NLUUG is the association of (professional) Open Systems and Open Standards users in the Netherlands, and is holding a conference focused on Software Development. It's a good mix of topics from C++11 to Scrum, and of course, an exploration of Ugly Code by yours truly.
Who's up for grabbing a few drinks in Amsterdam this Friday? Please drop me a note so we can get a group together and figure out a time/place. Thus far, we're thinking 6:30P at Waag.