Especially for OpenFest attendees, yoga studio Iztok (WTC Interpred, section B, fl. 11) organizes free yoga classes – Saturday and Sunday from 13:15h to 14:00h.
The exercises are appropriate for beginners and geeks. If you wish to try, just come to the conference with comfortable clothes.
Also you can join for free any of the regular classes of the studio during the conference weekend – check the schedule at www.yogaiztok.com.