| Region | Title | System | Version | Edition | Languages | Serial | Status |
|---|
 | Official PlayStation 2 Magazine Demo 45 | PS2 | 1.02 | |      | SCED-52442 | ![2 and more dumps from original media [!]](/images/status/green.png "2 and more dumps from original media [!]") |
 | Official PlayStation 2 Magazine Demo 45 | PS2 | 1.02 | | | SCED-52160 | |
| Official PlayStation 2 Magazine Demo 44
ops2m demo 44 | PS2 | 1.01 | | | SCED-52377 | |
 | Official PlayStation 2 Magazine Demo 43
ops2m uncut edition 03/04 | PS2 | 1.00 | | | SCED-52083 | |
| Official PlayStation 2 Magazine Demo 43 | PS2 | 1.00 | | | SCED-52051 | |
 | Official PlayStation 2 Magazine Demo 43 | PS2 | 1.00 | | | SCED-52354 … | |
 | Official PlayStation 2 Magazine Demo 42 | PS2 | 1.02 | | | SCED-52270 |  |
 | Official PlayStation 2 Magazine Demo 42
ops2m demo 42 | PS2 | 1.01 | | | SCED-52271 | |
| Official PlayStation 2 Magazine Demo 42 | PS2 | 1.01 | | | SCED-52069 | |
| Official PlayStation 2 Magazine Demo 42
ops2m demo 42 | PS2 | 1.01 | | | SCED-52273 | |
| Official PlayStation 2 Magazine Demo 41 | PS2 | 1.00 | | | SCED-52158 | |
| Official PlayStation 2 Magazine Demo 41
ops2m demo 41 | PS2 | 1.00 | | | SCED-52177 | |
| Official PlayStation 2 Magazine Demo 41 | PS2 | 1.00 | | | SCED-52068 | |
| Official PlayStation 2 Magazine Demo 41 | PS2 | 1.00 | | | SCED-52081 | |
| Official PlayStation 2 Magazine Demo 41
ops2m demo 41 | PS2 | 1.00 | | | SCED-52185 | |
| Official PlayStation 2 Magazine Demo 41
ops2m 41 | PS2 | 1.01 | | | SCED-51536 … | |
| Official PlayStation 2 Magazine Demo 40 | PS2 | 1.01 | | | SCED-52054 | |
| Official PlayStation 2 Magazine Demo 40
ops2m demo 40 | PS2 | 1.01 | | | SCED-52053 | |
| Official PlayStation 2 Magazine Demo 40 | PS2 | 1.00 | | | SCED-51575 | |
| Official PlayStation 2 Magazine Demo 40 | PS2 | 1.01 | | | SCED-51565 | |
| Official PlayStation 2 Magazine Demo 40 | PS2 | 1.02 | | | SCED-51535 … | |
| Official PlayStation 2 Magazine Demo 39 | PS2 | 1.00 | | | SCED-52037 | |
| Official PlayStation 2 Magazine Demo 38 | PS2 | 1.01 | | | SCED-51935 | |
| Official PlayStation 2 Magazine Demo 38 | PS2 | 1.00 | | | SCED-51573 | |
| Official PlayStation 2 Magazine Demo 48 | PS2 | 1.01 | | | SCED-52163 | |
| Official PlayStation 2 Magazine Demo 48 | PS2 | 1.01 | | | SCED-52619 … | |
| Official PlayStation 2 Magazine Demo 48 | PS2 | 1.01 | | | SCED-52088 | |
| Official PlayStation 2 Magazine Demo 37 | PS2 | 1.00 | | | SCED-51537 | |
| Official PlayStation 2 Magazine Demo 36 | PS2 | 1.01 | | | SCED-51571 | |
| Official PlayStation 2 Magazine Demo 36 | PS2 | 1.00 | | | SCED-51534 | |
| Official PlayStation 2 Magazine Demo 35 | PS2 | 1.00 | | | SCED-51561 | |
| Official PlayStation 2 Magazine Demo 35 | PS2 | 1.00 | | | SCED-51533 | |
| Official PlayStation 2 Magazine Demo 34 | PS2 | 1.01 | | | SCED-51760 | |
| Official PlayStation 2 Magazine Demo 34 | PS2 | 1.01 | | | SCED-51569 | |
| Official PlayStation 2 Magazine Demo 34 | PS2 | 1.03 | | | SCED-51560 | |
| Official PlayStation 2 Magazine Demo 34 | PS2 | 1.01 | | | SCED-51532 | |
| Official PlayStation 2 Magazine Demo 33 | PS2 | 1.01 | | | SCED-51568 | |
| Official PlayStation 2 Magazine Demo 33
ops2m demo 33 | PS2 | 1.03 | | | SCED-51559 | |
| Official PlayStation 2 Magazine Demo 32 | PS2 | 1.00 | | | SCED-51656 | |
| Official PlayStation 2 Magazine Demo 32 | PS2 | 1.02 | | | SCED-51567 | |
| Official PlayStation 2 Magazine Demo 32
ops2m demo 32 | PS2 | 1.00 | | | SCED-51558 | |
| Official PlayStation 2 Magazine Demo 32 | PS2 | 1.00 | | | SCED-51530 | |
| Official PlayStation 2 Magazine Demo 31 | PS2 | 1.02 | | | SCED-51529 | |
| Official PlayStation 2 Magazine Demo 30 | PS2 | 1.00 | | | SCED-51552 | |
| Official PlayStation 2 Magazine Demo 30 | PS2 | 1.01 | | | SCED-51483 | |
| Official PlayStation 2 Magazine Demo 30 | PS2 | 1.00 | | | SCED-51489 | |
| Official PlayStation 2 Magazine Demo 30 | PS2 | 1.01 | | | SCED-51457 | |
 | Official PlayStation 2 Magazine Demo 30 | PS2 | 1.01 | | | SCED-51485 … | |
| Official PlayStation 2 Magazine Demo 3 | PS2 | 1.00 | | | SCED-50067 | |
| Official PlayStation 2 Magazine Demo 29 | PS2 | 1.00 | | | SCED-51432 | |
| Official PlayStation 2 Magazine Demo 29 | PS2 | 1.00 | | | SCED-51440 | |
| Official PlayStation 2 Magazine Demo 29 | PS2 | 1.01 | | | SCED-51384 … | |
| Official PlayStation 2 Magazine Demo 28 | PS2 | 1.00 | | | SCED-50750 | |
| Official PlayStation 2 Magazine Demo 27 | PS2 | 1.00 | | | SCED-51319 | |
| Official PlayStation 2 Magazine Demo 27
ops2m demo 27 | PS2 | 1.00 | | | SCED-51359 | |
| Official PlayStation 2 Magazine Demo 27 | PS2 | 1.01 | | | SCED-50749 … | |
| Official PlayStation 2 Magazine Demo 27 | PS2 | 1.02 | | | SCED-50749 | |
| Official PlayStation 2 Magazine Demo 26 | PS2 | 1.00 | | | SCED-51321 | |
| Official PlayStation 2 Magazine Demo 26 | PS2 | 1.02 | | | SCED-50748 … | |
| Official PlayStation 2 Magazine Demo 25 | PS2 | 1.00 | | | SCED-51262 | |
| Official PlayStation 2 Magazine Demo 25
ops2m demo 25 | PS2 | 1.00 | | | SCED-51279 | |
| Official PlayStation 2 Magazine Demo 25 | PS2 | 1.00 | | | SCED-50747 … | |
| Official PlayStation 2 Magazine Demo 24
ops2m demo 24 | PS2 | 1.00 | | | SCED-51147 | |
| Official PlayStation 2 Magazine Demo 24 | PS2 | 1.10 | | | SCED-50746 | |
| Official PlayStation 2 Magazine Demo 23 | PS2 | 1.10 | | | SCED-51163 | |
