Obstacle Data Set (ICAO) – Austria effective 04 DEC 2020 was the first Area 1 data set made available on the Static Data Infrastructure Portal. It is free of charge and no registration is required.
https://eaip.austrocontrol.at/obs_ds/
The ENR 5.4 tables will be removed from the AIP by mid 2021, leaving the data set to be the sole obstacle publication for Austrian en-route obstacles.