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Mare Nostrum

Game overview

Mare Nostrum

Sandstorm Productions · Oct 17, 2008

Experience some of the fiercest battles of WWII across North Africa with Mare Nostrum. Building on the realistic, tactical game play that made Red Orchestra: Ostfront 41-45 a fan favourite, Mare Nostrum lets players battle it out in an all new setting.

Action World War II Mod FPS Multiplayer
Last tracked players
0
All-time peak
Unavailable
24-hour change
Unavailable
Steam reviews
89.2% positive
158 reviews · via SteamSpy

Delayed observation · last tracked . Values marked unavailable are not estimated.

About this game Read the full description
Experience some of the fiercest battles of WWII across North Africa with Mare Nostrum. Building on the realistic, tactical game play that made Red Orchestra: Ostfront 41-45 a fan favourite, Mare Nostrum lets players battle it out in an all new setting.
Featuring British, Australian, German and Italian nations, choose from a range of authentic weaponry or crew one of 10 fully realised vehicles. With 8 different battle environments the game play is varied from gritty street to street fighting in urban surroundings to all out tank warfare in the open desert. This is North Africa, but not like you have seen it before.
  • All new theatre of war — North Africa in the Mediterranean theatre brings an exciting new setting to Red Orchestra
  • 3 new nationalities featuring all new characters and voices including British, Australian, and Italian solders
  • 6 all new vehicles featuring British and early war German armour
  • Man 4 new Anti-Tank cannons to knock out approaching armour
  • Choose from 8 brand new authentic infantry weapons
  • 8 battle locations ranging from wide open deserts to urban settings
Media gallery 6 screenshots · 0 videos
Mare Nostrum game capsule image

Screenshots

Mare Nostrum screenshot 1
Mare Nostrum screenshot 2
Mare Nostrum screenshot 3
Mare Nostrum screenshot 4
Mare Nostrum screenshot 5
Mare Nostrum screenshot 6

Player activity

Concurrent players over the last 48 hours.

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System requirements Windows · macOS · Linux

Windows

Minimum

Minimum: CPU: 1.2 GHZ or Equivalent, 512 MB RAM, Video Card: 64 MB DX9 Compliant, 2 GB free hard drive space, DX 8.1 Compatible Audio, Windows XP

Recommended: CPU: 2.4 GHZ, Video Card: 128 MB DX9 Compliant with PS 2.0 support, Sound Card: Eax Compatible

macOS

Minimum

  • OS: OS X version Leopard 10.5.8, Snow Leopard 10.6.3, or later.
  • Processor: Intel Mac
  • Memory: 512 MB RAM
  • Graphics: Nvidia or ATI GPU (Intel GPUs unsupported)
  • Hard Drive: 2 GB free hard drive space

Linux

Minimum

Minimum:
  • OS: Ubuntu 12.04 LTS, fully updated
  • Processor: 1.2 GHZ or Equivalent
  • Memory: 512 MB RAM
  • Graphics: Nvidia, ATI, or Intel GPU with hardware-accelerated drivers
  • Hard Drive: 2 GB free hard drive space

Recommended

Recommended:
  • OS: Ubuntu 12.04 LTS, fully updated
  • Processor: 2.4 GHZ
  • Graphics: Nvidia, ATI, or Intel GPU with hardware-accelerated drivers
  • Hard Drive: 2 GB free hard drive space
Game details Languages, features & support
Publisher
Tripwire Interactive
Achievements
26
Features
Multi-player, Mods, Steam Achievements, Family Sharing
Languages
English
Compatibility & accessibility Steam Deck, controllers & access features

Can I Play This?

Steam declarations and Valve's Steam Deck compatibility result. Missing data is shown as unknown, never unsupported.

Sources fresh
Native Steam builds
Windows: unknown
macOS: unknown
Linux: unknown
Steam Deck
playable
Valve compatibility test
The on-screen keyboard may need to be opened manually.
Input
Controller support: unknown
Structured language support (1)
LanguageInterfaceFull audioSubtitles
EnglishYesNoNo
Steam store page fresh · checked 2026-11-01 PCGamingWiki technical notes External link only; SteamIQHQ does not ingest PCGamingWiki content.
Achievement progress Rarity & completion patterns

Achievement Difficulty

Global unlock percentages are not exact completion or retention metrics.

Steam source
Achievements measured
26
Hunter score
77.2 / 100
SteamIQHQ inference from rarity and count
Progression analysis
Achievement rarity is available, but milestone order is not defensible.

Rarest achievements

Africa Star 0.8%
An Outing With The Boys 0.8%
Boys Own Adventure 0.8%
Cavaliere di Gran Croce 0.8%
Conspicuous Gallantry Medal 0.8%

Difficulty distribution

Ultra rare (<1%)24
Very rare (1–5%)2
Rare (5–20%)0
Uncommon (20–50%)0
Common (50%+)0
Observed Nov 08, 2026 14:14 UTC · fresh
More analysis Activity patterns, updates & developer tools

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Activity Heatmap

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Developer Analytics

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Frequently Asked Questions

Is Mare Nostrum free to play?
Yes, Mare Nostrum is free to play on Steam.
What genre is Mare Nostrum?
Mare Nostrum is a Action game.
Who developed Mare Nostrum?
Mare Nostrum was developed by Sandstorm Productions and published by Tripwire Interactive.
What platforms does Mare Nostrum support?
Available on Steam for Windows, macOS, Linux.

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