There's a multiplayer mod for The Witcher 3 so you can turn one of the finest singleplayer RPGs of all time into an MMO instead

A modder called rejuvenate, previously responsible for the Wolven Trainer (which bundles together freecam, a time-of-day ...
Adventure Gamers

The Witcher 3 just became a co-op RPG, thanks to this mod

You can now play The Witcher 3 co-op thanks to a new mod. Here's the lowdown on Witcher Online and how to get it for yourself.
Rock Paper Shotgun

The Witcher 3 now has online multiplayer thanks to a mod, allowing gaggles and gangs of Geralts to gather

As much as single-player solitude's a big reason why I love getting lost in The Witcher 3, running around its world with a ...

You can now play Witcher 3's entire campaign in multiplayer, which is a perfect excuse to return to The Continent with pals

As if one Geralt wasn't enough, this Witcher 3 mod allows you and your friends to play as monster hunters together.

You can play The Witcher 3 in multiplayer now

"The focus of this mod is to allow you to see other players on their adventure exploring throughout the world," rejuvenate ...
Dexerto

The Witcher 3 gets multiplayer 11 years later thanks to fan mod

If you’ve ever wanted to play The Witcher 3 online with friends, well, now you can thanks to this remarkable fan mod.