| Official PlayStation 2 Magazine Demo 37
PlayStation 2 Magazine CD 37 Septembre 2003 | PS2 | 1.00 | | | SCED-51563 | |
| Official PlayStation 2 Magazine Demo 22/23
ops2m demo 22/23 | PS2 | 1.00 | | | SCED-51016 | |
| Official PlayStation 2 Magazine Demo 22 | PS2 | 1.00 | | | SCED-50744 … | |
| Official PlayStation 2 Magazine Demo 21 | PS2 | 1.00 | | | SCED-50742 … | |
| Official PlayStation 2 Magazine Demo 21
ops2m demo 21: euro version | PS2 | 1.00 | | | SCED-50989 | |
 | Official PlayStation 2 Magazine Demo 20 | PS2 | 1.10 | | | SCED-50945 | |
| Official PlayStation 2 Magazine Demo 20 | PS2 | 1.10 | | | SCED-50743 | |
| Official PlayStation 2 Magazine Demo 2 | PS2 | 1.00 | | | SCED-50066 | |
| Official PlayStation 2 Magazine Demo 19 | PS2 | 1.00 | | | SCED-50154 | |
| Official PlayStation 2 Magazine Demo 18 | PS2 | 1.00 | | | SCED-50698 | |
| Official PlayStation 2 Magazine Demo 18 | PS2 | 1.00 | | | SCED-50825 | |
| Official PlayStation 2 Magazine Demo 18 | PS2 | 1.00 | | | SCED-50153 … | |
| Official PlayStation 2 Magazine Demo 17 | PS2 | 1.00 | | | SCED-50152 | |
| Official PlayStation 2 Magazine Demo 17 | PS2 | 1.00 | | | SCED-50152 … | |
| Official PlayStation 2 Magazine Demo 16
OPS2M DEMO 16/FRE | PS2 | 1.00 | | | SCED-50675 | |
| Official PlayStation 2 Magazine Demo 16 | PS2 | 1.00 | | | SCED-50151 | |
| Official PlayStation 2 Magazine Demo 15 | PS2 | 1.00 | | | SCED-50708 | |
| Official PlayStation 2 Magazine Demo 15 | PS2 | 1.00 | | | SCED-50685 | |
| Official PlayStation 2 Magazine Demo 15 | PS2 | 1.00 | | | SCED-50150 | |
| Official PlayStation 2 Magazine Demo 14 | PS2 | 1.00 | | | SCED-50610 … | |
| Official PlayStation 2 Magazine Demo 14 | PS2 | 1.00 | | | SCED-50149 | |
| Official PlayStation 2 Magazine Demo 13
ops2m demo 13 | PS2 | 1.00 | | | SCED-50593 | |
| Official PlayStation 2 Magazine Demo 13 | PS2 | 1.00 | | | SCED-50148 | |
| Official PlayStation 2 Magazine Demo 12
ops2m demo 12 | PS2 | 1.00 | | | SCED-50543 | |
| Official PlayStation 2 Magazine Demo 12 | PS2 | 1.00 | | | SCED-50147 | |
| Official PlayStation 2 Magazine Demo 11
ops2m demo 11 | PS2 | 1.00 | | | SCED-50463 | |
| Official PlayStation 2 Magazine Demo 11 | PS2 | 1.10 | | | SCED-50146 | |
 | Official PlayStation 2 Magazine Demo 101
ops2m demo 101 eur | PS2 | 1.00 | | | SCED-55120 | |
| Official PlayStation 2 Magazine Demo 100 | PS2 | 1.00 | | | SCED-55119 | |
| Official PlayStation 2 Magazine Demo 10 | PS2 | 1.10 | | | SCED-50145 | |
| OPSM Best PS One Games Ever
Official Australian PlayStation Magazine Demo 44 | PSX | | | | SCED-03239 | |
 | Official U.S. PlayStation Magazine Demo Disc 99 | PS2 | 1.00 | | | SCUS 97451 | |
| Official U.S. PlayStation Magazine Demo Disc 98 | PS2 | 1.01 | | | SCUS 97450 | |
| Official U.S. PlayStation Magazine Demo Disc 96 | PS2 | 1.00 | | | SCUS 97448 | |
| Official U.S. PlayStation Magazine Demo Disc 95 | PS2 | 1.00 | | | SCUS 97447 | |
| Official U.S. PlayStation Magazine Demo Disc 94 | PS2 | 1.00 | | | SCUS 97446 | |
| Official U.S. PlayStation Magazine Demo Disc 91 | PS2 | 1.00 | | | SCUS 97443 | |
| Official U.S. PlayStation Magazine Demo Disc 90 | PS2 | 1.00 | | | SCUS 97442 | |
| Official U.S. PlayStation Magazine Demo Disc 89 | PS2 | 1.00 | | | SCUS 97342 | |
| Official U.S. PlayStation Magazine Demo Disc 88 | PS2 | 1.01 | | | SCUS 97341 | |
| Official U.S. PlayStation Magazine Demo Disc 86 | PS2 | 1.00 | | | SCUS 97339 | |
| Official U.S. PlayStation Magazine Demo Disc 84 | PS2 | 1.00 | | | SCUS 97337 | |
| Official U.S. PlayStation Magazine Demo Disc 83 | PS2 | 1.00 | | | SCUS 97336 | |
| Official U.S. PlayStation Magazine Demo Disc 82 | PS2 | 1.00 | | | SCUS 97335 | |
| Official U.S. PlayStation Magazine Demo Disc 81 | PS2 | 1.00 | | | SCUS 97334 | |
| Official U.S. PlayStation Magazine Demo Disc 80 | PS2 | 1.00 | | | SCUS 97333 | |
| Official U.S. PlayStation Magazine Demo Disc 76 | PS2 | 2.01 | | | SCUS 97251 | |
| Official U.S. PlayStation Magazine Demo Disc 75 | PS2 | 1.00 | | | SCUS 97250 | |
| Official U.S. PlayStation Magazine Demo Disc 74 | PS2 | 1.00 | | | SCUS 97249 | |
| Official U.S. PlayStation Magazine Demo Disc 72 | PS2 | 1.00 | | | SCUS 97247 | |
| Obsidian (Disc 5) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian (Disc 4) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian (Disc 3) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian (Disc 2) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian (Disc 1) | PC | | Original, Complimentary Copy | | 11008 | |
| Oscar Wilde's The Selfish Giant | PC | 2.10 | Original | | MQ 13-004-144 | |
| Operation Flashpoint: Cold War Crisis | PC | | Playable Demo | | POPFCDUS40 | |
| Outlaws (Disc 1) | PC | 1.0 Build 3 | Bundle Version Diamond OEM | | 644430 | |
| Onimusha: Warlords | PS2 | 1.02 | Original, Platinum | | SLES-50247 … | |
 | Oscar | PC | | Jackson Libri | | | |
| Okage: Shadow King | PS2 | 1.01 | Original | | SCUS 97129 | |
 | Oha Suta Dance Dance Revolution
おはスタ ダンス ダンス レボリューション | PSX | | Original |  | SLPM 86603 | |
 | Osobennosti nacional'nogo razvoda (Disc 2)
Особенности национального развода | PC | | Original |  | | |
| Osobennosti nacional'nogo razvoda (Disc 1)
Особенности национального развода | PC | | Original | | | |
| Oha Suta Series 01: Zonapara
おはスタシリーズ０１ 象南波羅～ゾナパラ～ | KSITE | | Original | | 536956 | |
| Oha Suta Series 02: Oha Ska!
