Original War has a large community on Discord. OWSupport Team (Who make the patches) are on it daily, the latest patches (beta/snapshot) are only found on Discord. There is also a matchmaking section for arranging multiplayer games.

You can join simply by going to the following link (You don't need to install the Discord client):
https://discord.gg/2k8SpTBYDt

Updated Original Post with correct link (Invite link had become invalid).