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Games like NSI: Operation Zero

Games like NSI: Operation Zero

Games like NSI: Operation Zero

Looking for games like NSI: Operation Zero? Here are top action recommendations, selected from player-similarity data — start with Gate Project, Telegeddon (demo) or Swords of Freeport.

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  1. DISCLAIMER: I fully believe in the WYSIWYG mantra ("what you see is what you get"). This means, that what you see in trailers, screenshots, ... is not pre-rendered, altered or generated in any way. It shows exactly the in-game rendered content at the time of recording/screenshotting. Shown features and visuals are intended to stay (or be further improved). Obviously, there is still lot … If you enjoyed this game, see our list of games similar to Gate Project.

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  2. 53%Game Brain Score
    53% User Score Based on 4 reviews

    Telegeddon is a TV-trashing, genre-busting action RPG with a battle system made up of microgames - think "Paper Mario meets WarioWare," but with an original touch and its own sense of identity.  It is currently being made (as of 2025) by solo developer Luke Tarlowe AKA Thunder Dragon (creator of PSYCUTLERY, and some old Mario fangames like "Psycho Waluigi"), with musical contributions by DJ Yoshim… If you enjoyed this game, see our list of games similar to Telegeddon (demo).

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  3. 56%Game Brain Score
    56% User Score Based on 7 reviews

    Swords of Freeport is a text-mode social RPG heavily inspired by the style of Bulletin Board System door games from back in the '90s. It is part MUD and part BBS Game (without the need for a BBS). You can play it on your home machine alone, or play/install it on an internet-accessible machine where others can join you. It is heavily inspired by games such as Legend of the Red Dragon, with a certa… If you enjoyed this game, see our list of games similar to Swords of Freeport.

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  4. 47%Game Brain Score
    Most mentioned negative aspects:graphics, gameplay
    80% User Score Based on 10 reviews

    Mech Skeleton is an HTC Vive game mixing intense first person shooter action with hide and seek stealth. If you enjoyed this game, see our list of games similar to Mech Skeleton.

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  5. 90%Game Brain Score
    Most mentioned positive aspects:gameplay, humor
    Most mentioned negative aspects:story, optimization
    90% User Score Based on 50 reviews

    “Remote Reaper: FPV Drone" is a simulator that immerses the player in the role of an FPV combat drone operator in modern warfare. The player operates FPV drones using a remote control to strike enemy vehicles. Remote Reaper: FPV Drone supports all popular controllers and gamepads, allowing pilots to train using a convenient control method! RadioMaster DJI FPV TBS BetaFPV Xbox PS … If you enjoyed this game, see our list of games similar to Remote Reaper: FPV Drone.

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  6. 54%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:graphics, stability
    64% User Score Based on 36 reviews

    OPEN YOUR CANDY SHOP!Embark on a sweet adventure as you step into the world of confectionery entrepreneurship. Open your own candy shop and dive into the delicious realm of candies, chocolates, and sugary delights. MAKE YOUR OWN PASTRIESUnleash your creativity in the kitchen and craft mouthwatering pastries that will tantalize taste buds. From delectable chocolates to irresistible gummies, experi… If you enjoyed this game, see our list of games similar to Candy Shop Simulator.

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  7. 90%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:optimization, graphics
    90% User Score Based on 128 reviews

    Welcome to the Animal Crusaders! "Check, check, this is Warcluck speaking,Join us on this journey to save the world! Your feedback will help us make it even better." Bilibili: @黑灯游戏 Heybox:@黑灯游戏 森空岛:@黑灯游戏 Discord:  About the Game Diverse Cluckmechs, endless combinations. Unleash your creativity with over 100 defensive structures and 300+ upgrade paths! Combine differ… If you enjoyed this game, see our list of games similar to Cluckmech Oasis.

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  8. 82%Game Brain Score
    Most mentioned positive aspects:gameplay, humor
    Most mentioned negative aspects:graphics, stability
    82% User Score Based on 296 reviews

    Hardware Engineers is a simulation game where you have to manage a IT business. In a world where technology expands every day, you will need to learn how to be competitive. If you enjoyed this game, see our list of games similar to Hardware Engineers.

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  9. View Game
    76%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:grinding, story
    76% User Score Based on 375 reviews

    Welcome to Mech Builder- a relaxing puzzle game inspired by Model building(gunpla). You will experience the relaxing process of building a model kit with complete freedom. Cut out, assemble, paint, and then customize your models! Build mechs, waifus, armors, figures, and so much more. Building all the kits will take around 7-9 hours of your time. Finishing time trial will take around 2-3 ho… If you enjoyed this game, see our list of games similar to Mech Builder.

