Games similar to The Witness:

Outer Wilds is a critically-acclaimed and award-winning open world mystery about a solar system trapped in an endless time loop. The newest member of the space program in a small village on the planet Timber Hearth, the player navigates a space shuttle and travels across their solar system to get to the bottom of its mysteries by exploring the cosmos and gathering the knowledge hidden within each of the system's planets, left behind by another civilization in the distant past.

An atmospheric 2D side-scroller in which, hunted and alone, a boy finds himself drawn into the center of a dark project and struggles to preserve his identity.

Firewatch is a single-player first-person video game where you, as a man named Henry, explore the Wyoming wilderness after taking a summer job as a fire lookout. What is supposed to be a peaceful respite from your complicated life takes a turn when you start to question some of the things that are happening to you. Your only human connection is over a handheld radio, which you’ll use to speak with your supervisor Delilah about the things both of you are experiencing.

In Prey, you awaken aboard Talos I, a space station orbiting the moon in the year 2032. You are the key subject of an experiment meant to alter humanity forever – but things have gone terribly wrong. The space station has been overrun by hostile aliens and you are now being hunted. As you dig into the dark secrets of Talos I and your own past, you must survive using the tools found on the station, your wits, weapons, and mind-bending abilities.

Inspired by the adventure and imagination that we love from classic science-fiction, No Man's Sky presents you with a galaxy to explore, filled with unique planets and lifeforms, and constant danger and action. In No Man's Sky, every star is the light of a distant sun, each orbited by planets filled with life, and you can go to any of them you choose. Fly smoothly from deep space to planetary surfaces, with no loading screens, and no limits. In this infinite procedurally generated universe, you'll discover places and creatures that no other players have seen before - and perhaps never will again.

SOMA is a sci-fi horror game from Frictional Games, the creators of Amnesia: The Dark Descent. It is an unsettling story about identity, consciousness, and what it means to be human. Enter the world of SOMA and face horrors buried deep beneath the ocean waves. Delve through locked terminals and secret documents to uncover the truth behind the chaos. Seek out the last remaining inhabitants and take part in the events that will ultimately shape the fate of the station. But be careful, danger lurks in every corner: corrupted humans, twisted creatures, insane robots, and even an inscrutable omnipresent A.I. You will need to figure out how to deal with each one of them. Just remember there’s no fighting back, either you outsmart your enemies or you get ready to run.

The Talos Principle is a philosophical first-person puzzle game from Croteam, the creators of the legendary Serious Sam series, written by Tom Jubert (FTL, The Swapper) and Jonas Kyratzes (The Sea Will Claim Everything).

In The Vanishing of Ethan Carter, you play as Paul Prospero, an occult detective who receives a disturbing letter from Ethan Carter and realizes that the boy is in grave danger. When Paul arrives in Ethan's home of Red Creek Valley, he realizes things are even worse than he imagined. Ethan has vanished in the wake of a brutal murder, which Paul comes to see might not be the only murder to investigate. Using both regular and supernatural detective skills, Paul must figure out what happened to the missing boy.

A first-person exploratory game taking place in 1995 in which Katie, a university student back from Europe, arrives at her family's newly inherited mansion only to find nobody there, with a note from her younger sister Sam suggesting that she's left home. Katie must explore the mansion to put together the stories of where her parents have gone and why Sam has decided to leave.

From the creators of Amnesia: The Dark Descent and Dear Esther comes a new first-person horrorgame that will drag you to the depths of greed power and madness. It will bury its snout into your ribs and it will eat your heart.