Game Websites Starting with 'O'

Notable gaming-related sites beginning with **O**:

Platforms & Stores

• Origin.com / EA App: EA's PC launcher (Battlefield, Sims, Apex).
• Oculus.com / Meta Quest: VR store, apps, social.
• Overwatch.com / PlayOverwatch.com: Blizzard's hero shooter hub.
• Official PlayStation / Xbox: Console stores, accounts, communities.

Information & Community

• OpenCritic.com: Aggregates critic scores (like Metacritic but transparent).
• Oddworld.com: Lorne Lanning's studio; games + lore.
• OnlineGaming.com: News, guides, MMO coverage.
• Obsidian.net: Obsidian Entertainment (Pillars, Outer Worlds, Avowed).

Open Source & Preservation

• OpenEmu.org: macOS multi-system emulator (NES–PSP).
• OpenTTD.org: Open-source Transport Tycoon Deluxe clone — still updated.
• OpenRA.net: C&C, Red Alert, Dune 2000 engines rebuilt.
• OpenMW.org: Morrowind engine reimplementation.

Niche / Notable

• Osu.ppy.sh: Rhythm game (elite community, 20M+ users).
• OGS (Online-Go.com): Turn-based / live Go (baduk/weiqi).
• OthelloQuest.com: Competitive Othello/Reversi.

Most "O" gaming sites are either platform portals (Origin, Oculus) or open-source projects (Open*).