Optika
PC , Mac
Aug 25, 2016
Puzzle, Adventure, Indie
Single player
N/A
59
Optimum Link
Simulator, Adventure, Indie
Single player, Multiplayer, Co-operative, Massively Multiplayer Online (MMO)
N/A
65
Option Tuning Car Battle Spec-R
Racing
N/A
247
OptoLexem
N/A
0
Opus 1 - Social Justice War
Role-playing (RPG), Adventure, Indie
Single player
N/A
43
OPUS Collection: The Day We Found Earth + Rocket of Whispers
N/A
172
Opus Magnum
Linux , PC , Mac
Dec 7, 2017
Zachtronics Zachtronics Puzzle, Simulator, Indie
Single player
N/A
172
Opus Mortem
Indie
Single player
N/A
35
OPUS: Rocket of Whispers
PC , Mac , Android , iOS , Switch
Sep 14, 2017
Flyhigh Works , SIGONO INC. SIGONO INC. Adventure, Indie
Single player
N/A
112
OPUS: The Day We Found Earth
PC , Mac , Switch
Apr 21, 2016
Flyhigh Works , Team Signal Team Signal Adventure, Indie
Single player
N/A
133
Oquonie
N/A
5
OR
PC
Feb 7, 2017
Indie
Single player
N/A
41
Oracle
PC
Feb 28, 2017
Simulator, Adventure, Indie
Single player
N/A
58
Oracle of Askigaga
N/A
4
Oracle of Forgotten Testament
Role-playing (RPG)
Single player
N/A
71
Oracle: Threads of Fate
Role-playing (RPG), Strategy
Single player
N/A
66
Oracles Cave
Adventure
N/A
1
Oraga Land Shusai: Best Farmer Shuukaku-Sai
SNES
Apr 16, 1995
Puzzle, Strategy
N/A
17
Orake
PC
Jun 19, 2016
Indie
Multiplayer, Co-operative, Massively Multiplayer Online (MMO)
N/A
94
Orake 2D MMORPG
PC
Aug 23, 2016
Role-playing (RPG), Strategy, Adventure, Indie
Multiplayer, Co-operative, Massively Multiplayer Online (MMO)
N/A
88
Oral Lessons With Chii-chan
FAKKU
10
4911
Orange Adventure
PC
Aug 3, 2016
Adventure, Indie
Single player
N/A
46
Orange Cast
N/A
35
Orange Dancer [HD+]
N/A
0
Orange Honey: Boku wa Kimi ni Koishiteru
N/A
3
Orange Island
Role-playing (RPG), Adventure, Indie
Single player
N/A
63
Orange Moon
PC
Jul 6, 2016
Meridian4
Role-playing (RPG), Adventure, Indie
Single player
N/A
73
Orangeblood
Role-playing (RPG), Indie
Single player
N/A
143
ORB
PC
Feb 4, 2014
Strategy First Strategy First Strategy
Single player
N/A
3
Orb Flo
Linux , PC
Oct 1, 2017
Indie
Single player
N/A
68
Orb Labs, Inc.
Adventure, Indie
Single player
N/A
65
Orb Rivals Alpha
N/A
3
Orb The Ball
PC , Mac
Sep 18, 2017
Adventure, Indie
Single player
N/A
53
ORB-3D
NES
Oct 31, 1990
Puzzle, Strategy
N/A
6
ORBB
Platform, Simulator
N/A
4
Orbi Universo
Simulator, Strategy, Indie
Single player
N/A
88
Orbia
Android
Mar 11, 2018
JOX Development Arcade
N/A
43
ORBIT
WiiU
Apr 19, 2017
N/A
26
ORBIT
PC , psn
Dec 6, 2011
Laughing Jackal
Shooter, Indie
Multiplayer
N/A
92
Orbit - Playing with Gravity
PC , Mac
Nov 8, 2016
Simulator, Indie
Single player
N/A
135
Orbit Defender
PC
Oct 3, 2017
Strategy, Indie
Single player
N/A
58
Orbit Drop
Glitch Interactive
N/A
11
Orbit HD
Linux , PC , Mac
Mar 17, 2015
Simulator, Adventure, Indie
Single player
N/A
83
Orbit Jumping
Arcade
Single player
N/A
67
Orbit Legends
N/A
4
Orbit Quest
Frost Lab Studio Frost Lab Studio Indie
Single player
N/A
7
Orbit: Satellite Defense
Bluish-Green Games Bluish-Green Productions Strategy, Indie
Single player
N/A
63
Orbital
PC
Jul 27, 2016
Ardi Studio Ardi Studio Indie
Single player
N/A
66
ORBITAL
N/A
1
Orbital
PC
Jul 24, 2016
Ardi Studio Ardi Studio Strategy
Single player
N/A
19
