Rucoy Online
20162D pixel MMORPG · Free-to-play / in-app purchases
Category
MMORPGs
Massively multiplayer online role-playing games in the MMOFinder catalog. MMOFinder currently has 1268 matching profiles.
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Ruin Online
—Sci-fi action MMORPG · Free-to-play
Rulers of the Sea
—Historical sandbox MMORPG · Free-to-play (planned)
Runes of Magic
2009Dual-class fantasy MMORPG · Free-to-play
RuneScape
2001Skill-based sandbox MMORPG · Free-to-play + optional membership
Ryzom
2004Science-fantasy sandbox MMORPG · Free-to-play with optional subscription
Sagramore
—2D browser MMORPG · Free-to-play
Saint Seiya Online
20133D licensed fantasy MMORPG · Free-to-play / item-based
SamuTale
2016Sandbox survival MMORPG · Buy-to-play (Early Access)
Sangokushi Online
2008Historical China MMORPG · Pay-to-play
SaturnFable
2026Browser turn-based MMORPG · Free-to-play / founder support
Savage Eden: The Battle For Laghaim
20033D fantasy MMORPG · Free-to-play
Scapewatch: Idle MMO
20262D idle MMORPG · Open playtest / planned buy-to-play
Scarlet Blade
—MMORPG · Free-to-play
Scarlet Legacy
2011Martial-arts fantasy MMORPG · Free to play
Scars of Honor
2026Fantasy action MMORPG · Free-to-play / upcoming
Scions of Fate
2005Martial-arts MMORPG · Free-to-play with item shop
Seal Online
20033D Anime Fantasy MMORPG · Free-to-play
Seal Online: Blades of Destiny
—Fantasy MMORPG · Free-to-play
Seattle2064
2025Cyberpunk roleplay MUD/MMORPG · Free-to-play
Secret of the Solstice
2008Fantasy MMORPG · Free-to-play
Secret World Legends
2017Modern supernatural MMORPG · Free-to-play
Secrets of Asherah 2
2026Pixel-art sandbox MMORPG · Free-to-play / upcoming
Sephiruth
2018Mobile fantasy MMORPG · Free-to-play / in-app purchases
Serenia Fantasy
2012Browser MMORPG · Free-to-play
Seven Souls Online
2012Fantasy MMORPG · Free-to-play
Sevencore
2012Mounted Combat Fantasy MMORPG · Free-to-play
Shadow of Legend: Darkness of the Underworld
2007Hack-and-slash Fantasy MMORPG · Free-to-play
Shadowbane: Resurgence
2026Dark fantasy open-world MMORPG · Free-to-play
ShadowMUD
1990Fantasy MUD/MMORPG · Free-to-play
Shadowrealm: Age of Darkness
2026Dark-fantasy browser MMORPG · Free-to-play
Shadowrun - Denver
2000Cyberpunk roleplay MUSH/MMORPG · Free-to-play
Shaiya
2007Faction-PvP fantasy MMORPG · Not yet verified
Shakes & Fidget
2009Idle browser and mobile fantasy MMO · Free-to-play
Shayam
2000Post-apocalyptic fantasy/cyberpunk MMORPG · Historical commercial MMORPG
Shinobi Unleashed
2026Anime action MMORPG · Free-to-play / upcoming
Ship of Heroes
—Superhero MMORPG · Free-to-play
Sho Online
—3D Historical Fantasy MMORPG · Free-to-play
Shui Hu Q Zhuan
2006Chinese cartoon-style MMORPG · Online service
Sigonyth: Desert Eternity
—Sci-fi MMORPG · Not applicable (never released)
Silkroad Online
2004Historical trade-conflict MMORPG · Free to play with item shop
Sindome
1997Cyberpunk roleplay MOO/MMORPG · Free-to-play
Skyblade: Sword of the Heavens
2005Fantasy MMORPG · Free to play
Skylore
20222D fantasy MMORPG · Free-to-play / in-app purchases
SlothMUD III
1992Fantasy MUD/MMORPG · Free-to-play
Smoo Online
—Social Minigame MMOG · Unreleased; a free-to-play model was planned
SOL: enchant
2026Korean fantasy MMORPG · Free-to-play
Soul Captor
2012Fantasy MMORPG · Free-to-play
Soul Land: Awakening World
20263D open-world fantasy MMORPG · Free-to-play
Soul of Guardian
—Browser action fantasy MMORPG · Free-to-play
Soul Order Online 2
—Fantasy MMORPG · Free-to-play
Soul's Remnant
20262D platformer social MMORPG · Free-to-play Early Access
Soul Shifters: MMORPG
20242D exploration and grind MMORPG · Free-to-play
Soulbound: Online
2026Pixel action MMORPG / roguelite · Buy-to-play Early Access
SoulWorker
—Anime instanced action MMORPG · Not yet verified
Source of Mana
2022Open-source 2D MMORPG · Free / open source
Spell Crit: Idle MMORPG
