Hazmat's Portal Map Pack
PuzzleA small mod consisting of 7 maps. Designed to keep the original feel of Portal 1, while adding in puzzle elements only seen in Portal 2. This mod features...
ROA Tempts to do something no one else has done, Portal 2's ruined and overgrown style inside of Portal 1. ( Don't expect this to be quality, This is a one man made mod! )
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A small mod consisting of 7 maps. Designed to keep the original feel of Portal 1, while adding in puzzle elements only seen in Portal 2. This mod features...
E X C A V A T I O N will be a short sci-fi single player mod for the GoldSrc engine.
Portal: Unity is a mod for the Valve game "portal" with almost everything revamped. New story levels, New textures, redesigned portals, new protagonist...
The story is rewritten in the fashion of a community project. Aperture features 19 test chambers and an escape sequence.
Introducing Exercise Caution, a mod which explains the events after GLaDOS' destruction by the hands of Chell. In this mod, you play as Robert Knoll...
Blue Portals is a unique Portal mod that has players traverse through new test chambers using only the single portal device and many new test elements.
Portal: Ambition is a semi-story-driven campaign that offers hours of gameplay through puzzles and out-of-bounds tasks. A copied specimen of the one and...
Portal Memories NOW IN PORTAL 2! new better edition! CHECK IT OUT HERE!---> moddb.com/mods/portal-2-memories The idea behind this is to make an episodic...
portal smile has a few elements of portal2. but, this mod was released before portal2 release. and this mod is basically use korean language but you can...
Portal: Prelude, as its name implies, is an unofficial prequel to the game Portal. Its story revolves around the pre-GlaDOS epoch way before she was plugged...
Return to Aperture Science, overrun by a rogue Combine AI with little patience and murderous intent. Solve puzzles that will challenge your three-dimensional...