Games like Monster Lab
Dude Simulator
Dude Simulator is an open world sandbox game. This is a life simulator. The main objective is to enjoy what you are doing.
Last Day on Earth: Survival
Last Day on Earth is a free multiplayer zombie survival strategy game, where all survivors are driven by one target: stay alive and survive as long as you can and shoot walking dead zombies. There is no place left for friendship, love and compassion. A deadly plague pandemic has turned the world into a dead zone. You can trust only yourself in this post apocalyptic world infected with walking dead zombies.
Miscreated
Miscreated is a multiplayer online hardcore survival game set in a post-apocalyptic future. You will need to survive against mutants, players, and even mother nature herself.
Star Control: Origins
The Earthlings have joined the interstellar club. The galaxy will never be the same. The year is 2086 and Earth has detected an alien distress call originating from the surface of Triton. In response, Star Control is formed with you as The Captain of Earth's first prototype starship.
Academia: School Simulator
Academia : School Simulator is a management game that lets you design, construct, and manage the high school of your dreams! As the school Principal, watch your students as they get bullied, find love, flunk exams, and basically just try to get through the roller-coaster ride that is high school. Will you offer the best teachers and facilities or cheap out and build giant classrooms with a 1:100 student to teacher ratio? It's all up to you!
Imagine Earth
In Imagine Earth, players must protect and nurture a fledgeling space colony while wrestling against the forces of corporate greed and climate change. Establish trade, research new technologies, form alliances and wage economic warfare in a real-time battle for galactic survival. Features: Boldly Go: Imagine Earth is a real-time planet simulation and a build up strategy game. Your job as a space colony manager is to explore distant planets, build up profitable colonies, and trade resources into space. Many ways to play: A multi-planet story campaign, ‘competition’ mode with five enemy factions, ‘free play mode with endless procedurally generated challenges, and a Planet Editor with custom building and terraforming. Hold the line: Use tower defence mechanics to protect your colony from invading aliens, marauding space pirates, and swarms of locusts. Hostile takeover: Form alliances with other colonies and intergalactic traders, or wage crafty economic warfare to secure total financial dominance for your planet. Carbon footprint: Earth has been destroyed by an ecological collapse - will your new home go the same way? Keep your worldwide emissions to a minimum, or else suffer rising sea levels, freak weather events, and more.
Eve: Echoes
A brand-new spaceship sandbox MMO set in an alternate New Eden, the sci-fi universe of Eve Online.
Force of Nature
Force of Nature is an indie open world sandbox game with fighting, crafting, building and farming systems.
Survivalist
It's one year after the collapse of civilization and self-centered hedge fund manager Joe Wheeler emerges from his specially constructed bunker in search of food. This is a huge open-world RPG where you have the freedom to play how you want - but your choices have consequences. Your aim is to find other survivors, gain their respect, and build a community. You'll scavenge for supplies, trade, plant crops, go on quests, face moral dilemmas, go to war, and uncover dark, terrible secrets!
Dead Age
Survive the zombie apocalypse with a “Final Fantasy” turn-based combat and permanent death! Manage survivors, craft materials, and make difficult decisions. Defend your camp against hordes of the undead to prevail in this non-linear rogue-lite (comparable to FTL). Innovative Indie Survival-RPG!