http://www.openoffice.org/dev_docs/source/1.1beta/featurelist:
The splash screen now has a progress bar.
PDF export. Ability to mail a document as PDF.
DocBook XML import/export.
Support for mobile device formats (AportisDoc (Palm),Pocket Word and Pocket Excel).
Support for exporting as a flat XML file.
XHTML export.
OpenOffice.org ActiveX Control (Windows only).
Additional property pages for OpenOffice.org file types in Windows Explorer.
Accessibility support.
Improved configurability of dialogs and toolbars.
Configurable font for HTML and BASIC source code.
Improved online help (F1).
Autodetection of newly installed languages for spellchecker, thesaurus and hyphenator.
Support for copy/paste of bitmap graphics on Unix.
A new java-native-uno bridge with up to 10 times better performance.
Improved URL autocompletion in hyperlink dialog.
The context menu now contains 'Open Hyperlink' if opened on a URL.
Locking of user installations against accesses from multiple machines with shared directories.
Command line tools and an API for importing configuration data into the backend.
Document windows are now always created in a cascade to avoid new window completely overlapping the old one.
Support for registering add-ons and accessing add-ons via an auto-generated menu.
New FTP file access component.
The registration dialog will now display instead of addressbook data source selection on first run.
Accessibility support for Windows
Support for recovering slightly damaged OpenOffice.org files.
Detection of a misconfigured Java installation.
New ppd file for generic postscript printing with type42 font support.
Support for configuring font rendering via environment variables.
Internationalization
support for Complex Text Layout (CTL) and vertical writing languages such as Thai, Hindi, Arabic and Hebrew.
Support for various 8-bit Arabic and Hebrew text encodings / code pages.
Support for the KOI8_U encoding.
New CTL options tab in language options dialog.
Rescue mode support for BiDi/CTL with X11 fonts.
Sequence Input Checking (SIC) for languages like Thai and Hindi.
Initial glyph fallback support.
Writer
Enhanced footnote support.
Improved hyperlink support for TOCs.
Improved keyboard handling in toolboxes.
Plain text files will now be imported using a non-proportional font.
Draw/Impress
Alternative language support for spell check on text drawing object.
SWF (Flash) export.
Spreadsheet:
Import and export of areas in charts in Excel files that are formatted with bitmaps, textures or hatchings.
The sum button inserts a sum function or a subtotal function, depending on context.
Database:
Table control via keyboard navigation in table designer.
Added ability to switch off brackets for bibliography fields.
New database type in data source administration dialog - MySQL.
Ability to add labels to field names in the report wizard.
A data source can now use any character set known to OpenOffice.org.
UI support for user installed database drivers.
