Here are links to WIP mods that I'm eyeing to get once they release:
Project MAN Lion's City Serie (all based on V3D Lion City's) ETA: N/A https://strefa-omsi.pl/Watek-OMSI-2-Projekt-MAN-Lion-s-City-Serie--21044 Eyeing 3D versions of the 12m bus, A40 (18,75m), short version and 15m versions 😉
Volvo 7700 & 7700A series ETA (Autumn 2018) https://forum.omnibussimulator.de/forum/index.php?thread/39470-volvo-7700a-solo-2-und-3-t%C3%BCrer-gelenk-3-t%C3%BCrer-vllt-auch-hybrid/
MB Conecto series ETA: IV quarter 2018 http://kajott3d.eu/omsi_628c.html
Scania Family Pack ETA: N/A https://strefa-omsi.pl/Watek-OMSI-2-Scania-Family-Pack--23155 https://forum.omnibussimulator.de/forum/index.php?thread/49198-scania-family-pack/