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Alien Swarm

Co-operative multiplayer game and complete code base available for free.

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Alien Swarm artwork
price

Free

Current price

reviews

Very Positive

21,513 reviews

release

Jul 19, 2010

developer

Valve

publisher

Valve

categories
Adjustable DifficultyCamera ComfortCaptions availableCo-opColor AlternativesCustom Volume ControlsIncludes level editorMulti-playerSingle-playerStatsSteam AchievementsSteam CloudStereo SoundSurround Sound
genres
ActionFree To Play