Here is a steam game many have heard about, but i just stumbled across. Looks promising & worth taking a look at. Seems to be similar to Post Scriptum with some interesting differences.
A platoon-based realistic multiplayer first-person shooter for PC set during the Second World War.
HUGE BATTLES - 100 players per game, 50 per team
COORDINATE - Win through teamwork, tactics, and communication
A NEW METAGAME - Capture sectors and resources to beat your enemy into submission
COMBINED ARMS - Over 20 different player-controlled vehicles and deployed weapons
EPIC THEATER OF WAR - Do battle across a 1:1 scale 4 kilometer-squared map
MORE THAN THE TWITCH - Supply, capture and building systems
EXPERIENCE HISTORY - Historically accurate arsenal with realistic weapon behavior
A MODERN ENGINE - Developed for Unreal Engine 4
https://www.hellletloose.com/