Check out the sources at TYPO3-FORGE http://forge.typo3.org/projects/show/extension-t3flex
Please not, that the AS-DOCs on this site are very outdated, but my AS-DOC Builder is crashing all the time . you’ll find a lot of annotations in the source itself.
(Perhaps if somebody can parse the AS-DOCS for me )
The following video is the first (very basic) screencast, on how to setup the dataprovider @TYPO3

T3FLEX @ T3AK10 (Slides/german) (9MB,german)

Thanks everybody for your nice mails and feedback so far.
We just pushed T3Flex to a level, where we want make the code available to the public.
The project will be published at this years Typo3 Akademie in Munich (some tickets are still available).
T3Flex is presenting  saturday morning, 20.02.2010 (9.30-10.15).
Save the date!

The mission:
To integrate 300 datasets of persons into a predefined layout and to generate a 92-page paperback. The personal information that have already been generated for the biographical database are dynamic base data.
One example is the recently completed PDF export for the “Freie Universität Berlin“, Cluster “Languages of Emotion“.
The following video shows the export process in the LoE-Widget.

The LoE-Widget (an AdobeAir-application) has an interface that uses the data in real time from the editorial system. Thus we obtain a current version of the staff overview. The data is dynamically updated …

After presenting T3Flex at Typo3-CON 09 we’re going to have a look at this years Adobe Max.
If you want to talk to us there, give me a short sign.
http://twitter.com/reimark
CU. Reimar.

Typo3 is a good way to manage data and publish online. In some cases you want to use/manipulate the Typo3-Data in a Flash Application or Desktop-Widget, etc.. at the same you like to take advantage of all the comfort that come with typo3.

Think of intranet-applications where users can create news or contents directly from a desktop without a browser or the need to login.

The extension T3Flex is providing a webservice/framework that can be called from any ActionScript3-application using a full set of ready-to-use classes and functions (read/write/add/remove).
This session will include …

Right now, we are looking for agencies, Typo3-Cracks or clients who want use this framework in their projects.
Our main goal is to make it more abstract and secure before releasing the toolset to the open public.
If you are interested you are welcome to join and contact us.
So… talk to you soon!