List of linux sci-fi Porn Games

Infinity [v0.4 Bonus Edition]

You are one of the best military pilots in the whole Earth Federation. You have been selected for the danger mission. A warp-engine test. You have been given a best ship and a best equipment, but something went wrong. When the test finished, you found yourself in the totally new place. A place f...

Infinity Love

This novel will immerse us in the fascinating life of Jack, a protagonist who is a prisoner of the mistakes of his past, now destiny has given him a new opportunity to rectify the mistakes he made. In the future, science has created great advances for humanity, but people's problems are still as ...

In$omnia Prxjekt

DISCLAIMER: All characters shown in this game are over 18 years old, and you should be too if you're gonna stay in this page. As well as any other Thunder Zebra project, this game is being crowdfunded. Please, consider at least visiting our Patreon Page. (WARNING: You won't last 3 seconds playing...

Inquisitor Trainer

The game based on naughty and perverted dark gothic era of the far future.

Interdimensional Engineer [v1.00]

What could go wrong?​

Intergalactic Ecstasy

In this Epic Sexual Adventure , Penny Patty Piper travels the universe fighting monsters and completing Heroic Sexual Challenges to earn the fabled Erotesian Stones, the keys to unlocking the path to a Planet where Sexual Pleasure is the purpose of life.​

Intruder on the Bridge [v.0.2.5]

A new adult visual novel where you will play as Roger Dyce, Captain of the Galactic Union, called once again during his career to defend the galaxy from an impending and lethal threat! Captain Dyce will have to navigate wisely through the command of his spaceship and its large crew, mysterious an...

Intrusion of Alice

The agent "Alice" was secretly and unofficially sent in from the army for a secret mission alone. Her mission was to extract or destroy "the device" brought in to "Nereid" before the terrorists put their hands on it. With no help from outside, what would happen to Alice......​

Invasive Species [v1.0.0]

Invasive Species is a CYOA story where you play as the monster. You make decisions on how you will proceed, find ways to become stronger, and ultimately discover who you are and why you are on this world. Alone and with no memory, you crash onto a planet. You emerge from your organic ball of a sh...

Invasive Species 2: The Hive [v0.2.0.2]

You are a Thrall; an alien creature engineered for infiltration and complex tasks at the behest of your master. You've been dispatched to Earth, the Master's favored hunting grounds, to establish a hive of humans you must indoctrinate and breed to produce minions of your own. With your forces, yo...

Iron Disco

A parody of 80s' action films. The game is set on a tropical island. Captain Juan and Dr. Lee challenge the Dark Lord and plan to take over the planet with their army of soldiers, zombies, robots, and creepy monsters.​

Iron Scraps [v0.0.1 Tech Demo]

In a world where corporations has the upper hand dominating the most powerful governments, a young hacker named Jack finds himself conscripted and forced to serve for a secret paramilitary organisation. His unique skills makes him one of the few capable males to initiate an uplink with a battle m...

Is Leith Having Fun? Space Station Sex Life

Overview A young maiden arrives alone as a repairman on a space station. Relive the protagonist's predicament in theouter space. The puzzle elements are simple once you see the rules, so even if you are not good at games, don't worry. It is also a high point of the game that the xenomorphic alien...

Isekai Frontline

You are the only 'guy' in this world. All the other guys have turned into zombies. Girls are fighting zombies with guns. Can you survive in a devastated post-apocalyptic world?​

Isekai Frontline (DEMO)

You are the only 'guy' in this world. All the other guys have turned into zombies. Girls are fighting zombies with guns. Can you survive in a devastated post-apocalyptic world?​

J-Girl

Jack Big Adventure [v0.5.1]

Jack's a regular guy living with his mother and sisters. Jack lived a moderately quiet life until things began to change rapidly. It was all the blame for the explosion. A portal explosion caused by an expedition from our world... ...where Jack's road will lead, it's up to you...

Jack's Big Adventure [v0.5.1]

Jack's a regular guy living with his mother and sisters. Jack lived a moderately quiet life until things began to change rapidly. It was all the blame for the explosion. A portal explosion caused by an expedition from our world... ...where Jack's road will lead, it's up to you...

Jump City Journeys

Game Recommendations & Identification GFX Request Thread FREE NANA​

Kajun's Lucid Room

A little collection of mini-games with Kajun-chan. You get an up-close and personal look at Kajun-chan's daily routine in this unique sandbox module from changing clothes, photo shooting with custom posing & dancing and even help Kajun-chan shower ! Trailer