Just now I published a set of 3D-printed parts for a VHF QFH antenna in Thingiverse based on the dimensions used by G4ILO on the Antenna-wiki page. It is intended for outdoor usage, and testing it will start as soon as the cable is ready.
Wiki page: https://wiki.satnogs.org/Antennas
Thing: https://www.thingiverse.com/thing:4737259
Greetings,
Fred Jan