おはスタシリーズ０２ おは スカ | KSITE | | Original | | 538714 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Channelware | | 04-15303 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Covermount | | IB2G-ODDI5 | |
| Oddworld: L'Exode d'Abe (Disc 2) | PSX | | Original | | SLES-11502 | |
| Oddworld: L'Exode d'Abe (Disc 1) | PSX | | Original | | SLES-01502 | |
| O.D.T. | PSX | | Original | | SLES-01409 | |
| Only Fun: Entra anche tu nel mondo dei Videogames | PC | | | | | |
| Over Load | PC | | | | | |
| Open Season (Disc 1) | PC | | Original | | 5004905-CD 1 | |
| Onsen Ryokou Kakumei: Ich liebe dich.!
温泉旅行革命 ～Ｉｃｈ ｌｉｅｂｅ ｄｉｃｈ．！～ | PC | 1.00 | Original | | RUCCA-003 | |
| Onimusha
鬼武者 | PS2 | 1.03 | Original, Mega Hits! | | SLPM 65010 … | |
| Obduction | MAC | | Kickstarter | | | |
| Obduction | PC | 1.4.2 | Kickstarter |  | | |
| Outburst | PC | | Classic Value Series | | Product# 99043 | |
| Operation: Surgery Has Never Been so Silly! | PC | | Sold Out Software | | | |
 | Osef Minei Mischakim
אוסף מיני משחקים | PC | | Original | | | |
| Obitel' T'my
Обитель Тьмы | PC | 5.02 04/07/03 | Original | | | |
 | One Piece: Unlimited World R | PS3 | 01.01 | Original |  | BLAS 50699 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.004 | Game of the Year Edition (BestSeller Series) | | S0026178 | |
| Oddworld: Abe's Origins | PC | | Limited Run Games | | | |
| Onigunsou Kuramochi Yuzo no Yatchimasu: Spartan Manshu
鬼軍曹倉持勇造の殺っちます ～スパルタン満州～ | PC | | Original | | | |
| O.R.B.: Orbital'nye Resursnye Bazy
О.Р.Б.: Орбитальные Ресурсные Базы | PC | 1.03 | 1C: Kollekciya igrushek | | | |
| The Orange Box | PS3 | 01.00 | Original | | BLES-00153 | |
 | Original Xbox Game Support: December 2005 (1.2)
Prise en charge des jeux Xbox d'origine: Décembre 2005 (1.2) | XBOX360 | | Original | | | |
| Otousan no Tame no Hanafuda Tenkomori
お父さんのための花札 てんこもり | PC | | Original | | THT-063 | |
| One Piece: Unlimited World Red | PS3 | 01.00 | Original | | BLES-02020 | |
| OutRun 2 | XBOX | | Beta | | | |
| Online Start-Up Disc v3.0 | PS2 | 1.01 | | | SCUS 97425 | |
| OnSide Soccer | 3DO | | Unlicensed (oldergames, Good Deal Games Double Header! Two Game Set) | | | |
| Oh!PC 1998-nen 9-gatsu-gou Tokubetsu Furoku CD-ROM
Ｏｈ！ＰＣ １９９８年 ９月号 特別付録ＣＤーＲＯＭ | PC | | | | OHPC-9809 | |
| One Piece: Pirate Warriors 2 | PS3 | 01.00 | Original | | BLES-01913 | |
| Ougon Musou Kyoku Cross
黄金夢想曲 ＣＲＯＳＳ | PC | 2.00 | Original | | | |
| Opera House Preview Disc #2.3
オペラハウス プレビューディスク ＃２．３ | PC | | Original | | | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| Orion Burger | PC | | Original | | | |
| Olympic Games: Atlanta 1996 | PC | | Original | | | |
| Outcast (Disc 2) | PC | | Limitierte Sonderausgabe | | OUTCAPC520/A2 | |
| Omikron: The Nomad Soul | PC | | Promo | | | |
| Operation Flashpoint: Dragon Rising | PS3 | 01.01 | Original, Promo | | BLES-00597 | |
| Oil Tycoon 2 | PC | | Original | | | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.0 | Original |  | FXX08903223D2 | |
| Oshidashi Zintrick ~ ZinTricK
押し出しジントリック | NGCD | | Original | | ADCD-104 | |
| Original War (Disc 2) | PC | 1.02 | Original | | CD-W95-V006-IT2 | |
| The Operative: No One Lives Forever (Disc 2) (In the Lounge with No One Lives Forever) | PC | | Bundle Version Micro-Star International OEM | | CD-W581995-MSYZ2 | |
| The Operative: No One Lives Forever (Disc 1) | PC | | Bundle Version Micro-Star International OEM | | CD-W581995-MSYZ1, FXX08903223D1 | |
| Otousan no Tame no Tsuri: Fly Fishing-hen
お父さんのための釣り フライ フィッシング編 | PC | | Original | | TFF-058-1 | |
| OMSI Add-on: Wien: Der Hochflurbus LU 200 | PC | 1.0 | OMSI Bundle | | | |
