Key to Heaven
20242D Indie MMORPG · Free-to-play
Category
MMORPGs
Massively multiplayer online role-playing games in the MMOFinder catalog. MMOFinder currently has 1268 matching profiles.
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King of King III
20093D Chinese MMORPG · Free-to-play
King of Kings 3
2010Fantasy MMORPG · Free-to-play
Kingdom Heroes
—Fantasy MMORPG · Free-to-play
Kingdom of Drakkar
—Online RPG / proto-MMORPG · Free-to-play (optional subscription)
Kingdom of Loathing
2003Turn-based browser comedy MMORPG · Free-to-play
Kingdom Under Fire II
—Action MMORPG / RTS · Free-to-play
Kisnard Online
2015Cross-platform 2D fantasy sandbox MMORPG · Free-to-play
Kitsu Saga
20103D fantasy MMORPG · Free to play
Kiwarriors
—Browser Anime MMORPG · Free-to-play
KlassX Online
20263D school-war MMORPG · Free-to-play / open testing
Knight Age
20123D fantasy MMORPG · Free to play
Knight Online
2004Nation-war fantasy MMORPG · Free-to-play
KnightFight
2005Persistent medieval browser MMORPG · Free-to-play / premium
Knights Fable
—Fantasy Browser MMORPG · Free-to-play
Knights of Dream City
2010Sci-fi MMORPG · Free-to-play
Kothuria
—Fantasy MMORPG · Not yet verified
Kunlun Online
2007Fantasy MMORPG · Free-to-play
L2wap
2026Browser fantasy MMORPG · Free-to-play
La Tale
20172D side-scrolling MMORPG · Free-to-play
Land of Britain
—Fantasy sandbox MMORPG · Not applicable (never released)
Land of Magic
—Isometric fantasy MMORPG · Free-to-play with item shop
Lands of Hope: Redemption
—Browser MMORPG · Not yet verified
Laryen: AI Protocol
2026Sci-fi action MMORPG · Free-to-play / in-app purchases
Last Kingdom
1998Korean fantasy MMORPG · Subscription
LaTale
20092D side-scrolling fantasy MMORPG · Free-to-play
Laurum Online
20182D open-world MMORPG · Free-to-play / in-app purchases
Lawl Online MMORPG
20202D pixel fantasy MMORPG · Free-to-play / in-app purchases
League of Angels - Heaven's Fury
2020Isometric action MMORPG · Free-to-play
League of Angels II
—Browser MMORPG · Free-to-play
League of Angels III
2018Browser turn-based MMORPG · Free to play
Legend Lord: Classic MMORPG
2026Idle-supported fantasy MMORPG · Free-to-play / in-app purchases
Legend of Darkness
1998Korean fantasy MMORPG · Historical commercial MMORPG
Legend of Edda
—Greek-mythology anime MMORPG · Free-to-play
Legend of Edda: Pegasus
—Greek-mythology fantasy MMORPG · Free-to-play
Legend of Edda: Vengeance
—Fantasy MMORPG · Free-to-play (closed)
Legend Of Katha
—Indian-mythology browser MMORPG · Free-to-play
Legend of Martial Arts
2011Martial arts comedy-action MMORPG · Free-to-play
Legend of Mir
—Fantasy MMORPG · Free-to-play
Legend of Mir 2
—Fantasy MMORPG · Free-to-play
Legend of Mir 3
—MMORPG · Free-to-play
Legend of Silkroad
—Action MMORPG · Free-to-play
Legend of the Condor Heroes
20143D wuxia MMORPG · Free-to-play / item-based
Legend of YMIR
2026Norse-fantasy cross-platform MMORPG · Free-to-play
Legendarium Online
20263D full-loot sandbox MMORPG · Free-to-play / upcoming
Legendary Champions
2010Fantasy MOBA-MMORPG hybrid · Free-to-play
LegendMUD
1994Historical MUD/MMORPG · Free-to-play
Legends of Aria
—Sandbox MMORPG · Buy-to-play
Legends of Aria Eternal
2026Persistent sandbox MMORPG · Buy-to-play / upcoming
Legends of Equestria
2017Fan-made MMORPG · Free-to-play (donation-supported)
Legends of Future Past
1992Commercial text MMORPG / MUD · Historical commercial online service
Legends of the Jedi
1999Science-fiction roleplay MUD/MMORPG · Free-to-play
Legends of War
2026Fantasy MUD/MMORPG · Free-to-play
Lego Minifigures Online
—Family MMORPG · Free-to-play (later buy-to-play)
LEGO Universe
—Family MMORPG · Subscription
Lejendary Adventure
—Cancelled fantasy MMORPG (based on Gary Gygax's tabletop RPG) · Not applicable (never released)
Lensmoor
1995Fantasy roleplay MUD/MMORPG · Free-to-play
Life is Feudal: Arden
2025Medieval sandbox MMORPG · Free-to-play
Life is Feudal: MMO
