Tutorial - http://www.ibm.com/developerworks/opensource/library/os-eclipse-snippet/index.html , shorter one - http://nricheton.homeip.net/?p=149

Lotus higher level framework base on RCP - http://www.ibm.com/developerworks/lotus/library/expeditor-intro/

Using M$ Office via OLE - http://www.vogella.de/articles/EclipseMicrosoftIntegration/article.html

Default open views dialogs - _showViewMenu = ContributionItemFactory.VIEWS_SHORTLIST.create(window);

Glimmer, DSL for building SWT interface for jruby - http://andymaleh.blogspot.com/2007/11/sneak-peak-at-glimmer.html