Portal Game Addons

Portal

Valve | Released Oct 10, 2007

Portal is a first-person puzzle game. Players must solve physical challenges by opening portals to manoeuvre objects, and themselves, through the enigmatic Aperture Science Laboratories.

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Added Name | Type | Licence

Test Chamber 74

Aug 06, 2008 Singleplayer Map proprietary licence (11.88mb) 2 comments

First Portal map by Mek, large and of intermediate difficulty. Having completed the original game along with the advanced versions of puzzles is a big...

Portal_obstaclecourse

Jan 14, 2008 Singleplayer Map creative commons licence (6.53mb) 1 comment

It isn’t exactly the hardest to beat but it will provide enough challenge and tons of variety to keep you interested until your triumphant victory.

Gear Portal Map

Nov 23, 2007 Singleplayer Map proprietary licence (14.91mb) 3 comments

Gear_test_01 Released, so go ahead and try it out, and above all, Have Fun!

Portal Jordash

Nov 12, 2007 Singleplayer Map proprietary licence (10.54mb) 17 comments

Presenting “Portal Jordash”, it’s roughly the same length as an original test chamber. I’d say it’s fairly difficult, but you guys can be the judge of...