BeGeistert is the traditional meeting point for the international Haiku user and developer community. The week after the BeGeistert weekend, a coding sprint will be held. All in the same location in Düsseldorf, Germany.
Registration is now open at the BeGeistert.org website.
The BG-weekend will be 45 EUR including lunch. A night bed & breakfast in the youth hostel costs 28,50 EUR.