Beta 3 for Sins of a Solar Empire: Diplomacy has went out today. It’s available for anyone who has pre-ordered Diplomacy, and can be downloaded via Impulse. Of course if you haven’t pre-ordered already, it’s not too late to join in. Get your Diplomacy pre-order here.
You can check out the Beta 3 notes here: https://forums.sinsofasolarempire.com/373286