| OMSI: Der Omnibussimulator | PC | 1.04 | OMSI Bundle | | | |
| Oni no Kamen
鬼ノ仮面 | PC | 1.00 | Original | | | |
| Original War (Disc 1) | PC | 1.02 | Original | | CD-W95-V006-IT1 | |
| Osaka City
大阪 | PHOTO-CD | | Original | | | |
| Original War (Disc 2) | PC | 1.02 | Covermount | | | |
| Original War (Disc 1) | PC | 1.02 | Covermount | | | |
| O.R.B: Off-World Resource Base | PC | | Covermount | | | |
 | Official Xbox Magazine Game Disc 42 | XBOX | | Original | | IM-042 | |
| OutRun 2006: Coast 2 Coast | PC | | Top Games | | SEGA-PC029 | |
| Of Light and Darkness: The Prophecy (Disc 3) | PC | | Original | | CD-W95-166-E | |
| Of Light and Darkness: The Prophecy (Disc 2) | PC | | Original | | CD-W95-166-E | |
| Of Light and Darkness: The Prophecy (Disc 1) | PC | | Original | | CD-W95-166-E | |
| Original War (Disc 2) | PC | | Original | | | |
| Original War (Disc 1) | PC | | Original | | | |
| Ore no Shita de Agake
俺の下であがけ | PC | System3.9 Ver.5.43 | Original | | ALB-005 | |
| Osterspiele-Box
Oster Spielebox | PC | | Original | | | |
| Oktoberfest Wiesn-Gaudi | PC | 1.0 | Original | | | |
| Online G@mer n. 5: Juin/Juillet 2001 (Disc 1) | PC | | | | | |
| Outlaws (Disc 2) | PC | 2.0 | Rerelease | | 9511831 | |
| Outlaws (Disc 1) | PC | 2.0 | Rerelease | | 9511830 | |
| Overlord
BGamer 153 (Side A) | PC | | Covermount | | | |
| The Official Xbox Playable Cheats | XBOX | | Original | | IM-001 | |
| The Official Xbox Live Disc | XBOX | | Original | | IM-001 | |
| The Official Xbox 50 Best Games
20 Games to Play | XBOX | | | | IM-001 | |
| Outpost 2: Geteilte Bestimmung | PC | 1.0 | Original | | S0011248 | |
| Oil Rush | PC | | Original | | | |
| Outlaw Golf 2 | PS2 | 1.01 | Original | | SLES-52965 | |
| The Operative: No One Lives Forever | PS2 | 1.00 | Original | | SLES-50592 | |
| Ori and the Blind Forest: Definitive Edition | PC | 5.3.2.9582331 | Limited Edition | | | |
| OnlineGamez | PC | | | | | |
| OIO: The Game: Enlarged | PC | | F*ckn' Best of Independent Games: Collection Vol. 1 | | | |
| Oregon Trail II | PC | 1.31 | Rerelease | | #HCD744AE-CD | |
| Otverzhennye: Tajna temnoj rasy (Disc 2)
Отверженные: Тайна темной расы | PC | | 1C: Igrushki | | SNOW OT21 0110 IR | |
| Otverzhennye: Tajna temnoj rasy (Disc 1)
Отверженные: Тайна темной расы | PC | | 1C: Igrushki | | SNOW OT21 0110 IR | |
| Order Up!! | PS3 | 01.02 | Original | | BLUS-30904 | |
| One Piece: Unlimited World Red | PS3 | 01.00 | Day One Edition | | BLUS-31427 … | |
| Ostrov e'rotiki
Остров эротики | PC | | Original | | | |
| On-Robot
Он-Робот | PC | 1.14SB | 1C: Igrushki | | | |
| OnHand Chess / Sega Swirl Lite | PALM | PDA103-01 | Original | | PDA103-01 | |
| Ob"ekt 69: Mest' Krassera
Объект 69: Месть Крассера | PC | | Original | | | |
| Ob"ekt 69: Kasablanka
Объект 69: Касабланка | PC | | Original | | RUSSOBIT-M 2003/408 | |
 | Onsalakorv | PC | | Original | | | |
 | Ookami: Zekkeiban
大神 絶景版 | PS3 | 00.00 | Original, PlayStation 3 the Best, PlayStation 3 the Best (Reprint) | | BLJM 55061 … | |
 | OutRun 2006: Coast 2 Coast | PSP | 1.00 | Original | | ULKS 46087 | |
| One Piece: Pirates Carnival
원피즈 해적카니발 | PS2 | 1.01 | Original |  | SLKA 25351 | |
| O'boy-jakten | PC | | Original | | | |
| Open Season | PS2 | 1.01 | Review |     | | |
| Osaka Ennichi
大阪緣日 | PC | | Original | | OE-V1.00 | |
| Oda Nobunaga Den
織田信長伝 | PC | 1.0 | Original | | KN11-93101 | |
| Official Xbox Magazine Game Disc 79 | XBOX360 | | | | IM-2060 | |
| Outlaws (Disc 2) | PC | 1.0 Build 3 | Bundle Version Diamond OEM | | 644431 | |
| Otome-teki Koi Kakumei: Love Revo!!
