Released Jul 20, 2017
Free Mostly Positive
Just Cause™ 3: Multiplayer Mod
By nanos GbR
Followers
—
Reviews
2,718
Mostly Positive
Players yesterday
2
at the busiest moment
Owners
200K–500K
estimated
Steam data
Everything Steam lists for Just Cause™ 3: Multiplayer Mod · record updated 15 hours ago
Overview
App ID619910
Release dateJul 20, 2017
Last change number40065488
Last record update15 hours ago
App info
- App type
- Game
- Developer
- nanos GbR
- Publisher
- nanos GbR, Square Enix
- Steam profile
- Counts toward game count and achievement totals · checked Nov 1, 2025
- Website
- just-cause.mp
Platforms
Windows
64-bit
- Steam Deck
- Unsupported
- Controller
- Partial support
Features
5
Multi-playerPartial controller supportOnline PvPPvPFamily Sharing
Patches
Builds
4| Build | Branch | Updated |
|---|---|---|
| 25212667 | beta | Sep 9, 2026 |
| 24999308 | public | Aug 28, 2026 |
| 23083534 | previous-release | May 4, 2026 |
| 2026605 | legacyrelease | Aug 10, 2017 |
Depots
Depots
3| ID | Name | Systems | Size | Download | Manifest |
|---|---|---|---|---|---|
| 228983 | — shared from 228980 | Windows | — | — | — |
| 228989 | — shared from 228980 | Windows | — | — | — |
| 619911 | — | Windows | 564.5 MB | 216.2 MB | 6687909204846815980 |
Branches
4| Branch | Build | Updated | Access |
|---|---|---|---|
| public | 24999308 | Aug 28, 2026 | Open |
| beta next version | 25212667 | Sep 9, 2026 | Open |
| previous-release This is the release prior to default (currently 1.0.7) | 23083534 | May 4, 2026 | Open |
| legacyrelease Old 1.0.5 release | 2026605 | Aug 10, 2017 | Open |
Configuration
Install foldersteamapps/common/Just Cause 3 Multiplayer Mod
Launch options
1| Executable | Arguments | Systems | Description |
|---|---|---|---|
| PlayJCMP.exe | Windows · 64-bit | Play Just Cause 3 Multiplayer Mod |
Data from public Steam pages, updated daily; 1 day of history. Owner counts are estimates. LaunchRivals is not affiliated with Valve or Steam.