| Region | Title | System | Version | Edition | Languages | Serial | Status |
|---|
 | Novalogic Presents the World of Combat | PC | | Original |  | | ![2 and more dumps from original media [!]](/images/status/green.png "2 and more dumps from original media [!]") |
 | Nox (Disc 1) | PC | | Dice | | DCG 013269 | |
| Nox (Disc 1) | PC | 1.0 | Original, EA Classics | | WWE08902999D1 | |
| Nox (Disc 2) | PC | | Dice | | DCG 013269 | |
| Nox (Disc 2) | PC | 1.0 | Original, EA Classics | | WWE08902999D2 | |
 | Nox | PC | | Preview CD | | | |
| Nox (Disc 1) | PC | 1.0 | Original | | 799307 | |
| Nox (Disc 2) | PC | 1.0 | Original | | 799317 | |
| NRA Varmint Hunter | PC | 1.0 | Special 2-Game Package | | |  |
| Nuclear Strike | PC | | Original | | EAE08801308D | |
 | Nuclear Strike | PC | | EA Classics | | | |
| Nuclear Strike | PC | | CD-ROM Classics: Gold Edition, CD-ROM Classics: Silver Edition | | 1127307, 1170207 | |
| Nuclear Throne | PC | 1.0 | GameTrust Collection (Collector's Edition) | | | |
| Nuke It
"Nuke It" | PC | 2.0 | Rerelease | | | |
| Nuke It
"Nuke It" | PC | 2.01 | Rerelease | | | |
| Number Munchers | PC | | SoftKey | | PNM944BE-CD | |
| Numbers Undercover | PC | 1.3h | Scholastic Clubs and Fairs | | DP1 | |
 | Numbers Up! 2: Baggin' the Dragon: Measurement Space Algebra Data | PC | 1.2 | Original | | | |
 | Numbers Up! Baggin' the Dragon | PC | 2.0.0 | Home Edition (Southwestern Advantage School Set) | | 901002-CD | |
| Numbers Up! Volcanic Panic: The Number Strand | PC | 1.1 | Original | | | |
| Numbers Up! Volcanic Panic: The Number Strand | PC | 1.2.1 | Original | | | |
 | Numbershark 3 | PC | 3.07 | Original | | | |
| The Nun Massacre
Night of the Nun: A Sacrament of Horror | PC | 1.1 | Original | | PCV-002 | |
| O.D.T. | PC | | Dice | | DCG 005509 | |
| O.D.T. | PC | | Original | | | |
| O.R.B: Off-World Resource Base | PC | 1.0 | Original | | 22434CD | |
| Obscure
ObsCure | PC | 1.0 | Original | | 719 02 102 | |
| Obscure (Disc 1)
ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure (Disc 2)
ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure (Disc 3)
ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure (Disc 4)
ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure (Disc 5)
ObsCure | PC | 1.0 | Original | | PCO457CD | |
 | Obscure II
ObsCure II | PC | 1.0 | Covermount | | | |
 | Obsidian (Disc 1)
オブシディアン | PC | | Original | | INR-1003 | |
| Obsidian (Disc 2)
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 4)
オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 5)
オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian | PC | 1.0 | Demo | | | |
| Obsidian (Disc 1) | PC | | Original | | 11008 | |
| Obsidian (Disc 1) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian (Disc 2) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian (Disc 3) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian (Disc 4) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian (Disc 5) | PC | | Original | | 11008 | |
| Obsidian (Disc 5) | PC | | Original, Complimentary Copy | | 11008 | |
| Ocean/Infogrames Show Case December 1997 | PC | | | | | |
| Oceans Below | PC | | Bundle Version OEM | | RVL 13-004-059 Rev. A / 2198610-590002 / I 083100 | |
| Oddballz: Your Wacky Computer Petz | PC | 1.0 | Original | | CS090370 | |
 | Oddworld: Abe's Exoddus (Instalar) | PC | 2.0 | Original | | | |