乙女的恋革命★ラブレボ！！ | PS2 | 1.03 | Original, Love Revo Box | | SLPM 66238 … | |
| Odo Odo Oddity
おどおどおっでぃ | PSX | | Original | | SLPS 00754 | |
| Oumagatoki
逢魔が時 プレミアム＂ＦＡＮ＂ディスク | PSX | | Premium Fan Disc | | SLPM 80623 | |
 | OutRun 2006: Coast 2 Coast | PC | | eXtra Klasyka XK HIT | | TS OCC PL | |
| Oksfordzka Encyklopedia Historii Świata | PC | | Covermount | | SELL 0103 | |
| Open Season | XBOX360 | | Original, ESA Foundation Holiday Bundle | | US-2024 | |
| Open Season | PSP | 1.01 | Original | | ULUS 10152 | |
 | The Orange Box (Disc 2) | PC | | Original, EA Classics |   | VAE07705811D2/ENG, VAE07707118D2/ENG, VAX07705811D2, VAX07705811D2/AUS | |
| Olivers Äventyr: Drakens Förbannelse | PC | | Original | | 021120110 | |
| Orly Pervoj mirovoj
Орлы Первой мировой | PC | 02.19.07 | Original | | | |
| Oddworld: Abe's Oddysee | PSX | | Demo | | SLED-00725 | |
| Official Disc 2003 | PS2 | 1.01 | Taikenban | | PAPX 90507 | |
| The Operational Art of War: Century of Warfare | PC | | Original | | | |
| Oficery: Special'noe izdanie
Офицеры: Специальное издание | PC | 1.18.2 | Original | | | |
| Official PlayStation Magazine Issue 71: June 2012 | PS3 | 01.00 | | | BCED-01566 | |
| Official PlayStation Magazine Issue 66: January 2012 | PS3 | 01.02 | | | BCED-01208 | |
| Othelanian Wars
オセラニアン・ウォーズ | PC | | Original | | | |
| Overlord II | PS3 | 01.02 | Original | | BLES-00580 | |
| OutRun 2006: Coast 2 Coast | PS2 | 1.01 | Review | | SLES-53998 | |
| Onimusha 2: Samurai's Destiny
鬼武者２ ＰＡＬ | PS2 | 1.00 | Beta | | SLES-50978 | |
| One Piece: Pirate Warriors + One Piece: Pirate Warriors 2 | PS3 | 01.00 | Original | | BLES-02131 | |
| Oni | PC | 1.00.000 | Original | | MTW-0390 | |
| Overlord II | XBOX360 | | Beta | | CM-2058 | |
| Overlord | XBOX360 | | Beta | | CM-2005 | |
| Overlord | XBOX360 | | Beta | | CM-2005 | |
| Overlord II | PC | | Preview Code |   | | |
| Oregon Trail II | PC | 1.3 | Smart Saver | | 0TT744AE-CD | |
| Outlaws (Disc 2) | PC | 2.0 | Rerelease | | 9511831 | |
| Outlaws (Disc 1) | PC | 2.0 | Rerelease | | 9511830 | |
| Oregon Trail II | PC | 1.3 | Smart Saver | | 381032-CD/i401ha | |
| The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 1) | PC | 1.2 | Rerelease | | OTA744BE-CD1 | |
| Oregon Trail II | PC | 1.32 | Rerelease | | #HCD744CE-CD | |
| Operation | PC | | General Mills | | AM0703R71 | |
| Oni | PC | 1.0 | Covermount | | | |
| The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 2) | PC | 1.3 | The Learning Company | | OAE744BE-CD2 | |
| The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 3) | PC | 1.3 | The Learning Company | | OAE744BE-CD3 | |
| The Oregon Trail 5th Edition: Adventures Along the Oregon Trail | PC | 1.01E | Enhanced Education Version | | 480599-CD | |
| Outlaws (Disc 1) | PC | 2.0 | Collection LucasArts | | | |
| Outlaws (Disc 2) | PC | 2.0 | Collection LucasArts | | | |
| The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 1) | PC | 1.3 | The Learning Company | | OAE744BE-CD1 | |
| Outlaws (Disco 1) | PC | 1.0 | LucasArts Classic | | 41175.101.IT | |
| Outlaws (Disco 2) | PC | 1.0 | LucasArts Classic | | 41175.102.IT | |
| The Oregon Trail 5th Edition: Adventures Along the Oregon Trail | PC | 1.0 | Scholastic | | 380859-CD WP2 | |
| Orion Burger | PC | | Abenteuer Doppelpack: Premier Collection | | MOBRLPGE72 | |
| Operation Flashpoint: Cold War Crisis | PC | 1.46 | Sold Out Software | | | |
| Obratnyj otschet
Обратный отсчет | PC | v.1 1.06.10.22 | Original | | | |
| Oddworld: Abe's Oddysee | PSX | Rev 1 | Original, Greatest Hits | | SLUS-00190 | |
| Obsidian (Disc 5) | PC | | Original | | 11008 | |
| Obsidian (Disc 1) | PC | | Original | | 11008 | |
| Ocean Jewels | PC | | Red Rocks | | | |
| Omar Sharif on Bridge | PC | | Valueware | | CD-ICD-148-0 | |
| Operaciya Silent Storm: Chasovye (Disc 2)
Операция Silent Storm: Часовые | PC | | 1С: Igroteka | | | |
| Operaciya Silent Storm: Chasovye (Disc 1)
Операция Silent Storm: Часовые | PC | | 1С: Igroteka | | | |
| Operation Flashpoint: Red River | PS3 | 01.01 | Original | | BLES-01171 | |
| Operation Flashpoint: Holodnaja vojna
Операция Flashpoint: Холодная война | PC | 1.46 | Original | | | |
| Original Xbox Game Support: August 2006 (1.5) | XBOX360 | | | | | |
| Das Offizielle Xbox-Magazin: Cover-DVD 04/2003 | XBOX | | Original | | IM-015 | |
| Otchayannye domoxozyajki (Disc 2) (Ustanovochnyj disk)
Отчаянные домохозяйки | PC | | Original | | | |
| Otchayannye domoxozyajki (Disc 3) (Igrovoj disk)
Отчаянные домохозяйки | PC | | Original | | | |
| Otchayannye domoxozyajki (Disc 1) (Ustanovochnyj disk)
Отчаянные домохозяйки | PC | | Original | | | |
| Ousama Monogatari
王様物語 | WII | | Beta | | | |
| Order Up! | WII | | Beta | | | |
| Onslaught | WII | | Beta | | | |
| Ōkami | WII | | Beta | | | |
| Overwatch | PC | | Origins Edition | | 052429 | |
| Ona: Sbornik e'roticheskix igr
Она: Сборник эротических игр | PC | | Original | | 10-20999 | |
| Order of War: Osvobozhdenie
Order of War: Освобождение | PC | | Igromaniya: Vybor redakcii | | | |
| Order of War: Stolknovenie
Order of War: Столкновение | PC | | Igromaniya: Vybor redakcii | | | |
| Onimusha 3 | PS2 | 1.01 | Original | | SLES-51914 … | |
| Owlboy (Game Disc) | PC | 0.0.6152.604 | IndieBox | | | |
| Ostrich Runner | PC | | Microforum | | | |
| Oil Tycoon 2 | PC | | Covermount | | | |
| Ost-Indskaya kompaniya: Zolotoe izdanie
Ост-Индская компания: Золотое издание | PC | | Original | | | |
| OutRun 2006: Coast 2 Coast | PS2 | 1.01 | Original | | SLUS 21274 | |
| Opoona | WII | | Original | | RVL-RPOP-EUR | |
| Operation Flashpoint: Cold War Crisis | PC | 1.0 | Original, Gold Edition | | MOPFCDEU00 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.0 | Original | | FXX08903223D1 | |
| Onechanbara: Bikini Zombie Slayers | WII | | Original | | RVL-RONE-USA | |
| Overlord: Dark Legend | WII | | Original | | RVL-ROAE-USA | |
| Operation Flashpoint: Dragon Rising
오퍼레이션 플래시포인트: 드래곤 라이징 | PS3 | 01.01 | Original | | BLKS 20157 | |
| The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 1) | PC | 1.2a | Bundle Version Compaq Presario OEM | | | |
| Oudou Aniki
王道兄貴 | PC | 1.20b | Original | | | |
| Otogi: Myth of Demons | XBOX | | Special Pack | | FS-002 | |
| Otogi: Hyakki Toubatsu Emaki
Ｏ・ＴＯ・ＧＩ ～百鬼討伐絵巻～ | XBOX | | Special Pack | | FS-004 | |
| Operator's Side
オペレーターズサイド | PS2 | 1.02 | Original | | SCPS 15039 | |
| Operator's Side
オペレーターズ・サイド | PS2 | 1.02 | Doukonban, Doukonban: PlayStation 2 the Best | | SCPS 15038 … | |
| Otome-teki Koi Kakumei: Love Revo!!
