MODMod · 2004 · OpenGOAL

Jak 3

2 projects let you play Jak 3 together. Here's how they compare, and which one to start with.

Best bet so far

jak3-multiplayer by whozghiar

Rated C (Rough), above Jak 3 Online at D. It has story co-op, synced enemies, a shared world and open source code. None of these projects is fully playable together yet.

Repository ↗

Every project, side by side

Best bet so far

jak3-multiplayer

whozghiar

RoughAlpha builds, or partial sync without the story. Expect desyncs and crashes.

Stage

In development

Co-op

61%

Synced

See each otherSynced
StorySynced
EnemiesSynced
WorldSynced
ItemsUnknown

Players say

Rate it and vote on its co-op %

Connect

Direct IP

Players

up to 8

Tested

Not checked

Features

Story co-opSynced enemiesShared worldOpen source

Latest release

multiplayer-v1.0.1 Oct 16, 2026

Last activity

Active Oct 19, 2026

GitHub stars

About this project

Host picks Free roam or Co-op; guests load the host's world, enemies, pickups and mission completion are shared, and co-op keeps guests near the host. Distributed through the OpenGOAL launcher per the README; ISC license.

What you need

Your own copy of Jak 3.

Sources

Repository ↗Suggest a correction

Jak 3 Online

FUNKI-DELIRE-LEON-GAGIN

ExperimentalPrototype, research build, or abandoned before it got far.