
MHRD is a hardware design game, in which you design various hardware circuits in a hardware description language. The hardware circuits you design get more complex as you go until you create a fully functional CPU design.
60+ similar titles based on shared tags and player behavior. Themes include Programming, Simulation, Puzzle, Indie.

MHRD is a hardware design game, in which you design various hardware circuits in a hardware description language. The hardware circuits you design get more complex as you go until you create a fully functional CPU design.
BUILD CIRCUITS. WRITE CODE. RTFM.
Why similar: Programming 75.5% ★, Education 7%, Simulation 6.2%, Puzzle 5.1%, Difficult 4%
Learn CPU architecture with puzzles
Why similar: Programming 67.4% ★, Education 16.1%, Simulation 8.8%, Puzzle 5.6%, Difficult 2.1%
Retrace the path of the Prime Mover to uncover the story of the Byte of Burden! Prime Mover is an open-ended puzzle game about designing circuit boards.
Why similar: Programming 62.8% ★, Simulation 13.2%, Education 7.7%, Puzzle 7.3%, Indie 5.6%
TIS-100 is an open-ended programming game by Zachtronics, the creators of SpaceChem and Infinifactory, in which you rewrite corrupted code segments to repair the TIS-100 and unlock its secrets. It’s the assembly language programming game you never asked for!
Why similar: Programming 78.3% ★, Simulation 5.8%, Puzzle 5.6%, Difficult 4%, Education 4%
Build hardware. Solve puzzles. From the creator of Manufactoria, a new open-ended puzzle game set in Silicon Valley's first startup.
Why similar: Programming 54.5% ★, Simulation 17.8%, Education 10.3%, Indie 6.5%, Puzzle 5.8%
You’re a machine learning specialist who makes neural networks but your cat seems to be better at it. Now you must solve puzzles to build a cat-to-human translation system (who knows what else this cat is capable of!). Earn a fortune, buy kickass cat outfits, learn how machine learning really works!
Why similar: Programming 65.2% ★, Education 16.7%, Simulation 10.3%, Puzzle 5.6%, Indie 2.3%
Design, build and wire up your own unique robot to complete challenging logic puzzles. LogicBots is a puzzle game where robots are used to complete the various levels.
Why similar: Programming 60.1% ★, Simulation 18.4%, Education 9.8%, Puzzle 6.3%, Indie 5.4%
Automate swarms of office workers to solve puzzles inside your very own parallel computer made of people. A thrilling followup to the award winning Human Resource Machine. Now with more humans!
Why similar: Programming 72.7% ★, Education 8.8%, Simulation 8%, Puzzle 6.6%, Indie 3.9%
Program little office workers to solve puzzles. Be a good employee! The machines are coming... for your job. From the creators of World of Goo and Little Inferno.
Why similar: Programming 70.3% ★, Education 11%, Puzzle 6.8%, Simulation 6.1%, Indie 4%
Opus Magnum is the latest open-ended puzzle game from Zachtronics, the creators of SpaceChem, Infinifactory, and SHENZHEN I/O. Design and build machines that assemble potions, poisons, and more using the alchemical engineer’s most advanced tool: the transmutation engine!
Why similar: Programming 71.1% ★, Puzzle 11.4%, Simulation 10.3%, Indie 5.1%, Difficult 2.1%
Hard Chip is a 3D simulation/puzzle game about building processors focusing on realism. Explore the world of semiconductor chip design and delve into the intricacies of CPU logic, floor planning, and propagation delay.
Why similar: Programming 55.7% ★, Education 16.7%, Simulation 11.7%, Difficult 7.5%, Puzzle 6.6%
Zachtronics is back with an ambitious new design-based puzzle game. Take on the role of a Reactor Engineer working for SpaceChem, the leading chemical synthesizer for frontier colonies. Construct elaborate factories to transform raw materials into valuable chemical products!
Why similar: Programming 68% ★, Puzzle 13.9%, Difficult 9.6%, Indie 4.2%, Education 2.4%
Virtual Circuit Board is the sandbox drawing-based logic simulator where you can build, program, decorate, and simulate anything from simple monochrome circuits to complex and colorful computers. Play with digital logic in this sandbox-only experience.
Why similar: Programming 61.8% ★, Education 18.7%, Simulation 13.1%, Puzzle 5%, Indie 1.4%
Use the MOLEK-SYNTEZ to create small molecules with various pharmacological effects from the comfort of your small Romanian apartment.
Why similar: Programming 64.4% ★, Simulation 21%, Puzzle 9.8%, Indie 4.7%
OCTOPTICOM is an open-ended puzzle programming game about designing and optimizing optical computing devices. Use lasers, mirrors, filters and other components to read, transform and write sequences of colored squares.
