CS2 Multiplayer Mod

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One player hosts, everyone else joins and downloads the host's city. Roads, zoning, services, finances, progression, time and weather stay in sync while you build together.

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Get started

Requirements, installing through Paradox Mods, hosting your first session and joining a friend.

Set up the mod → Connection

Steam Relay needs nothing but a join code. A direct connection needs an address and one TCP port, or a VPN such as Hamachi.

Pick a connection → Troubleshooting

Connection failures, version mismatches, blocked mods, DLC mismatches and every error message explained.

Fix a problem → Changelog

What changed in each published build, newest first.

See what's new →
Where What
Discord Development server — support, playtests and news
Paradox Mods Download the mod
GitHub Source code and issue tracker
What is my IP? api.ipify.org
Getting started