Portal

A re-imagining of Nuclear Monkey Software's 'Narbacular Drop' built from the ground up for Portal to celebrate Narbacular Drop's 20th Anniversary.

This is a mod for Portal 1. Includes new maps, storyline, a whole new Portal experience. This game take place in an Aperture laboratory in Eastern-Europe.

In partnership with NVIDIA and powered by RTX Remix, Portal: Prelude RTX is a remaster of the 2008 ModDB Mod of the Year Top 3 Winner, Portal: Prelude, with stunning full ray tracing and high-fidelity assets, the groundbreaking AI-accelerated performance of DLSS 3, and the lowest texture load times with RTX IO. Step into the boots of Abby, the newest testing associate in Aperture Science, as you solve nineteen mind-bending chambers putting your Portal skills to the ultimate test. Make use of momentum, perform narrow escapes through deadly particle fields, and learn to work with manipulated gravity while heartless but dedicated observers watch and berate your every move. When you finally come face to face with the minds behind Aperture Science, witness the scientific hubris marking the downfall of the facility as the activation of GlaDOS sets the scene for the rest of the Portal series to follow.

Experience the critically acclaimed and award-winning Portal reimagined with ray tracing in this free DLC for Portal owners. Start thinking with portals, with RTX on.

A corrupted version of Portal that I've somehow managed to get...

This mod seeks to take the text, dialogue, and developer commentary of Portal, put it through varying amounts of languages in Google Translate, then put it back into English.

Portal done Half-Life Source is a mod in which you are required to play through Portal 1's maps with the weaponry, movement and glitches featured in Half-Life Source.

Portal: Epic Edition is widely regarded as one of the most Epic mods to ever hit ModDB and the Portal community as a whole, featuring the iconic campaign of Portal remastered to become more epic to play through, featuring crossover elements with the Half Life series and more!

On October 22nd, 2008 a port of Portal was released onto the Xbox Live Arcade under the title: "Portal: Still Alive". Outside of being a simple port of the game, it included 14 new bonus maps which were based on Portal: The Flash Version Mappack made by Hen Mazolski. After 9 years, you can now play these levels on PC! The maps have been revamped a small ammount, with generally improved and shaprer lighting across the chambers. As well as this, our mod includes a mockup of the cut ending of the bonus chambers, was the same as the ending of The Flash Version Mappack, except with GLaDOS removed and other minor changes. It also includes the "GLaDOS Voice Map", a level made in 2009 by Hen Mazolski as a proof-of-concept for a GLaDOS voice actor he had acquired late in the development of The Flash Version Mappack, but did not put to use in the mappack. Features List: The 14 “Still Alive” Chambers playable on PC with improved lighting. The Original Flash Version Mappack by Hen Mazolski. “GLaDOS Voice Map” by Hen Mazolski. Cut "Death Cube” texture used in Chambers 3, 4, 6, and 12. Mockup of the cut escape ending of the Still Alive bonus chambers. “Challenge” versions of the 14 chambers, with the original time, footstep, and portal amount values.

Using Valve assets from the video game Portal made in 2006 and maps/storyline from 2006, The Project-Beta team present a modification to Portal that allows players to play Portal 1 as it was in Late 2006, using a developer build from Valve to piece together the storyline, present Portal: Project-Beta.

Rexaura is a modification for Valve's Portal featuring a single-player campaign through an alternate world of Aperture Science. It contains 20 new chambers centered around high energy pellets. Players familiar with Portal and Portal 2 will once again be put to the test because Rexaura introduces a wide array of new testing elements that will force you to sharpen how you think with portals. Rexaura is designed for those who have completed Portal. The puzzles are intended to be challenging to solve but easy to execute once you know the solution.

What you would do, if everything seems to be over and you are still alive? We are pretty sure you'd like to come home. The story takes place in Half-Life universe, after being a lab rat and death of mental ai system, you should make your way in the wake of last alive members of "Aperture Transport Systems", subdivision of "Aperture Science". They're barricaded in Institute Campus, which is located on volcanic island. However, after a while the portal storm has begun, which brought Combines, Headcrabs and Antlions...

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.

Factum Solus is a story driven episodic Portal mod. Player plays as Chell from the original Portal, but in a totally new exciting universe where the Aperture center is not controlled by GLaDOS but a AI called Ben.

Portal Pro is a set of test chambers focusing on solving puzzles locally rather than using complex fling techniques. The goal here is that the solutions are hard to come up with but easy to actually do.

Portal: Still Alive is a retooled version of the original smash hit first-person puzzle game, with additional levels and challenges. As unwilling test subjects in a sinister laboratory, players must break the laws of physics using 'portal' technology to solve puzzles and survive. Featuring a darkly comic story that weaves adventure with brain-bending puzzles; 'Portal: Still Alive' also introduces 14 brand new bonus puzzles to challenge even the most skilled test subjects. Players can also get a glimpse into the making of 'Portal: Still Alive' with commentary from the developers.

Portal: Prelude, as its name states it, is a prequel to the game Portal. Its story revolves around the pre-GlaDOS epoch, even before she was plugged in. At this time, test subjects were monitored by real Aperture Science employees whose work was tedious, lengthy and repetitive. This is why they decided to build a great artificial intelligence that could both replace them in these difficult tasks, but also take responsibility for many other tasks within the complex and compete with Black Mesa's superiority. All employees of the Aperture Science complex are now eagerly awaiting GlaDOS. Maybe even a little too eagerly, as the upcoming events will tell...

Portal: The Flash Version MapPack is a remake of the namesake Flash fan game for Portal. Some of its chambers were included in Portal: Still Alive.