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  10. View Game
    75%Game Brain Score
    Most mentioned positive aspects:gameplay, story
    Most mentioned negative aspects:stability, grinding
    75% User Score Based on 1,024 reviews

    Feel your pulse quicken while piloting your 150,000t warship between asteroids in the vacuum of space in real time. All with fully simulated physics. Balance material requirements with power, tonnage, and size while building your fleet to maximum efficiency, piece by piece, module by module. Will you create a large number of smaller, more nimble vessels or double down on a massive station pa… If you enjoyed this game, see our list of games similar to Starminer.

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  11. Entry for the PUR-80 category of the 2021 BASIC 10 Liner. (For Mattel Aquarius - MattPilz.com - @MattPilz - YouTube) FOREWARD One of my earliest memories in video gaming history was playing Cosmic Ark for the Atari 2600. The sounds and visuals of that game are still etched in my mind all these decades later. I recently became immersed in the world of Mattel Aquarius, a decidedly underpowered … If you enjoyed this game, see our list of games similar to Cosmic Aq by Matt Pilz.

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  12. Entry for the PUR-80 category of the 2021 BASIC 10 Liner. (For Mattel Aquarius - MattPilz.com - @MattPilz - YouTube) FOREWARD One of my earliest memories in video gaming history was playing Cosmic Ark for the Atari 2600. The sounds and visuals of that game are still etched in my mind all these decades later. I recently became immersed in the world of Mattel Aquarius, a decidedly underpowered disc… If you enjoyed this game, see our list of games similar to Cosmic Aq.

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  13. 71%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:stability, story
    71% User Score Based on 410 reviews

    This Goblin Tribe Simulator brings a challenging blend of chaos and creativity to the city-building genre. Build dwellings, manage your resources, defend your goblins, and grow your tribe to face other races and even the Gods! Do you have what it takes to control the chaos and rule the unruly? If you enjoyed this game, see our list of games similar to Goblins of Elderstone.

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  14. View Game
    46%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:story, stability
    46% User Score Based on 273 reviews

    VALHALL - the place where the best warriors are fighting to the death. Now it’s time for the last battle. Ragnarok is coming! If you enjoyed this game, see our list of games similar to Valhall.

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  15. 57%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:story, grinding
    57% User Score Based on 825 reviews

    Project Aura is a simulation/strategy videogame where you take control of a colony of climate disaster survivors. In the near future, humans will face the drastic consequences of climate change. Forced to take refuge in vital reserves using cryo-preservation, they await a second chance. At the end of the 21st century, humans, finally aware of the great climate disaster, dedicated their efforts n… If you enjoyed this game, see our list of games similar to Project AURA.

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  16. 73%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:story, stability
    73% User Score Based on 288 reviews

    Alchemist's Awakening combines an open-world fantasy experience with a multiplayer survival/creative gameplay. Use elements as attacks, recombine them into building blocks, and give life to any shape you built: then watch your truly unique creatures stand for you. If you enjoyed this game, see our list of games similar to Alchemist's Awakening.

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  17. In June 2020, University College London reported that presbyopia(aged eyes) improved with a short training for 3 minutes a day. UCL is a very good university that has produced 29 Nobel Prize winners at the time of its report. This software was created to facilitate 3 minutes training based on the results of research by UCL. According to the study, 20% improvement in visual function can be se… If you enjoyed this game, see our list of games similar to 3 min per day! Improve your aged eyes(Presbyopia).

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  18. View Game
    85%Game Brain Score
    Most mentioned positive aspects:humor, story
    Most mentioned negative aspects:music, gameplay
    85% User Score Based on 67 reviews

    It's the year 1999. The internet is really slow. Some people might try to tell you that it's because the modem line just can't handle more speed... but don't trust them, it was all chimpanzees. Typing the pictures out, bit by bit. And you're one of them. If you enjoyed this game, see our list of games similar to Chimpology.

