| Region | Title | System | Version | Edition | Languages | Serial | Status |
|---|
 | Under Occupation: Revenge
İşğal Altında: Qisas | PC | | Original |   | |  |
| Under Occupation: Shusha
İşğal Altında | PC | | Original | | | |
 | The Under Stellars 2 | PC | | Original | | | |
 | Undercover: Operation Wintersonne | PC | | Original | | | |
 | Undercover: Operation Wintersun
Undercover: Operation Winter Sun | PC | 1.1 | Original |  | | |
| Undertale | PC | 1.08 | Collector's Edition |  | | ![2 and more dumps from original media [!]](/images/status/green.png "2 and more dumps from original media [!]") |
 | Undertale | PC | 1.08 | Collector's Edition | | | |
 | Undinele
Undinėlė | PC | | Original |   | | |
| Unearthed Arsenal | PC | 2.01 | Original | | | |
| Unearthed Arsenal | PC | 2.1 | Original | | | |
| Die Unglaublichen: The Incredibles (Disc 1) (Installation)
Disney präsentiert einen Pixarfilm: Die Unglaublichen: The Incredibles | PC | | Original | | | |
| Die Unglaublichen: The Incredibles (Disc 2) (Spiel)
Disney präsentiert einen Pixarfilm: Die Unglaublichen: The Incredibles | PC | | Original | | | |
| The Unholy: Das Duell | PC | | Pocket Price Games | | | |
| Unitchi! Weenie Witches
うにっち！ Weenie Witches | PC | | Taikenban | | | |
| Unity Games Japan C86 Game Tsumeawase Disc
ユニティ・ゲームズ・ジャパンＣ８６ゲーム詰め合わせディスク | PC | | Original | | | |
| Universal CD-ROM: New Age Television 5.1 | PC | | Original | | | |
 | Universal Combat
Космофлот: Военное поколение | PC | 2.00.30.12 | Original | | | |
 | Universe | CD32 | | Original |  | | |
| Universe at War: Earth Assault | PC | 1.0 | Original | | | |
| Unlimited Adventures | PC | 1.2 | Slash Corporation | | | |
| Unlimited Adventures | PC | 1.2 | Dungeons & Dragons Ultimate Fantasy | | | |
| Unlimited Adventures | PC | 1.2 | Dungeons & Dragons Ultimate Fantasy | | | |
| Unlimited Sudoku Mania! | PC | | Original | | | |
| Unlucky Panoss | PC | | Original |  | | |
| Unlucky Panoss
Ձախորդ Փանոսը | PC | | Rerelease | | | |
 | Unreal | PC | May 17 1998 | Original | | | |
| Unreal | PC | May 17 1998 | Original | | | |
| Unreal | PC | | Rerelease | | | |
 | Unreal | PC | | Covermount | | | |
| Unreal | PC | Jul 1 1998 | Covermount |  | | |
| Unreal | PC | | Review | | | |
| Unreal Ads | MAC | | Art Assets | | | |
 | Unreal Ads. 2: Máj 98 | MAC | | Original | | | |
| Unreal Anthology | PC | | Original | | | |
| Unreal Anthology | PC | | Original | | | |
| Unreal Championship | XBOX | | Review | | | |
| Unreal Gold | PC | 226b | Serie MAX | | | |
 | Unreal II: The Awakening (Install Disc) | PC | 829 | Original, OEM |  | | |
| Unreal II: The Awakening (Play Disc) | PC | 829 | Original, OEM | | | |
| Unreal Tournament (Disc 1) (Game) | PC | 400 | Original | | | |
| Unreal Tournament 2004 (Play Disc) | PC | 3186 | Original, Special Edition | | | |
| Unreal Tournament 2004 | PC | 3120 | MSI OEM Pre-Launch Version | | | |
 | Unreal Tournament III (Manual) | PC | | Collector's Edition | | | |
 | Unreal Tournament III | PC | | Platynowa Kolekcja | | | |
| Unreal Tournament III (Płyta Dodatkowa) | PC | | PC Game Bundle | | | |
| Unreal Tournament III | PC | 3487 | Original | | | |
 | Unreal Tournament III | PC | 1.0 | Original, Collector's Edition, Best Buy | | | |
 | Unreal Tournament III (Bonus Disc) | PC | | Collector's Edition, eXtra Klasyka XK Gold, Platynowa Kolekcja | | | |
