Pdf4Eclipse is a pdf viewer plugin for Eclipse. One of its notable features is a complete integration of SyncTeX, which allows forward and inverse search in pdf files.
To install the plugin simply use "Help/Install new plugins..." and write
http://borisvl.github.com/Pdf4Eclipse
as site.
For more details visit the homepage: http://borisvl.github.com/Pdf4Eclipse
To render the pdf documents, Pdf4Eclipse uses a fork of Sun's Pdf-renderer and the LGPL version of JPedal's pdf renderer.