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  19. 74%Game Brain Score
    Most mentioned positive aspects:gameplay, story
    Most mentioned negative aspects:stability, grinding
    73% User Score Based on 526 reviews
    Critic Score 78%Based on 2 reviews

    Afghanistan '11 is the sequel to the highly praised and innovative Vietnam '65. It enhances and builds on it: Afghanistan '11 changes the paradigm of wargaming and manages to bring Counter-Insurgency and guerrilla warfare to your screen, properly represented thanks to a revolutionary gameplay formula! If you enjoyed this game, see our list of games similar to Afghanistan '11.

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  20. 76%Game Brain Score
    Most mentioned positive aspects:gameplay, story
    Most mentioned negative aspects:optimization, stability
    79% User Score Based on 784 reviews
    Critic Score 60%Based on 1 reviews

    Destroyer: the U-Boat Hunter is an interactive war thriller which seamlessly blends tactical WW2 anti-submarine warfare simulation with a gripping storyline. Take command of a meticulously reconstructed Fletcher-class destroyer and lead your crew against nazi U-boats in the Battle of the Atlantic! If you enjoyed this game, see our list of games similar to Destroyer: The U-Boat Hunter.

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  21. View Game
    93%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:graphics, story
    93% User Score Based on 512 reviews

    RPG in a Box lets you easily create 3D grid-based, voxel-style RPGs and adventure games! If you enjoyed this game, see our list of games similar to RPG in a Box.

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  22. 94%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:grinding, stability
    94% User Score Based on 1,806 reviews

    UnReal World is a unique combination of roguelike roleplaying game and survival simulation set in the Far North long, long ago. Throughout the years, UnReal World has been praised for its depth, realism, atmosphere and immersion. The game is completely open-ended and you decide whether you wish to lead a life of a fisherman, a hermit searching for the peace, a brave adventurer, a rough hunter, a t… If you enjoyed this game, see our list of games similar to UnReal World.

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  23. 69%Game Brain Score
    Most mentioned positive aspects:gameplay, music
    Most mentioned negative aspects:story
    69% User Score Based on 52 reviews

    Flotilla 2 is a VR tactical game about big battleships in outer space. If you enjoyed this game, see our list of games similar to Flotilla 2.

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  24. 77%Game Brain Score
    Most mentioned positive aspects:graphics, humor
    Most mentioned negative aspects:atmosphere, monetization
    77% User Score Based on 69 reviews

    Negative Atmosphere: Emergency Room is a first person, cinematic medical horror experience dedicated to precision, tension and trauma. As the Chief Medical Officer on the TRH Rusanov, Samuel Edwards must triage, examine and operate on his crew-mates, as disaster builds and shady figures set the events in motion that will eventually lead to Negative Atmosphere. If you enjoyed this game, see our list of games similar to Negative Atmosphere: Emergency Room.

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  25. 96%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:story, stability
    96% User Score Based on 2,153 reviews

    Build your own model railway tracks and scenery or explore pre-made layouts, including 1000s of player-made layouts on the Steam Workshop! Play in virtual reality and on PC! If you enjoyed this game, see our list of games similar to Rolling Line.

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  26. View Game
    76%Game Brain Score
    Most mentioned positive aspects:graphics, music
    Most mentioned negative aspects:grinding
    89% User Score Based on 36 reviews

    Domino House is a fun, spooky, point-and-click puzzle game where you search for items and cleverly crafted clues to help you escape the creepy house in which you are trapped. If you enjoyed this game, see our list of games similar to Domino House.

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  27. 81%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:story, music
    81% User Score Based on 293 reviews

    Hearthlands is a medieval/fantasy city-building real time strategy game in which you take a role of a king in a procedurally generated world. You can not control your subjects directly; instead you focus on city-building, resource management, diplomacy, magic and other things a typical king deals with on a daily basis. The game is very flexible: you can build a powerful realm and rule the lands… If you enjoyed this game, see our list of games similar to Hearthlands.

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    90%Game Brain Score
    Most mentioned positive aspects:graphics, monetization
    Most mentioned negative aspects:gameplay, story
    90% User Score Based on 741 reviews

    Plasma is a creative engineering playground where you can build any device you can imagine. Bring to life your own amazing robots, factories, arcade machines, giant rampaging spiders, whole game worlds, and things that don't even have a name yet, then share them with the community. If you enjoyed this game, see our list of games similar to Plasma.

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  30. View Game
    81%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:stability, optimization
    81% User Score Based on 5,062 reviews

    A modern tycoon-style sim where you design, build, and manage every aspect of an airport. Build your terminal, hire your staff, choose airlines to work with, customize flight schedules, build out infrastructure, and manage your airport -- from the ground up. If you enjoyed this game, see our list of games similar to SimAirport.

