Portal Slingshot
You are equipped with a portal slingshot that allows you to shoot two portals that connect the…
17 Alternatives To Portal Slingshot
Insanely Twisted Shadow Planet
In this 2D action adventure so damn twisted, explore unique environments and battle bizarre…
Minilens
Libre puzzle platformer for gravity-oblivious aliens
Narbacular Drop
Using two interconnected portals you can place on walls, ceilings and the floor, you must navigate your way through a sentient dungeon.
Portile
Portile is a 2d, tile-based take on Narbacular Drop (more than Portal, because momentum plays a big…
Proteus
Proteus - Proteus is a great electrical suite for circuit simulation purposes. You can simulate a single processor or multiple ones at the same time. The application is a great alternative for Virtual System Modelling.
Quantum Conundrum
Quantum Conundrum is a First-person Perspective game with strong Sci-fi, Puzzle-Platform, and Single-player elements published by Square Enix and developed by Airtight Games.
Super Meat Boy
Let’s start with what’s the same: Dr. Fetus is still a jerk, gameplay is super challenging but fair, there are tight controls and great levels and you will die. a lot.
Toad Strikes Back
Toad Strikes Back is fan game based on classic Super Mario Bros. titles.
spaceBOUND
spaceBOUND is an unforgiving puzzle-platformer game, set in a zero-gravity environment. Guide two astronauts through an abandoned mining facility and uncover it’s secrets.