.
Wt is a C++ library for developing Web applications with an API that is widget-centric and inspired by existing C++ graphical user interface APIs. To the developer, it offers abstraction of Web-specific implementation details, increasing the accessibility and portability. Under the hood, the library uses the latest techniques (HTML5, Ajax, WebSockets) to handle user events and update the Web page.
TinkerBell is a application development tool for Ruby Web Dialogs. It can be used to develop GUI and Ruby code and a complete application. It works under rwdtinker, the core application for the rwdapplications. Rwdtinker can install and delete installed applets. This program uses the RubyWebDialogs GUI interface, and can be added to with drop-in applets. There are about 14 applets that can be installed. Context-sensitive help is on the windows and tabs.