乙女的恋革命★ラブレボ！！ | PS2 | 1.03 | Love Revo Box | | SLPM 66237 | |
| Oh-chan no Oekaki Logic for Palm
おーちゃんのお絵かきロジック ｆｏｒ Ｐａｌｍ | PALM | 1.04 | Original | | | |
| Ougon Kishi Garo
黄金騎士 牙狼 | PS2 | 1.01 | Original | | SLPS 20463 | |
| The Oregon Trail 4th Edition (Disc 2) | PC | 1 | Rerelease | | OTF744CE-CD2 | |
| The Oregon Trail 4th Edition (Disc 3) | PC | 1.1 | Rerelease | | OTF744BE-CD3 | |
| The Oregon Trail 4th Edition (Disc 2) | PC | 1.1 | Rerelease | | OTF744BE-CD2 | |
| The Oregon Trail 4th Edition (Disc 1) | PC | 1.1 | Rerelease | | OTF744BE-CD1 | |
| Oxford Handbook of Clinical Medicine for PDAs: Seventh Edition | PALM | 10.0.05/2007.9.7 | | | | |
| Outcry (Disc 2)
Outcry: The Dawn | PC | Version DPV 1.0 | Original | | PCO596CD | |
| Outcry (Disc 1)
Outcry: The Dawn | PC | Version DPV 1.0 | Original | | PCO596CD | |
| Opera House Preview Disc #2
オペラハウス プレビューディスク ＃２ | PC | | Original | | | |
| Opera House Preview Disc
オペラハウス プレビューディスク | PC | | Original | | | |
| The Oregon Trail 3rd Edition: Pioneer Adventures | PC | 1.0 | DVD-ROM | | ORG811AE-DVD | |
| Odo Odo Oddity
おどおど おっでぃ | PSX | | Hibaihin | | SLPM 80075 | |
| One Piece: Grand Battle! Rush
원피스 그랜드배틀! RUSH | PS2 | 1.00 | Original | | SLKA 25299 | |
| Only One 2: Bijin Casino Dealer Hitomi: Sei no Roulette
オンリーワン２ 美人カジノディーラー瞳 性のルーレット | PC | | Original | | ON2-HITO | |
| Orange Pocket: Root
オレンジポケット ～リュート～ | PS2 | 1.02 | Original | | SLPM 65525 | |
| Official Xbox Magazine Game Disc 52 | XBOX | | Original | | IM-210 | |
| Onsen de Takkyuu
温泉ｄｅ卓球 | PC | | Original | | | |
| Ōkami | PS2 | 1.00 | Original | | SLES-54439 … | |
| Oddworld: Munch's Oddysee | XBOX | | Original, Classics | | MS-001 | |
 | The Official Xbox Magazine: Australia & New Zealand: Issue 110 | XBOX360 | | | | IM-2156 | |
| The Official Xbox Magazine: Australia & New Zealand: Issue 108 | XBOX360 | | | | IM-2154 | |
| The Official Xbox Magazine: Australia & New Zealand: Issue 107 | XBOX360 | | | | IM-2153 | |
| The Official Xbox Magazine: Australia & New Zealand: Issue 105 | XBOX360 | | | | IM-2151 | |
| The Official Xbox Magazine: Australia & New Zealand: Issue 104 | XBOX360 | | | | IM-2150 | |
| The Official Xbox Magazine: Australia & New Zealand: Issue 103 | XBOX360 | | | | IM-2149 | |
| One Piece: Romance Dawn: Bouken no Yoake
ワンピース ＲＯＭＡＮＣＥ ＤＡＷＮ 冒険の夜明け | PSP | 1.01 | Original | | ULJS 00550 … | |
| Ovech'i bega
Овечьи бега | PC | 1.0 | Original | | | |
| Official Xbox Magazine Game Disc 17 | XBOX | | Original | | IM-016 | |
| Official Xbox Magazine Game Disc 16 | XBOX | | Original | | IM-015 | |
| Over 350 Solitaire Games | PC | | Original | | | |
| Over 350 Jigsaw Puzzles | PC | | Original | | 012163 | |
| Obitaemyj ostrov: Zemlyanin
Обитаемый остров: Землянин | PC | | Original | | | |
| Obitaemyj ostrov: Chuzhoj sredi chuzhix
Обитаемый остров: Чужой среди чужих | PC | | Original | | | |
| Obitaemyj ostrov
Обитаемый остров | PC | | Original | | | |
| Obitel' t'my: Sumerki
Обитель тьмы: Сумерки | PC | 1.1 | Original | | | |
| Omerta: Chinmoku no Okite: The Legacy
オメルタ ～沈黙の掟～ ＴＨＥ ＬＥＧＡＣＹ | PSP | 1.01 | Shokai Goukaban | | ULJM 06393 | |
| Omega Boost
オメガ・ブースト | PSX | | Taikenban | | PAPX 90080 | |
| Otogi
Ｏ・ＴＯ・ＧＩ ～御伽～ | XBOX | | Original | | FS-002 | |
 | Oyunlarla Dil Bilgisi Oyunlarla Matematik | PC | | Original |  | | |
| Ouran Koukou Host Club
桜蘭高校ホスト部 | PS2 | 1.01 | Original | | SLPM 66738 | |
| Ochazukenori: Kaiki!! Mushi Danshaku no Yakata
御茶漬海苔 怪奇！！蟲男爵の館 | PC | | Original | | | |
| Onimusha: Put' samuraya (Disc 1) (Igrovoj)
Onimusha: Путь самурая | PC | | Original | | | |
| Onimusha: Put' samuraya (Disc 4)
Onimusha: Путь самурая | PC | | Original | | | |
| Onimusha: Put' samuraya (Disc 3)
Onimusha: Путь самурая | PC | | Original | | | |
| Onimusha: Put' samuraya (Disc 2)
Onimusha: Путь самурая | PC | | Original | | | |
| Oh-chan no Oekaki Logic 2
おーちゃんのお絵かきロジック２ | PSX | | Original | | SLPS 00345 | |
| Obliterate | PS2 | 1.01 | Original | | SLES-53355 … | |
| Olimpiada Zimowa 2002
Olimpijskie Zmagania 2002 | PC | | Original | | | |
| Overlord: Raising Hell | PC | 1.3 | Original | | MOVLRCDEU00 | |
| Operaciya Silent Storm (Disc 1)
Операция Silent Storm | PC | Aug 11 2003 | 1C: Igroteka | | | |
| Operaciya Silent Storm (Disc 2)
Операция Silent Storm | PC | Aug 11 2003 | 1C: Igroteka | | | |
| O.D.T. | PC | | Original | | | |
| Operation Barbarossa: The Struggle for Russia | PC | | Original | | | |
| Othello CD-ROM | PC | | Original | | | |
| Othello | PC | | Original | | | |
| Oil Tycoon | PC | 1.0 | Original | | | |
| OutRun 2006: Coast 2 Coast | PC | 1.0 | Original | | SEGA-PC029 | |
