Use this template compilation to create professional documents, tables, forms and presentation from prepared templates whitin seconds.
http://superb-east.dl.sourceforge.net/sourceforge/ooop/OOOP-templates-unified-en-US-2.4.0.4.oxt

Easily add pictures and Clip Art to your document. This extension offers several galleries to you.
http://internap.dl.sourceforge.net/sourceforge/ooop/OOOP-accessories-2.4.0.4.oxt

Easily add pictures and Clip Art to your document. This extension offers several galleries to you. NOTE: The gallery elements are included in this extension have modification limitations by licenses.
http://internap.dl.sourceforge.net/sourceforge/ooop/OOOP-accessories-nonfree-2.4.0.4.oxt

More than 80 templates for OpenOffice.org Writer, Calc, and Impress. The Template Pack includes business (formal) correspondence templates; cover pages, tournament and league brackets, and certificates templates; presentation and presentation background templates; school and University relevant templates; spreadsheet templates that let you keep an overview of your personal and mortgage expenses.
http://extensions.services.openoffice.org/files/273/0/Sun_ODF_Template_Pack_en-US.oxt

More than 120 templates for OpenOffice.org Writer, Calc, and Impress. Template Pack II includes business correspondence templates in six different layouts; budget and project plan templates; event posters in six different layouts; invoices, notes, minutes, press release templates in six different layouts; presentation templates; a dozen formal and personal letter templates; and business card templates.
http://extensions.services.openoffice.org/files/950/0/Sun_ODF_Template_Pack2_en-US.oxt

The PDF Import Extension allows modifying existing PDF files for which the original source files do not exist anymore. PDF documents are imported in Draw and Impress to preserve the layout and to allow basic editing. It is the perfect solution for changing dates, numbers or small portions of text. Native PDF forms are not yet imported.
http://extensions.services.openoffice.org/files/874/10/pdfimport.oxt

The Presenter Console Extension provides more control over your slide show presentation, such as the ability to see the upcoming slide, the slide notes, and a presentation timer whereas the audience see only the current slide. This is a beta version.
http://extensions.services.openoffice.org/files/814/15/sun-presenter-screen-win.oxt

The Sun Weblog Publisher allows you to quickly create, edit and publish weblog entries on many popular Blog servers. It is easy to use so that any user can start blogging right away! Use the advanced word processing features of the Writer to create blogs with tables, bullets, hyperlinks, graphics, and spellchecking via the office suite's spellchecking technology. Supports a number of Blog platforms, including Roller, WordPress, Generic ATOM and Generic MetaWeblog.
http://extensions.services.openoffice.org/files/26/0/sun-weblog-publisher.oxt

The Sun Wiki Publisher enables you to create Wiki articles on MediaWiki servers without having to know the syntax of the MediaWiki markup language. Publish your new and existing documents transparently with the Writer to a wiki page.
http://extensions.services.openoffice.org/files/738/4/sun-wiki-publisher.oxt