The Volla Community Days with a hackathon are aimed at developers, founders, foundations and companies to work together on a successfull open source alternative to Android and iOS. Especially invited are supporters of the communities of Sailfish OS, Nemo Mobile and UBports. The company behind Volla is developing a smartphone with a pre-installed alternative that respects users’ privacy and offers a new, simple user experience. The event takes place from 18 to 19 May 2019 in Remscheid, Germany.