The extension is free. Provided by Magenta ApS.
This free extension generates Lorem ipsum dummy text from www.lipsum.com.

MultiDiff is a tool which enables users to simply and simultaneously issue OpenOffice.org documents in several formats. It is possible to send those documents by mail or save them in a directory, so that other users can access them.

Compatibility

- OpenOffice.org : 2.2 and above (Writer, Calc and Impress)
- OS : Linux and Windows (XP, 2000, 98)
- mails Clients : on Linux - Evolution, Sylpheed ; on Windows - Outlook (Express et 97), Thunderbird, Eudora.

EuroOffice Dictionary is a dictionary toolbar. This toolbar continuously displays translations for the word under the cursor in a text document and provides other useful features.

BorderLiner provides a simple method to draw borders in tables and some text elements in OpenOffice.org Calc and Writer.
 

Version 2.0.3 2008-10-13
Provides six functions to insert date or time or timestamp, as text / string or field / value, in Writer / Calc,
Pre-formatted to user needs ( ISO8601 format, adjustable) with German locale strings, English format notation in source: just un-comment.

LanguageTool is an Open Source language checker for English, German, Polish, Dutch, and other languages. It is rule-based, which means it will find errors for which a rule is defined in its XML configuration files. Rules for more complicated errors can be written in Java. You can think of LanguageTool as a tool to detect errors that a simple spell checker cannot detect, e.g.

Export, Update and Import your documents to and from Google Docs, Zoho and WebDAV servers.
With OOo2GD you may export to Google Docs, Zoho and WebDAV servers:
* Documents: ODT, SXW, DOC, RTF without modification, other known to OO.org after conversion to ODT

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