Portal 2

Portal 2

Community maps. For science.
Welcome to Aperture Laboratories, home of the Perpetual Testing Initiative. Easily create, share and play test chambers authored by and for the Portal 2 community. Do your part! Contribute to Science!
Browsing: Collections
Showing 10-18 of 6,488 entries
Adolf
Collection by ✠Red✠ ✠sector✠
Hammer map remakes
Collection by BC (Exams are killing me)
All of the PeTi maps that I have remade into something else
Lazy Portal Port
Collection by halitridd
My curious project.
Perpetual Testing Initiative Deluxe Pack
Collection by Razor
PERPETUAL TESTING INITIATIVE DELUXE PACK The best maps made by the Portal 2 community (Steam Workshop & Steam Store). IMPORTANT: Don't forget subscribe to all the parts and play them by order >>>> Steam Workshop - Map Packs - 12 Angry Tests (7 part
josepezdj's PTI Challenges
Collection by josepezdj
GiLDa`s Laboratory
Collection by GiLDa The Griffon
A series of test chambers "Gilda's Laboratory" Test Chambers -> 10/19 Серия тестовых камер "Gilda's Laboratory" Тестовых Камер -> 10/19
Tuleby´s maps
Collection by tuleby (CZ)
All my tests http://www.imgup.cz/images/2017/01/07/tpw.gif
Wheatley laboratories
Collection by BEN 77
RectorRocks' Hammer Maps
Collection by RectorRocks
Hammer maps made by RectorRocks. Branding image: Overview of the BTS area in High Charity. Background image: Map list of available Authoring Tools (Hammer) maps. List of maps : 1) Quick Draw Remarks: First Hammer map to be uploaded to the Works
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