Why similar: Programming 50.9% ★, Simulation 16.5%, Education 13.3%, Puzzle 6.9%, Indie 6.5%
A game about building emulators! Implement your own NEEES core in JavaScript, get instant feedback with unit/video tests, build the graphics unit in real time, learn 6502 assembly, debug test ROMs, and have fun with the included homebrew games!
Why similar: Programming 58.1% ★, Education 14.4%, Simulation 10.1%, Typing 7.9% ★, Puzzle 5%
Robo Instructus is a puzzle game in which players manoeuvre a robot by issuing instructions via a simple programming language. As players progress through the game they unlock new functions to overcome new puzzles, each of which can be solved in multiple ways.
Why similar: Programming 61.9% ★, Education 13.2%, Difficult 7.7%, Simulation 7.1%, Puzzle 7%
Replicube is an open-ended programming puzzle game/toy about writing code to replicate 3D voxel-based objects. Solve puzzles, pursue leaderboard glory, or just make art to share with the in-game community.
Why similar: Programming 75.2% ★, Simulation 16%, Puzzle 8.8%
Set in a post-apocalyptic future, The Signal State puts your logic skills to the test with complex puzzles inspired by modular synthesizers. Repair machines, rebuild an abandoned farm, and be part of a revolution that will change the fate of agriculture once and for all.
Why similar: Programming 69.3% ★, Simulation 15.1%, Puzzle 10.3%, Indie 5.3%
Powerful Realtime 3D Electronic Circuit Simulator
Why similar: Programming 59.7% ★, Simulation 20.6%, Education 19.7%
Comet 64 is a programming puzzle game. The year is 1984. All you got is a Comet 64 home computer and the operator's manual it came with.
Why similar: Programming 53.6% ★, Education 12.7%, Typing 10.1% ★, Simulation 9%, Puzzle 5.9%
Build the most advanced operating system ever created! Can you master the fictional simulation language of this mind-bending machine? Design circuits, automate UBITS (coloured mobile data blocks), and optimize your system. The Admin is always watching, and he’s not what he seems.
Why similar: Programming 63.2% ★, Education 15.1%, Simulation 12.7%, Puzzle 6.6%, Indie 2.4%
Kaizen is an open-ended puzzle automation game from the original Zachtronics team, set in 1980s Japan. Design, build, and optimize production lines to create iconic products, like calculators, camcorders, and arcade machines.
Why similar: Programming 60.1% ★, Education 14%, Simulation 10.5%, Difficult 6.3%, Puzzle 6.2%
Copy Editor is an intricate puzzle game that teaches you Regular Expressions (RegEx), commonly used in computer science and language theory. Build complex rules that process and revise famous texts for your wacky and demanding publisher!
Why similar: Programming 59.6% ★, Education 15.5%, Simulation 14.8%, Puzzle 8.1%, Indie 2%
Move Code Lines is a game where you fix programs and make them print needed output. But the only way you can achieve that is to change the order of lines in those programs, and set custom input.
Why similar: Programming 60.7% ★, Education 16.9%, Simulation 9.6%, Difficult 6.3%, Puzzle 4.2%
A single bit of computer memory became sentient and decided to escape from digital into the real world. Explore RAM, modify bytes and hack machine code and CPU registers to set it free.
Why similar: Programming 54.5% ★, Simulation 17.4%, Education 11.3%, Indie 6.9%, Puzzle 5.4%
Alan's Automaton Workshop is an open-ended programming puzzle game. Start a new business with Alan Turing and his groundbreaking innovation: the Turing Machine. Build unique automatons, and solve all kinds of problems from clients.
Why similar: Programming 61.8% ★, Education 20.2%, Simulation 9.3%, Puzzle 6.7%, Indie 1.9%
Step into the world of IT! Diagnose network issues, manage servers, and repair devices while handling tasks under strict SLAs. Choose your career path, from HelpDesk to IT Project Manager. Develop real IT knowledge and climb the ranks in this realistic IT simulation!
Why similar: Programming 45.3% ★, Education 15.4%, Typing 14.5% ★, Simulation 9.8%, Difficult 6.6%
Program and optimize a drone to automate a farm and watch it do the work for you. Collect resources to unlock better technology and become the most efficient farmer in the world. Improve your problem solving and coding skills.
Why similar: Programming 70.7% ★, Education 15.8%, Simulation 6.9%, Puzzle 5.4%, Indie 1.2%
Invent a new computer! Logic World is a first-person sandbox simulation game that's all about digital logic. Play alone or with friends, design unique machines, build up layers of complexity, and experience the joy of circuits!
Why similar: Education 45.8%, Simulation 21.4%, Difficult 16.9%, Puzzle 15.9%
Master the most counter-intuitive logic in existence. Created by the researchers who defined Quantum Literacy, explore an open-ended puzzle world where you craft real quantum algorithms, solve 500+ challenges, hack other players asynchronously, and gain insights textbooks can’t provide.
