OpenXcom Co-op Mod v1.28.0 – Beta Release

OpenXcom Coop Mod 1.28.0 (OXCE 7.15.0) 

Changelog 2025/10/05

1. Battlescape Improved unit death synchronization

2. Campaign PvP supported

3. Campaign Both players control UFOs AI controls XCOM units

4. Minor fixes and polish

Status
Public beta. Playable but WIP.
Open source code will be published on GitHub in October.

What’s included

Campaign synchronization

Battlescape synchronization

Shared bases, items and research

PvP

PvE

Custom Battle mode

Quick install (Windows)

1. Buy either UFO Defense or Terror From the Deep on GOG, Steam, etc.

2. Go to Openxcom.org and install OpenXcom Extended.

3. Test that OpenXcom Extended works by launching the game.

4. Copy all files from this folder to the main game directory (where OpenXcomExtended is installed).

5. Make sure read and write permissions are allowed for this folder: "C:\Users<user>\Documents\OpenXcom".

6. Make sure you’re running OpenXcomCoop.exe as an administrator.

7. Launch OpenXcomCoop.exe

8. Done!

More information about the features and how to use the mod

https://www.moddb.com/mods/openxcom-coop-mod/news/development-status-of-openxcom-coop-mod

UFO Defense gameplay video: Youtube.com

Terror from the Deep gameplay video (1 hour): Youtube.com

Best regards,

Xcom Co-op Team

Full Changelog: xcom...xcom