2026Idle-supported MMORPG · Free-to-play / in-app purchases
Spellcasters: The Last Mage
20062D fantasy MMORPG · Free to play
Sphere
—Fantasy MMORPG · Free-to-play with item shop
Sphere 3
2015Action MMORPG · Free-to-play
Spirit Tales
2012Anime chibi fantasy MMORPG · Free-to-play
Spirits of the Warriors
20123D Chinese MMORPG · Free-to-play
Spiritvale
2026Class-based action MMORPG · Early Access
SpringTale
20262D action-platformer indie MMO · Planned release
Star Legends
—Mobile MMORPG · Not yet verified
Star Sonata
2002Space action MMORPG · Free-to-play with optional subscription
Star Stable
—Online horse MMORPG · Freemium
Star Trek Online
2010Space and ground MMORPG · Free-to-play
Star Trek Online (Perpetual)
—Science-fiction MMORPG project · Not yet verified
Star Wars: Age of Alliances
2001Science-fiction roleplay MUSH/MMORPG · Free-to-play
Star Wars: Clone Wars Adventures
—Family MMORPG · Free-to-play
Star Wars: Dark Forces RPG
2024Science-fiction roleplay MUD/MMORPG · Free-to-play
Star Wars Galaxies
2003Science-fiction MMORPG · Pay-to-play
Star Wars Mud
1993Science-fiction LPMud/MMORPG · Free-to-play
Star Wars: Regicide
2020Science-fiction roleplay MUSH/MMORPG · Free-to-play
Star Wars: The Old Republic
2011Story-focused Star Wars MMORPG · Free-to-play + optional subscription
Starfell Online
20262D fantasy MMORPG · Free-to-play
Stargate Worlds
—Science-fiction MMORPG · Not yet verified
Starlight Story
2013Browser MMORPG · Free-to-play
Starmourn
2018Text-based sci-fi MMORPG / MUD · Free-to-play
Stars Reach
—Sci-Fi Sandbox MMORPG · Paid Early Access ($29.99–$79.99 tiers)
Stash: No Loot Left Behind
—Turn-based tactical MMORPG · Free-to-play
Stein.world
—Browser/Steam Fantasy MMORPG · Free-to-play
Stellacept Online
20133D sci-fi fantasy MMORPG · Free-to-play
Stellar Dawn
N/AScience fiction MMORPG · Not yet verified
Stellar Odyssey
2026Idle space MMORPG · Upcoming
Stendhal
2005Open-source 2D fantasy MMORPG · Free-to-play / open source
Stone Age 2
—Closed 2D pet-battle MMORPG · Free-to-play
StoneAge World
2020Mobile Pet-collection MMORPG · Free-to-play
Storm Online
2007Fantasy MMORPG · Free-to-play
Storm Riders
—Wuxia browser MMORPG · Free-to-play
StormHunters
2005Fantasy MUD/MMORPG · Free-to-play
Stormthrone
2015Fantasy browser MMORPG · Free-to-play
Sundering Shadows
2000Pathfinder/D&D-style fantasy MUD/MMORPG · Free-to-play
Sunset World Online
20222D side-scrolling MMORPG · Free-to-play Early Access
Supreme Destiny
—Fantasy MMORPG · Free-to-play
Sword Art Online: Integral Factor
20173D anime MMORPG · Free-to-play / in-app purchases
Sword of Destiny: Rise of Aions
—Browser Action MMORPG · Free-to-play
Sword of Justice
2025Open-world wuxia MMORPG · Free-to-play / in-app purchases
Sword of the New World
—MMORPG · Not yet verified
Swords of Heavens
—Fantasy MMORPG · Free-to-play
Swords of Legends Online
—MMORPG · Not yet verified
Swordsman
—Martial-arts MMORPG · Not yet verified
SwordX
—Fantasy browser MMORPG · Free-to-play
Syrnia
2005Text-based medieval browser MMORPG · Free-to-play
Tactica Online
—Tactical MMORPG · Not yet verified
Tales of Fantasy
20103D fantasy MMORPG · Free-to-play
Tales of Laputa
—Browser MMORPG · Free-to-play
Tales of Pirates
2008Closed pirate-themed fantasy MMORPG · Free-to-play
Tales of Pirates 2
—Fantasy MMORPG · Free-to-play
Tales of Solaris
—Browser MMORPG · Free-to-play
Tales of Yore
2023Casual persistent 2D online RPG · Free-to-play / in-app purchases
TalesWeaver
2003Regional story-driven isometric MMORPG · Free-to-play
Talisman Online
—MMORPG · Not yet verified
Tamer Saga
—Browser MMORPG · Free-to-play
Tantra Online
—Legacy faction-based fantasy MMORPG · Free-to-play
Tarisland
2024Closed cross-platform theme-park MMORPG · Free-to-play
Tatsumaki: Land at War
—Historical MMORPG · Not yet verified
TempusMUD
1990Fantasy/sci-fi time-travel MUD/MMORPG · Free-to-play