Axion is an open source JDBC compliant database in pure Java from Tigris.
Needs a DB-API compliant interface for Jython...
Via James Strachan.
Windows Tray Icon.. Java Implementation!
Via All Things Java.
Two Minutes with Dave Slater on the iSeries Tools Strategy. The future of the WebSphere Development Studio Client, itself the future of iSeries development tools.
There is a nice new Redbook about this - WebSphere Development Studio Client for iSeries: Bringing New Life into 5250 Applications. Six meg, but well worth the download.
IBM plays Host to Websphere integration
Sigh. Yet another way of accessing green-screen apps via a browser.
We have gone with Jacada for Java. It's rather heavyweight, but it allows you to customise it almost endlessly by extending the Java that it generates. It's been around for a while, and it's solid. It has to be said though - its interface sucks big time, and it is totally non-automateable, which causes us a huge amount of manual work with our integration builds.