Aquarium 3.1.1 Update has been released just recently.

You can download it using ChessOK Downloader or from our site:
Full update from any version
Incremental update 3.1.0 to 3.1.1

The download size is 17 Mb.

For German version: after installing the update, delete the file <aquarium>\Aquarium.ger-rs-map.

Read below what’s new in Aquarium 3.1.1 (also available in the Aquarium FAQ):

Features

* Export whole book to HTML (into a directory, complete with classifier, index.html etc).
* Shift+drag inputs dashed arrow in markers edit.
* Configurable indentation for variations.
* F11 toggles ‘Maximize view’.
* Percents column is automatically added to each tree configuration.

Bugfixes

* Multivariation in Infinite Analysis works OK again.
* JavaScript errors fixed, so that HTML export works with Chrome.
* Other changes to HTML export, including correct export of database-bound pages.
* Fixed Windows 7 stack overflow bug.
* Fixed bug with tool buttons in a collapsed Ribbon.
* Board window can now be maximized.
* Fixed crash when i-Book text search returns no pages.
* Fixed Sampled Search output: some moves were wrongly reported as 1st, while they were elsewhere in the line.

What’s next

i-Book editing enhancements. Play mode revisit (yes, adjourning games!). Probably IDEA improvements.

Discussion and feedback

Thread on Rybka Forum