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  31. View Game
    75%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:optimization, stability
    75% User Score Based on 671 reviews

    A city building game that let you create a micro-nation from scratch and experiment with your own political ideals. If you enjoyed this game, see our list of games similar to Citystate.

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  32. View Game
    65%Game Brain Score
    Most mentioned positive aspects:graphics
    Most mentioned negative aspects:story, gameplay
    71% User Score Based on 42 reviews

    It's about exploring the Unknown, the Nothingness, the Infinite... the Structure. An architectural non-sense, a symbolic space expanding beyond comprehension and full of emptiness. But in this Structure, among corridors, stairs and repetitive empty rooms, can also be found, from time to time, unexpected places: Unique Places, where every imaginable things can exists... In SenS, you will… If you enjoyed this game, see our list of games similar to SenS.

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  33. View Game
    89%Game Brain Score
    Most mentioned positive aspects:graphics, gameplay
    Most mentioned negative aspects:story, stability
    89% User Score Based on 1,378 reviews

    About the Software Game and software creation has never been easier or quicker than with Clickteam Fusion 2.5! Discover the tool used by so many multimedia professionals, game creators, and creative people from all walks of life. With CF2.5's amazing event editor system you are able to quickly generate games or apps without mastering a traditional programming language. Within your first hour … If you enjoyed this game, see our list of games similar to Clickteam Fusion 2.5.

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  34. 6%Game Brain Score
    Most mentioned positive aspects:graphics
    Most mentioned negative aspects:gameplay
    6% User Score Based on 136 reviews

    Come and build your own dinosaur world with this unique Jurassic Island Zoo game! Operate a successful dinosaur park by attracting many visitors. Join the community and build your own creation! Create your own unique tour with different stations so visitors can observe the dinosaurs. The more likes you collect the more funds you accumulate (a heads up: locating the dinosaurs drinking and feedin… If you enjoyed this game, see our list of games similar to Jurassic Island: The Dinosaur Zoo.

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  35. 44%Game Brain Score
    Most mentioned positive aspects:story
    Most mentioned negative aspects:gameplay, graphics
    73% User Score Based on 11 reviews

    The Puzzle Sisters suddenly crippled, just remember the problem but forgot the answer, smart buddy come and help her answer questions Puzzle Sisters! If you enjoyed this game, see our list of games similar to 谜题姐妹 Puzzle Sisters.

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  36. 71%Game Brain Score
    Most mentioned positive aspects:gameplay, humor
    Most mentioned negative aspects:graphics, optimization
    71% User Score Based on 191 reviews

    Play any kind of tabletop game you want online! You make the rules in a physically simulated 3D sandbox. Or create your own games using the integrated editor and share them with the world! If you enjoyed this game, see our list of games similar to Tabletop Playground.

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  37. Key Features The Cozy Pleasure of Tidying Up: Feel the satisfying tactile feedback of neatly organizing books by type and classification, accompanied by relaxing ASMR sounds. Fill Your Own Space: Place books on the shelves in your own way to create an efficient and clean library. Experience pure catharsis looking at a perfectly organized bookshelf. Perfect Balance of Relaxation and Challenge: … If you enjoyed this game, see our list of games similar to Book Organizer.

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  38. View Game

    About the GameIn UMBRA, you awaken from cryo sleep aboard a drifting spacecraft after a sudden and complete system failure. Emergency power is unstable, large parts of the ship are without light, and the corridors are in disarray. As you step out of your cryo pod, it becomes clear that you are not alone. Your objective is to move through the ship’s interior, progress from the first sector into a … If you enjoyed this game, see our list of games similar to UMBRA.

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  39. ️ IRON SIGHT See first. Strike first. Survive.IRON SIGHT is a top-down tactical tank combat game built around vision, positioning and information control. From a bird’s-eye perspective, you command armored vehicles on hostile terrain where what you see matters more than what you shoot. Enemies outside your line of sight are invisible. Poor positioning means ambush. Good reconnaissance wins battl… If you enjoyed this game, see our list of games similar to IRON SIGHT.

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  40. Neon Mind is a turn-based single player puzzle game that will challenge you to think in creative ways about how to get from A to B. No Hollywood story, no AAA effects, no epic multiplayer showdowns, and certainly no cute animals to pet. Just you and your brain. Navigate your meeples across boards and through mazes, each following the same command. Use special fields to push, block, teleport, … If you enjoyed this game, see our list of games similar to Neon Mind.

