The Open'er Festival is an event held in Gdynia, on Poland’s northern coast. In its first year, 2002, the festival was organized in Warsaw as an outdoor festival. The organizer of the festival is the concert agency Alter Art. The Open'er Festival won the top award at the European Festival Awards ceremony in 2009 and 2010.

The Open'er Festival is an event held in Gdynia, on Poland’s northern coast. In its first year, 2002, the festival was organized in Warsaw as an outdoor festival. The organizer of the festival is the concert agency Alter Art. The Open'er Festival won the top award at the European Festival Awards ceremony in 2009 and 2010.