—Sandbox MMORPG · Subscription (relaunch; originally buy-to-play)
Life of Rome
—Cancelled Roleplay-Focused MMORPG · Not applicable; crowdfunded pre-alpha, never commercially released
Lime Odyssey
2012Fantasy MMORPG · Free to play
Lineage
1998MMORPG · Free-to-play
Lineage 2 Aden
2021Fantasy MMORPG · Free to play
Lineage 2 Essence
2026Fantasy MMORPG · Free to play
Lineage 2: Revolution
2017Mobile open-world fantasy MMORPG · Not yet verified
Lineage 2M
—Cross-platform open-world fantasy MMORPG · Free-to-play
Lineage Classic
2026Classic isometric PvP MMORPG · Subscription
Lineage Eternal: Twilight Resistance
—Action MMORPG · Not applicable (never released)
Lineage II
2003Fantasy MMORPG · Free-to-play / service version varies
Lineage M
2017Cross-platform classic Lineage MMORPG · Not yet verified
Lineage W
—Cross-platform isometric fantasy MMORPG · Free-to-play
Linkrealms
2015Sandbox fantasy MMORPG · Free-to-play
Little Potion Garden
2026Cozy browser lite-MMO · Free-to-play with optional premium
Loong
2010Fantasy MMORPG · Free-to-play
LORDNINE: Infinite Class
2024Cross-platform class-building fantasy MMORPG · Free-to-play / in-app purchases
LordOfChains
2026Text-based strategy MMORPG · Free-to-play
Lord's Road
—Fantasy browser MMORPG · Free-to-play
Lost Ark
2022Isometric fantasy action MMORPG · Free-to-play
Lost City of Vampires
—Vampire fantasy MMORPG · Not yet verified
Lost Souls
1990Fantasy LPMud/MMORPG · Free-to-play
Lost Wishes
1996Fantasy MUD/MMORPG · Free-to-play
Lucent Heart
2008Anime-style fantasy MMORPG · Free to play
LuckCatchers
—Steampunk sandbox MMORPG · Free-to-play
Luminary: Rise of the GoonZu
2007Political and economic fantasy MMORPG · Free-to-play with optional purchases
Luna Online
—Fantasy MMORPG · Free-to-play
LunaM: PH
2024Regional anime fantasy MMORPG · Free-to-play / in-app purchases
Lunia: Record of Lunia War
2008Action MMORPG · Free-to-play
Lusternia
2004Text-based multi-planar fantasy MMORPG / MUD · Free-to-play
Luvinia Online
—Fantasy MMORPG · Free-to-play
Luvinia World
—Fantasy MMORPG · Free-to-play
Lux
—Survival Sandbox MMORPG · Unreleased; a Kickstarter campaign sought crowdfunding
M2 Online
—Fantasy MMORPG · Free-to-play
Mabinogi
2004Fantasy life MMORPG · Free-to-play
Mabinogi Mobile
2025Cross-platform social fantasy MMORPG · Free-to-play
Mad World
—Browser MMORPG · Not yet verified
Maestia
2011Closed faction-based fantasy MMORPG · Free-to-play
Maestia: Rise of Keledus
2011Fantasy MMORPG · Free-to-play
MafiaEmpire1955
2026Browser crime MMORPG · Free-to-play
Magerealm
2015Browser MMORPG · Free to play
Magic Barrage
—Browser bullet-hell action MMORPG · Free-to-play
Magic Campus
2011Turn-based Browser Fantasy MMORPG · Free-to-play
Magic Soldier
2025Cancelled 2D open-world fantasy MMORPG · Free-to-play Early Access
Magic World Online
—Fantasy MMORPG · Free-to-play
Magical Land
2005Chinese fantasy MMORPG · Free-to-play / CSP model
MagicDuel Openworld Adventure
2005Browser fantasy MMORPG · Free-to-play
Magickness
2026Fantasy sandbox MMORPG · Upcoming
MagiKnights
—2D fantasy MMORPG · Free-to-play
Maiu Online
20243D browser fantasy MMORPG · Free-to-play / alpha
MapleStory
20032D side-scrolling MMORPG · Free-to-play
MapleStory 2
2015Closed 3D social action MMORPG · Free-to-play
MapleStory M
2016Cross-platform side-scrolling mobile MMORPG · Free-to-play
Margonem
2006Pixel-art browser fantasy MMORPG · Free-to-play with optional purchases
Martial Empires
—Fantasy MMORPG · Free-to-play (closed)
Martial Heroes
2008MMORPG · Free-to-play
Martial Heroes 2
2004Fan-continued martial-arts fantasy MMORPG · Free to play
Marvel Heroes
2013Superhero MMORPG · Free-to-play
Marvel Super Hero Squad Online
2011Family MMORPG · Free-to-play
Master of Epic
2005Skill-based Japanese fantasy sandbox MMORPG · Free-to-play with optional item purchases
Materia Magica
1996Fantasy MUD/MMORPG · Free-to-play
Medieval Times MUD
2000Medieval fantasy MUD/MMORPG · Free-to-play