‘Helpukraine’ ticket of the Deutsche Bahn (German railway) allows refugees from Ukraine to travel to any station in Germany free of charge. You can travel with your Ukrainian passport/ID card https://www.bahn.de/info/helpukraine
People fleeing from Ukraine can use DB trains (https://www.bahn.de/info/helpukraine), ODEG trains and all VBB local public transport free of charge. https://www.odeg.de/ukrainianhelp
Factory Berlin will be offering 6 months of free membership to forced migrants and those impacted by the Russian invasion in order to give them access to our network and facilities – everything from employment opportunities and support through our network to WIFI on campus. This offer also extends to those outside of Berlin or Germany, and at the moment will remain active until August 2022. https://factoryberlin.com/apply/?currentPage=1¤tStatus=start