Play free, commercial version available games
The game comes in two flavors: a free version and a commercial one. Usually the free version is an early release.
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Caves of Qud (free version)
RPG / roguelike
Freehold Games
2017 
Spelunky Classic
platformer / rogue-lite
Mossmouth
2009 
AION
RPG / MMORPG
NCSOFT
2012 
Ultima Online
RPG / MMORPG
Origin Systems
1997 
XXZ
puzzle / tile-matching
L. Stotch
2017NSFW 
The Expendabros
platformer / run and gun
Free Lives
2014 
MahJong Suite free version
puzzle / mahjong
TreeCardGames
2017 
Desktop Dungeons
RPG / roguelike
QCF Design
2011 
Inaria Original
RPG / old school RPG
Viridian Games
2005 
Guild Wars 2
RPG / MMORPG
ArenaNet
2012 
Order of Battle: World War II
strategy / wargame
The Artistocrats
2015 
You Have to Win the Game
platformer / metroidvania
Minor Key Games
2012 
TOME4: Tales of Maj'Eyal
RPG / roguelike
Nicolas "DarkGod" Casalini
2012 
TrackMania Nations Forever
simulation / racing
Nadeo
2007 
N
platformer / arcade
Metanet Software
2004 
The Sandbox of God
simulation
Vertigo Gaming
2009 
HyperRogue
puzzle / roguelike
Zeno Rogue
2015 
Black Mesa
shooter / first-person shooter
Crowbar Collective
2012 
StarCraft II
strategy / real-time strategy
Blizzard
2010 
greenTech+
puzzle
Vertigo Gaming
2011 
ChuSingura46+1 S
adventure / visual novel
Inre
2016NSFW - 1
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