Browser Multiplayer Games

63 websites & tools3 open sourceUpdated Oct 22, 2026

Browse 63 browser multiplayer games websites and tools from our Gaming directory, including Powerline.io, Genesis, and Operius. 3 of them are open source. Every listing has its own page with details and similar sites, so you can compare before you visit.

58 listings have no confirmed pricing yet. They aren’t included when you filter by price — check the website itself.

Shows listings where the platform is confirmed. Many websites also work on platforms we haven’t recorded.

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Genesis

genesismud.org

Explore an old-school multiplayer text adventure in Genesis MUD, where play unfolds through written descriptions.

Operius

mors-games.itch.io/operius

Play Operius, a browser-based high-speed shooter inspired by arcade games from the 1980s.

Wizard Arena Online

wizardarenaonline.com

Choose a wizard, dodge enemy hordes, collect power-ups, and compete on the leaderboard in Wizard Arena Online.

Help

minesweeper.online/help

This page links to online Minesweeper games, rankings, and options such as no-guessing mode.

Y8

y8.com

Y8 hosts browser titles across multiple genres for online play on its global site.

Mudlet

mudlet.org

Mudlet connects users to text-based multiplayer games through a client for Windows, macOS, and Linux.

FreeOpen source

JKLM.FUN

jklm.fun

JKLM.FUN offers multiplayer minigames including trivia, word, guessing, and drawing games for streams and hangouts.

iogames.space

iogames.space

iogames.space offers free online games organized by categories, with a catalog that includes casual games and free slots.

Muzify

muzify.com

Muzify tests song recognition with one daily song and six guesses per round.

Toon Tone

toontone.games

Toon Tone challenges cartoon fans to guess the exact colors of familiar characters.

The Multiverse

across-multiverse.com

Across The Multiverse is an in-browser 3D game about exploring procedurally generated universes through a four-chapter story.

WorldGuessr

worldguessr.com

WorldGuessr offers a geography guessing game with unlimited rounds as a free alternative to GeoGuessr.

ZombsRoyale.io

zombsroyale.io

ZombsRoyale.io challenges up to 100 players to collect weapons and survive in a 2D battle royale.

TETR.IO

tetr.io

TETR.IO provides free online block-stacking play with multiplayer matches and performance statistics.

Showing 1–24 of 63 browser multiplayer games