The TYPO3 Developer Days 2014 (#T3DD14) will take place from Thursday, June 19 to Sunday, June 22 in Eindhoven, The Netherlands. Currently only the date an location is set. More information about tickets, travel and accomodation will follow in the next weeks.
According to the event website there is a capacity for at least 400 attendants which is twice the amount from last years developer days.