| Outbreaker | PC | | Original | | | |
| Ogallala: Das Kartenspiel für PC | PC | | Original | | ECD000799D 00031111-001 | |
| Outrage | PC | | Original | | | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.004 | Game of the Year Edition | | S0025037 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.004 | Game of the Year Edition | | S0025036 | |
| Onible'jd
Ониблэйд | PC | | Original | | | |
| Operation Flashpoint: Dragon Rising | PC | | Original | | MOFP2CDEU00 | |
| Obsidian (Disc 5)
オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 4)
オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 3)
オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 2)
オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 1)
オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Oynayarak Ogreniyorum 1
Oynayarak Öğreniyorum 1 | PC | | Original | | | |
| Obsidian | PC | 1.0 | Demo | | | |
| Obsidian (Disc 5)
オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 4)
オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 3)
オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 2)
オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 1)
オブシディアン | PC | | Original | | INR-1003 | |
| The Orange Box (Disc 2) | PC | | Original | | | |
| The Orange Box (Disc 1) | PC | | Original | | | |
| Operation Flashpoint: Dragon Rising | PS3 | 01.01 | Original | | BLJM 60152 | |
| Ozawa-Ken+ | PC | | Original | | | |
| Oddworld: Abe's Exoddus (Disc 2) | PSX | | Original, Platinum | | SLES-11480 … | |
| Overboard! | PSX | | Original, 1998 4 PlayStation Multi Pack | | SLES-00865 | |
| Oddworld: Abe's Exoddus (Disc 1) | PSX | | Original, Platinum | | SLES-01480 … | |
| Oretachi ni Tsubasa wa Nai
俺たちに翼はない | PS3 | 01.01 | Original | | BLJM 61018 | |
| Oddworld: Abe's Exoddus (Install) | PC | 2.0 | Original | | 04-15993CD1 | |
| Oddworld: Abe's Exoddus (Play) | PC | | Original | | 04-15993CD2 | |
| OutRun 2006: Coast 2 Coast | PSP | 1.01 | Original, Platinum: The Best of PSP | | ULES-00262 | |
| Operaciya "Plastilin" (Disc 1)
Операция "Пластилин" | PC | | Original | | | |
| Official Xbox Magazine Game Disc 12 | XBOX | | | | IM-011 | |
| Official Xbox Magazine Game Disc 10 | XBOX | | | | IM-009 | |
| Outlast: A Reading for Information Game | PC | | Original | | HH824 | |
| Oudou Yuusha
王道勇者 | PC | | Original | | ALS-0029 | |
| Outpost | PC | 1.5 | Rerelease, Sierra Originals | | | |
| The Operative: No One Lives Forever (Disc 2)
ノーワンリブスフォーエバー | PC | 1.004, 1.004J | Original | | | |
| The Operative: No One Lives Forever (Disc 1)
ノーワンリブスフォーエバー | PC | 1.004, 1.004J | Original | | | |
| Onimusha: Dawn of Dreams (Disc 2) | PS2 | 1.00 | Original | | SLES-82039 | |
| Onimusha: Dawn of Dreams (Disc 1) | PS2 | 1.00 | Original | | SLES-82038 | |
| Oddworld: L'Odyssée d'Abe | PSX | | Original, Best of Infogrames | | SLES-00838 … | |
| Outcast | PC | | Original | | | |
| Outlaw Golf | GC | | Original | | DL-DOL-GOFP-EUR-01 | |
| Open Season | GC | | Original | | DL-DOL-GOSE-USA | |
 | Open Season (Disc 3) | PC | 1.00 | Original | | 5004904-CD 3 | |
| Open Season (Disc 2) | PC | 1.00 | Original | | 5004904-CD 2 | |
| One Piece: Grand Battle! 3
ＯＮＥ ＰＩＥＣＥ ～グランド・バトル！３～ | GC | | Original | | DL-DOL-GOGJ-JPN | |
| Opel IAA '99 (Disc 2) (Opel Highlights) | PHOTO-CD | | Original | | | |
| Opel IAA '99 (Disc 1) (Model Range) | PHOTO-CD | | Original | | | |
| Opel Vectra '99 | PHOTO-CD | | Original | | | |
| Opel IAA '97 | PHOTO-CD | | Original | | | |
| Opel Corsa '97 | PHOTO-CD | | Original | | | |
| Official PlayStation Magazine Issue 79: January 2013 | PS3 | 01.03 | | | BCED-01574 | |
| Official PlayStation Magazine Issue 82: April 2013 | PS3 | 01.00 | | | BCED-01817 | |
| Official PlayStation Magazine Issue 78: Christmas 2012 | PS3 | 01.00 | | | BCED-01573 | |
| One Piece: Kaizoku Musou 2
One Piece 海賊無雙 2 | PS3 | 01.00 | Original | | BLAS 50597 | |
| Operation Flashpoint: Cold War Crisis | PC | 1.0 | Original | | MOPFCDUS00 | |
| Oddballz: Your Wacky Computer Petz | PC | 1.0 | Original | | CS090370 | |
| Open Kart | PC | | I Videogiochi del "Giornalino" | | | |
| Oumagatoki 2
逢魔が時２ | PSX | | Original | | SLPS 03272 | |
| Oumagatoki
逢魔が時 | PSX | | Original, PSone Books | | SLPS 03235 … | |
| On Air | PC | | Original | | BROWNIE 990201 | |
| The Orange Box (Disc 1) | PC | | Original | | VAX07705811D | |
 | Omerta: City of Gangsters | XBOX360 | | Original | | KY-2021 | |
| Operation Flashpoint: Red River | XBOX360 | | Original | | CM-2104 | |
| Operation Flashpoint: Red River | PS3 | 01.02 | Original, Codemasters the Best | | BLJM 60361 … | |
