ExplicitLayout
Allows each component's size and location to be defined explicitly in terms of attributes of itself, other components or its container. [Commercial w/ Demo]
url: www.zookitec.com/explicitlayout.html
FormLayout
Layout manager for Java that is similar to the Motif Form Widget (but with less features). [Open Source]
url: www.echo-sol.com/~steveg/FormLayout/
HtmlLayout
Layout Manager that gets the layout and resize behaviors for components from an html-like syntax. [Open Source, LPGL]
url: braindamage.org/htmllayoutdocs/
JGoodies Forms
A framework helps layout form-oriented Swing panels. [Free and commercial editions]
url: www.jgoodies.com/freeware/forms/
Layout Manager Launch
A collection of links to Java layout managers.
url: www.softbear.com/people/larry/javalm.htm