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  41. View Game
    59%Game Brain Score
    Most mentioned positive aspects:gameplay, graphics
    Most mentioned negative aspects:music
    100% User Score Based on 10 reviews

    Welcome to Seas of Hydra! Sent to a watery world, the player, Hadwritz Yothich, fishes off of a friendly sea turtle in exchange for feeding it. Looks like you have some work to do! Use your trusty rod to scavenge the seas for various fish, all with their own behaviors and quirks. Some may be quick, slow, consistent, or random. All you need to do is hook them to find out. Your new turtle … If you enjoyed this game, see our list of games similar to Seas of Hydra.

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  42. In Police Chief you build and manage your own department. Respond to calls for service, patrol the streets, and experience day-to-day police work with systems inspired by real law enforcement. Customize vehicles, uniforms, and liveries, or create your own department identity with logos and modding support. Gameplay combines immersive patrol and response mechanics with RTS-style management. Train … If you enjoyed this game, see our list of games similar to Police Chief.

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  43. A unique 2D pixel art platformer where satisfying pounding mechanics and mind teasing puzzles meet. Step into the shoes of Homam, a skilled protagonist with a powerful fist, as he embarks on a quest to assist the legendary inventor Al-Jazari. In a world where time travel and ancient mysteries intertwine. Solve intricate puzzles and conquer challenges using your wits and agility. This game offers a… If you enjoyed this game, see our list of games similar to Homam: An Inventor's Fist.

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  44. You are a game developer, working diligently at a small, unremarkable company. Every day, you write code, optimize performance, and fix bugs for various projects. But deep down, you hold onto a dream that has never faded—to create a game that is truly your own. This game doesn’t need to be overly complex or massive, but it must be unique, carrying your creativity and passion. You hope that one day… If you enjoyed this game, see our list of games similar to Programming Simulator.

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  45. 61%Game Brain Score
    Most mentioned positive aspects:emotional
    100% User Score Based on 12 reviews

    Welcome to Archival Anemoia, an archive of over 30 different games made over the course of around 13 years, all by one girl in her childhood, and all for free! If you enjoyed this game, see our list of games similar to Archival Anemoia.

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  46. View Game
    24%Game Brain Score
    Most mentioned negative aspects:gameplay, graphics
    40% User Score Based on 10 reviews

    Craft your strategy to outsmart your foes in the top-down marble game "Cult of Persona." Build a formidable army and gather unique cards that embody historical figures from World War II. Immerse yourself in tactical gameplay as you harness the strengths of these personas to secure victory! If you enjoyed this game, see our list of games similar to Cult of Persona.

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  47. This game was formerly titled "The Forged Show of War" The Forged Show of War is a compact third-person shooter set during the late Soviet-Afghan conflict. You play as a foreign fighter operating alongside local Mujahideen forces in the desert roads of Nimruz. Missions focus on small-scale firefights, ambushes, vehicle movement, and survival under pressure. Move through villages, dun… If you enjoyed this game, see our list of games similar to Covert War: Afghanistan.

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  48. Replaced king with Goblin name change in to Gobbo GO GO! Royal Run – MVP Credits SUPER ROOKIE DEV Started my game dev journey in May 2025 — just looking for something new to build. Started on YouTube. Now I’m working on the GameDev.TV Catalog. Enjoy, friends — hope it only gets better from here. Who This Game Is For This game was made for my kids, my friends, and anyone who just wants to… If you enjoyed this game, see our list of games similar to Gobbo Go GO! (Royal Run Game Dev TV).

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  49. Clerk simulates the role of a store clerk tasked with giving exact change to customers. Transaction amount, payment received and change due appear on a cash tray. Accurate change advances you through successive rounds. Tap any coin or bill icon to place that denomination on the counter. Each tap clones the currency into the drop area. Tap a placed coin or bill to remove it. The total display upda… If you enjoyed this game, see our list of games similar to Clerk.

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  50. This is a very unique puzzle game. Levels range from very easy to extremely hard. The expected game time: 4 hours to collect 50 bonus coins. 7 hours to collect 60 bonus coins. 10 hours to collect all 100 bonus coins. The features of the game are as follows: 1. The game is a single player game. 2. The game uses cartoons graphics with unique ideas and brings you an immersive gaming exp… If you enjoyed this game, see our list of games similar to Jumppit.

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