| Unreal Tournament: Game of the Year: Exclusive Level | PC | | Best Buy | | | |
| Unreal Tournament: Layered PSD | MAC | | Art Assets | | | |
| Unreal Tournament: PC Manual English | MAC | | Art Assets | | | |
| Unreal Tournament: PC Manuals | MAC | | Art Assets | | | |
| Unreal Tournament: Qxpress | MAC | | Art Assets | | | |
| Unreal: Antologia
Unreal: Anthology | PC | | eXtra Klasyka XK Gold | | | |
| Unreal: Antologia
Unreal: Anthology | PC | | Platynowa Kolekcja | | | |
| Unreal: Images | PC | | Art Assets | | | |
| Unten Douraku 2: Kansai Kuukou-sen: 223-kei Kankuu Kaisoku, Haruka
運転道楽２ 関西空港線［２２３系関空快速］［はるか］ | PC | | Original | | | |
 | Until Dawn | PS3 | 01.00 | Prototype | | | |
| The Untouchable | PC | | Original | | | |
| L'Uomo Ragno: I Sinistri Sei
Spider-Man: The Sinister Six | PC | | Original | | | |
| Uplink: Trust Is a Weakness
Uplink | PC | | Original | | | |
| Uplink: Trust Is a Weakness (Bonus Disk) | PC | | Original | | | |
| Uplink: Trust Is a Weakness | PC | 1.0 | Rerelease | | | |
| Uplink: Trust Is a Weakness
Uplink | PC | 1.00 | Original | | | |
| Uplink: Trust Is a Weakness
Uplink | PC | 1.31 | Rerelease | | | |
| Uplink: Trust Is a Weakness
Uplink | PC | | Purple Hills | | | |
 | Úplněk | PC | | Sběratelská Edice |  | | |
 | Upotrebi Klikere S | PC | | Original |  | | |
 | Upptäck Rymden med Mulle Meck | PC | 1.3 | Rerelease |  | | |
| Uprising 2: Lead and Destroy | PC | | Original | | | |
| Uprising 2: Lead and Destroy | PC | 1.0 | Covermount | | | |
| Uprising: Unisciti o Muori | PC | 1.05 Italian | CD-ROM Classic Collection 5 | | | |
| Uprising44: The Silent Shadows
Восстание 44-го | PC | 1.04 | Original | | | |
| Urban Chaos | PC | | Beta | | | |
| Urban Chaos | PC | | Beta | | | |
 | Urban Chaos | PC | | TF1 Multimedia | | | |
| Urban Chaos | PC | | Covermount | | | |
| Urban Chaos | PSX | | Beta | | | |
| Urban Chaos | PC | 1.0.0.1 | Rerelease | | | |
| Urban Chaos | PC | 2.63 | Original | | | |
| Urban Chaos: UK Manual | MAC | | Art Assets | | | |
| Urban Chaos: UK Packaging | MAC | | Art Assets | | | |
| Urban Reign | PS2 | 1.00 | Preview | | | |
| Urban Runner (Disc 1) | PC | | Original | | | |
| Urmels Großer Flug | PC | | Play It Easy | | | |
| Urmels Großer Flug | PC | | Original | | | |
| Uropa²: The Ulterior Colony
Uropa 2: The Ulterior Colony | ACD | 3.0 (internal v7.110) | Original |     | | |
| Uru: The Path of the Shell | PC | | Original | | | |
| USB Gecko: PC Driver Installation CD | PC | | Original | | | |
| Usbornes Animerade: De första tusen orden
De första 1000 orden | PC | 1.0 | Original | | | |
| USS Ticonderoga: Defender of Liberty | PC | | Covermount | | | |
 | Utilities Experience | ACD | | | | | |
| Utopiya Siti (Disc 1)
Утопия Сити | PC | 1.3.31.0 | Original | | | |
| Utopiya Siti (Disc 2)
Утопия Сити | PC | 1.3.31.0 | Original | | | |
| UV Mapping for Games: Low Poly UV Layout with Mayan Escalante | PC | | Original | | | |
| Uwaki na Anata: Switch o Irete
浮気なあなた ～スイッチをいれて～ | FMT | | Original | | | |
| Ux-ty', buxty'!
Ух-ты, бухты! | PC | | Original | | | |
| Uznicy zamka Knatterfel'
Узницы замка Кнаттерфель | PC | | Original | | | |
| Uznicy zamka Knatterfel': Strip-poker
Узницы замка Кнаттерфель: Стрип-покер | PC | | Original | | | |
| V gostyax u Zajki
В гостях у Зайки | PC | | 1C: Igrushki | | | |
