The Call for Papers for this year's International PHP Conference (Spring Edition) 2009 has officially started:

The International PHP Conference will provide developers, web designers and IT professionals with detailed know how on how to make use of the leading web technology for business critical applications.

This year's conference will be accompanied by a PHP unconference on Sunday 15th November (open to all speakers and free for all attendees) and the webtech, a conference dedicated to the full spectrum of web technology that is not covered by PHP (at the main conference). Especially web security experts are welcome to add their proposals in this context.

The conference will run November 15th through 18th in Karlsruhe, Germany including both a MySQL Day and the Workshop/Architecture Day. Proposals should be about 45 minutes for a keynote, 60 minutes for a normal presentation and a full day/half day length for the workshops. You can submit your proposals here. Hurry and submit - the Call for Papers ends June 6th!