Portal: Forever Testing Is a Fan-created Modification for Valve Software's Portal 2™ containing a variety of custom-built levels for the game.

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Portal Remastered

Portal Remastered

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Portal Remastered is a mod that attempts to remaster the original portal in the portal 2 engine. The models, textures and lighting have all been updated...

Portal: Singularity Collapse

Portal: Singularity Collapse

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Explore a new wing of Aperture Science focused on the creation of Portal Guns. Play as a scientist, traversing it's dilapidated remains after an unforeseen...

Mind Escape

Mind Escape

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Mind Escape is a mod that reveals the escape of one person from the laboratory. But is it that simple? Was it his desire? Who chooses this path? Himself?...

Portal: Catalyst

Portal: Catalyst

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Caught in the crossfire of Portal's ending, return to the ever-expanding and changing Aperture facility from a brand-new perspective of a new Test Subject...

Portal: Intrusion

Portal: Intrusion

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Portal: Intrusion is a mod for Portal 2, running off of Community Edition. Set after the events of Course 5 in co-op, You, Thomas, wake up from the human...

Project Capture

Project Capture

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Say cheese! A new major mod with a completely new mechanic, created by a talented team :>

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THE CORE: Reloaded

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2 1/2 of the makers of the L4D(2) mod Dead Before Dawn went solo and created THE CORE.

Aperture's Hour

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APERTURE'S HOUR fills the gap between Portal & Half-Life by giving a look at Aperture Laboratories during the Black Mesa Incident and the resulting...

Portal 2 Beta Mod

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This is my recreation of Portal 2 Beta form E3 Trailer. Additions: Custom maps, E3 maps, Custom Glados Voice Line and other stuff.

Portal: Stay Inside

Portal: Stay Inside

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Portal: Stay Inside is a third-party addition to VALVe's game Portal 2. Taking place in the familiar Aperture Science facility at an unspecified point...

Aperture: Salt Mines

Aperture: Salt Mines

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Aperture: Salt Mines is a large story-driven and puzzle-based modification for the award-winning game Portal 2. Descend into the heart of Aperture Science...

PuzEdit

PuzEdit

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PuzEdit is a Portal 2 map and puzzle editor, based around the Perpetual Testing Initiative Editor currently built into Portal 2. It comes with all of...