To download all objects using wget:

wget -r -H -N --cut-dirs=6 --include-directories="/v1/" "https://swiftbrowser.dkrz.de/public/dkrz_70a517a8-039d-4a1b-a30d-841923f8bc7a/RCEMIP/MicroHH/RCE_small_vert300/2D/?show_all"

Name
MicroHH_RCE_small_vert300_2D_clivi.nc
MicroHH_RCE_small_vert300_2D_clwvi.nc
MicroHH_RCE_small_vert300_2D_hfls.nc
MicroHH_RCE_small_vert300_2D_hfss.nc
MicroHH_RCE_small_vert300_2D_pr.nc
MicroHH_RCE_small_vert300_2D_prw.nc
MicroHH_RCE_small_vert300_2D_rlds.nc
MicroHH_RCE_small_vert300_2D_rldscs.nc
MicroHH_RCE_small_vert300_2D_rlus.nc
MicroHH_RCE_small_vert300_2D_rluscs.nc
MicroHH_RCE_small_vert300_2D_rlut.nc
MicroHH_RCE_small_vert300_2D_rlutcs.nc
MicroHH_RCE_small_vert300_2D_rsds.nc
MicroHH_RCE_small_vert300_2D_rsdscs.nc
MicroHH_RCE_small_vert300_2D_rsdt.nc
MicroHH_RCE_small_vert300_2D_rsus.nc
MicroHH_RCE_small_vert300_2D_rsuscs.nc
MicroHH_RCE_small_vert300_2D_rsut.nc
MicroHH_RCE_small_vert300_2D_rsutcs.nc
MicroHH_RCE_small_vert300_2D_sprw.nc
MicroHH_RCE_small_vert300_2D_tabot.nc
MicroHH_RCE_small_vert300_2D_uabot.nc
MicroHH_RCE_small_vert300_2D_vabot.nc
MicroHH_RCE_small_vert300_2D_wap500.nc