| Oddworld: Abe's Exoddus (Jugar) | PC | 2.0 | Original | | | |
| Oddworld: Abe's Exoddus (Play Disc) | PC | 2.0 | Budget, Covermount | | MMICDR 5280 | |
| Oddworld: Abe's Exoddus (Install Disc) | PC | 2.0 | Original | | | |
| Oddworld: Abe's Exoddus (Play Disc) | PC | 2.0 | Original | | | |
 | Oddworld: Abe's Exoddus (Disc 1) | PC | 1.0 | Covermount | | | |
| Oddworld: Abe's Exoddus (Disc 2) | PC | 1.0 | Covermount | | | |
 | Oddworld: Abe's Exoddus (Installatie Disk) | PC | 2.0 | Budget | | MMICDR 5280 | |
| Oddworld: Abe's Exoddus (Play) | PC | | Original | | 04-15993CD2 | |
| Oddworld: Abe's Exoddus (Install) | PC | 2.0 | Original | | 04-15993CD1 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Original | | IB2G-ODD5 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Original | | 04-12608CD | |
| Oddworld: Abe's Origins | PC | | Limited Run Games | | | |
| Odell Down Under | PC | | Original, SoftKey | | POD544AE-CD | |
 | Odium
ōdi·um | PC | | Covermount | | | |
| Odium
ōdi·um | PC | | Original | | CD-W58-1104-0 | |
| ODS Air Explorer | PC | 5.0r134 | Teacher's Edition | | | |
| ODS Air Explorer | PC | 5.0r134 | Teacher's Edition | | | |
| ODS Amazing Art Corner | PC | 5.0r134 | Teacher's Edition | | | |
| ODS Carnival Math | PC | 5.0r134 | Teacher's Edition | | | |
| ODS Carnival Math | PC | 5.0r134 | Teacher's Edition | | | |
| ODS Robot Challenge | PC | | Original | | | |
| ODS Robot Challenge | PC | 5.0.1r26 | Teacher's Edition | | | |
| Odyssey: The Search for Ulysses (Disc 1) | PC | | Original | | ODY-ENCD1 | |
| Odyssey: The Search for Ulysses (Disc 2) | PC | | Original | | ODY-ENCD2 | |
| Odyssey: The Search for Ulysses (Disc 1) | PC | | Original | | | |
| Odyssey: The Search for Ulysses (Disc 2) | PC | | Original | | | |
| Of Light and Darkness: The Prophecy (Disc 1) | 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 3) | PC | | Original | | CD-W95-166-E | |
| Of Light and Darkness: The Prophecy (Disc 1) | PC | | Original | | CD-C95-166-0 | |
| Of Light and Darkness: The Prophecy (Disc 2) | PC | | Original | | CD-C95-166-1 | |
| Of Light and Darkness: The Prophecy (Disc 3) | PC | | Original | | CD-C95-166-2 | |
| Of Light and Darkness: The Prophecy: Premonitions Disk | PC | | | | CD-C95-166-DM | |
| Off Limits: Cassiopeia | PC | | ROMWARE | | ROM 10100 | |
| Off Limits: Mizar | PC | | ROMWARE | | ROM 10120 | |
| The Office | PC | | Original | | | |
| Official Duke Nukem 3D Level Design Handbook | PC | | Original | | 1869-0 | |
| The Official Guide to Babylon 5
The Official Guide to J. Michael Straczynski's Babylon 5 | PC | | Original | | | |
| The Official Guide to The Daedalus Encounter: Companion Disc | PC | | Original | | | |
| Official Sega Dreamcast Magazine: Special Edition Preview PC CD-ROM | PC | | | | | |
| Offroad Extreme! Special Edition | PC | | Original | | | |
| Ohio Distinctive Software Vol. I | PC | | | | | |
| Oil Platform Simulator | PC | 1.0 | Original | | | |
| Oil Tycoon | PC | 1.01 | Original | | | |
| Old El Paso Recipes for Family Fun | PC | | Original | | | |
| Olympic Games: Atlanta 1996 | PC | | Original | | | |
 | Omar Sharif Bridge | PC | 1.0 | Original | | | |
| Omar Sharif on Bridge | PC | | Valueware | | CD-ICD-148-0 | |
| The Omega Stone: Secrets of the Ancients (Disc 1) | PC | | Original | | OMSTENCD1 | |
| The Omega Stone: Secrets of the Ancients (Disc 2) | PC | | Original | | OMSTENCD2 | |
