Open Source BSD User Interface (UI) Software

ZK is an open-source Java framework for building modern web and mobile applications. It enables developers to create rich, interactive UIs using only Java — no JavaScript required. With 200+ Ajax-powered components, event-driven architecture, and support for popular technologies like Spring, Java EE, and JSP/JSF, ZK makes it simple to deliver powerful and user-friendly web applications.

Mozilla Widget for Java Swing

XForms to XHTML+Javascript (AJAX) conversion based on a unique XSL transformation. Suitable server-side (PHP) or client-side (Internet Explorer, Mozilla FireFox, Opera, Safari) browser treatement where an XSLT 1.0 engine is available

Cflow2vcg convert the result of the cflow utility in a VCG format. It offers the ability to view graphically the call-graph of sources, and import it in documentation.

Ampare DIV Shadow Glasses or Add Shadow Glass is a simple css code to automated create a shadow glasses to every div. Create For Fun by Juthawong Naisanguansee http://www.juthawong.com/donate

ATag JSP Tag Library. ATag is a light-weight framework for creating 'true' MVC GUIs for HTML clients.

With Apptoy you may design Java GUIs as easy as HTML pages. Use a special schema-validated XML in combination with your favourite Script Language (e.g. JavaScript, Ruby) and develop applications easily.

Useful scripts based on Prototype http://www.prototypejs.org/

Laszlo Jsf Integration Library

Know the foreign addresses your system is accessing without your knowledge and check the enabled ports and IP addresses on your system and remote system. The GUI is designed in SWT which has a great look and feel with pretty browser and more.

XUP (Extensible User Interface Protocol) is a SOAP-based protocol for delivering events and incremental UI updates. This project builds a web application development framework on top of XUP, consisting of a client, a server toolkit, and a template viewer.

SwingBox is a Java Swing component that allows displaying the (X)HTML documents including the CSS support. It is designed as a JEditorPane replacement with considerably better rendering results. SwingBox is pure Java and it is using the CSSBox rendering engine for rendering the documents.

The Safis Project aims to provide various tools to enhance and simplify the deisgn of browser-based interfaces.

WebGalileo Faces are Java Web Components for RIAs supporting JSF, JSP, Facelets, JSR-168 portals, AJAX, drag-n-drop, Google Maps, dynamic charts. Eclipse design-time plug-in allows to build sophisticated Web 2.0 applications.

ajax-REST is a javascript communication library that allows developers to add AJAX features to (existing) webapps. Its task is to handle comms between the user's browser and web apps, taking care of parameters, caches & responses, in an event-driven way

Enki is a Javascript library and browser abstraction. Its goal is to provide a browser independent way to create high dynamic and flexible web pages. It provides a high abstraction of different gui elements and also allows ajax interaction.

Xmenu is a versatile, javascript driven DHTML menu that works on most popular browsers. It comes in 3 basic modes: vertical, horizontal or collapsing and folds/unfolds on clicks or mouseovers. Easy to implement, it doesn't need any absolute coordinates.