| OnHand Sports Games / Sega Swirl Lite | PALM | PDA105-01 | OnHand Double Pack (Sports Games/Astrologer) | | PDA105-01 | |
| Official Xbox Magazine Game Disc 50 | XBOX | | Original | | IM-050 | |
| Official Xbox Magazine Game Disc 45 | XBOX | | Original | | IM-045 | |
| Official Xbox Magazine Game Disc 43 | XBOX | | Original | | IM-043 | |
| Official Xbox Magazine Game Disc 29 | XBOX | | Original | | IM-029 | |
| OnHand Complete Astrologer
OnHand Complete Astrologer: Horoscopes & More! | PALM | PDA108-01 | OnHand Double Pack (Sports Games/Astrologer) | | PDA108-01 | |
| Ore no Imouto ga Konna ni Kawaii wake ga Nai Portable
俺の妹がこんなに可愛いわけがない ポータブル | PSP | 1.01 | Original, Limited Edition | | ULJS 00356 … | |
| Outpost | PC | | SierraOriginals | | S4941220Z12Z2 | |
| Ore no Shikabane o Koete Yuke
俺の屍を越えてゆけ | PSP | 1.01 | Original, Fukkatsu Kinen Genteiban | | UCJS 10116 … | |
| Onikiri-den
鬼斬伝 | PC | | Original | | ZEUS-00001 | |
| Outlaw Golf | PC | | Original | | RM-OUTGOLF-UK | |
| Overlord II | PC | | Original | | | |
| Official Xbox Magazine Game Disc 05 | XBOX | | Original | | IM-005 | |
| Official Xbox Magazine Game Disc 04 | XBOX | | Original | | IM-004 | |
| Online Start-Up Disc v3.0 | PS2 | 1.01 | | | PBPX-95242 | |
| Over G Fighters | XBOX360 | | Original | | TI-2001 | |
| Onechanbara: Bikini Samurai Squad | XBOX360 | | Original | | DP-2026 | |
| Oyaji Hunter Mahjong
おやじハンター・マージャン | 3DO | | Original, Sample | | IMP-SF0703 | |
 | Open Season (Disc 1) | PC | 1.00 | Original | | | |
| One | PSX | | Demo | | SLED-01170 | |
| Oh's Talk English (Disc 2)
오석태의 말하는 영어 | PSP | 1.02 | Original | | ULKS 46083 | |
| Oh's Talk English (Disc 1)
오석태의 말하는 영어 | PSP | 1.02 | Original | | ULKS 46082 | |
| Oddworld: Abe's Exoddus: UK Packaging | MAC | | Art Assets | | | |
| Oddworld: Abe's Exoddus: US Manual | MAC | | Art Assets | | | |
| One | PSX | | Original | | SLES-00944 | |
| Official Xbox Magazine Game Disc 09 | XBOX | | Original | | IM-008 | |
| Odin Sphere
오딘 스피어 | PS2 | 1.00 | Sample | | SCKA 20107 | |
 | Overwatch | PC | | Origins Edition | | | |
| Overwatch | PC | | Game of the Year Edition, Legendary Edition | | 73052010US, S7302210 | |
| Official Xbox Magazine Game Disc 28 | XBOX | | Original | | IM-028 | |
| Odnazhdy' v Chikago
Однажды в Чикаго | PC | 1.1.0.0 | Original | | | |
| Orgazumi (Disc 2)
オーガズミー | PC | | Original | | FCG014 | |
| Orgazumi (Disc 1)
オーガズミー | PC | | Original | | FCG013 | |
| Orgaslave (Side-2)
オルガスレイブ | PC | | Original | | H PT 003-2 | |
| Orgaslave (Side-1)
オルガスレイブ | PC | | Original | | H PT 003-1 | |
| The Oregon Trail | PC | 1.22 | Smart Saver | | ORT844AE-CD | |
| Otona no Gal-jong 2: Koishite Bai Man!
おとなのギャル雀２ 恋して倍満！ | PS2 | 1.01 | Original | | SLPM 66194 | |
| Out of This World | 3DO | RE | 3DO Maniac Pack | | | |
| Olympic Summer Games | 3DO | | Original | | FZ-SW0012 | |
| Oni | PC | 1.0 | Covermount | | | |
| Outcast (Disc 2) | PC | | Covermount | | | |
| Outcast (Disc 1) | PC | | Covermount | | | |
| Osouji Sentai Clean Keeper H
お掃除戦隊 くりーんきーぱーはいぱーＨ | PS2 | 1.01 | Original | | SLPM 55220 | |
| Operation: Surgery Has Never Been so Silly! | PC | | Replay Kids | | OPERPCREGB/A | |
| Otome wa Oanesama Boku ni Koi Shiteru Portable
乙女はお姉さまに恋してる Ｐｏｒｔａｂｌｅ | PSP | 1.02 | Original | | ULJM 05647 | |
 | Operation Flashpoint: Gold Upgrade
Operace Flashpoint: Gold Upgrade | PC | | Original | | | |
| ODN Palm Power Pack | PALM | | Original | | | |
| Opowieści z Narnii: Książe Kaspian | PC | | Covermount | | | |
| The Orion Conspiracy | PC | 1.01 | Original | | | |
| Open Season (Disc 1) | PC | 1.00 | Original | | 5004904-CD 1 | |
| Opsys | PC | | Original | | | |
| Olympic Games | 3DO | | Bundled with Magazine (Demo) | | | |
| Ore no Shita de Agake
俺の下で ＡＧＡＫＥ | PS2 | 1.01 | Original | | SLPS 25796 | |
| Otome wa Boku ni Koishiteru
乙女はお姉さまに恋してる | PS2 | 1.05 | Original | | SLPM 66165 | |
| Operaciya "Barbarossa"
Операция "Барбаросса" | PC | | Original | | | |
| Operaciya "Blau"
Операция "Блау" | PC | | Original | | | |
| Orphen: Scion of Sorcery | PS2 | 1.00 | Original | | SLES-50062 | |
| Oceans Below | 3DO | | Original | | | |
| Ore no Imouto ga Konna ni Kawaii Wake ga Nai Portable ga Tsuzuku Wake ga Nai (Disc 2)
俺の妹がこんなに可愛いわけがない ポータブル が続くわけがない | PSP | 1.00 | Original, PSP the Best, Tokusou-ban | | ULJS 00491 … | |
| Ore no Imouto ga Konna ni Kawaii Wake ga Nai Portable ga Tsuzuku Wake ga Nai (Disc 1)
俺の妹がこんなに可愛いわけがない ポータブル が続くわけがない | PSP | 1.00 | Original, PSP the Best, Tokusou-ban | | ULJS 00490 … | |
| Outlaw Volleyball: Red Hot | XBOX | | Original | | SS-003 | |