Why similar: Programming 57.6% ★, Education 18.4%, Simulation 10.9%, Puzzle 6.9%, Difficult 6.2%
A=B is a programming puzzle game with only one instruction: A=B, which means replacing A with B.
Why similar: Programming 68.5% ★, Education 18.8%, Puzzle 9.3%, Indie 3.4%
Great Permutator is a puzzle. Hard and tricky. One in which you will have to build a complex system of conveyors and various devices so that the colored boxes can travel across the factory and arrive at right places and in right order. If you are into clever engineering puzzles, this game is for you.
Why similar: Programming 66.2% ★, Simulation 13.4%, Puzzle 8.7%, Difficult 8.7%, Indie 2.9%
The year is 1997. You used to be a hacker, but now you have the phage. You made a deal: one hack, one dose. There’s nothing left to lose… except your life.
Why similar: Programming 77.9% ★, Simulation 8.1%, Puzzle 7.2%, Indie 3.5%, Difficult 3.3%
Use real Python code to automate machines, robots, drones and more: Program self-driving vehicles; crack passwords; apply machine learning; automate logistics; use image processing to guide missiles. Gain real coding skills and solve exciting bite-sized programming challenges.
Why similar: Programming 63% ★, Education 17.1%, Simulation 9%, Puzzle 6.4%, Difficult 4.5%
Infinifactory is a sandbox puzzle game by Zachtronics, the creators of SpaceChem and Infiniminer. Build factories that assemble products for your alien overlords, and try not to die in the process.
Why similar: Programming 65.4% ★, Puzzle 12.2%, Simulation 11.6%, Difficult 5.4%, Indie 5.4%
Retro Gadgets is a sandbox where you build, code, and customize gadgets inspired by old-school electronics.
Why similar: Programming 60.6% ★, Education 20.2%, Simulation 11.1%, Puzzle 7.1%, Indie 0.9%
Design increasingly complex computation units powered by high pressure steam. From switches to steam based computers, all in a world of analogue pressure devices. Use previous designs to solve further challenges, unravel the mystery of the missing steam and discover a new field of science.
Why similar: Programming 66.3% ★, Education 19.1%, Puzzle 7.8%, Simulation 6.7%
Hacknet is an immersive, terminal-based hacking simulator for PC. Dive down a rabbit hoIe as you follow the instructions of a recently deceased hacker, whose death may not have been the accident the media reports.
Why similar: Programming 48.4% ★, Typing 19.1% ★, Education 12.6%, Simulation 11.5%, Difficult 5.3%
Baba Is You is a puzzle game where the rules you have to follow are present as blocks you can interact with. By manipulating them, you can change how the game works, repurpose things you find in the levels and cause surprising interactions!
Why similar: Programming 56.6% ★, Puzzle 19.9%, Difficult 14.4%, Indie 9%
Grey Hack is a massively multiplayer hacking simulator game. You're a hacker with full freedom to act as you wish on a vast network of procedurally generated computers.
Why similar: Programming 65.4% ★, Simulation 14.8%, Typing 8.8% ★, Education 6.7%, Indie 4.2%
Build and grow your very own computer repair enterprise as you learn to diagnose, fix and build PCs. With real-world licensed components and comprehensive hardware and software simulation, you can plan and bring your ultimate PC to life.
Why similar: Education 51.4%, Simulation 35.7%, Puzzle 8.1%, Indie 4.9%
CHAQS is an instructive CTF (Capture The Flag) game that performs the basic functions of an operating system. While it meets your expectations from an operating system to a certain extent with the applications it contains, CHAQS progresses in the direction of more challenges in terms of gameplay.
Why similar: Programming 51.9% ★, Typing 21.9% ★, Education 14.6%, Simulation 9.9%, Puzzle 1.6%
Dive into SirKwitz: a beginner-friendly edutainment game that makes learning programming easy & fun! Explore 28 puzzles across four topics to master the very core concepts behind programming and develop your problem-solving skills. Ideal for those that think coding & programming are scary words!
Why similar: Programming 55.8% ★, Education 21.8%, Simulation 13%, Puzzle 7.2%, Indie 2.2%
A terminal-based game for learning and practicing how to program in Python.
Why similar: Programming 77.6% ★, Education 19.8%, Indie 2.6%
A rich and challenging physics-based puzzle /logic /construction /programming game! Master ballistics, fluid mechanics, thermodynamics, chemical and nuclear reactions, use automation bricks, build structures, machines, vehicles, produce power, solve puzzles, pierce the fog and defeat CHR$!
Why similar: Programming 78.8% ★, Puzzle 10%, Simulation 8.1%, Indie 3.1%
The ultimate "Hollywood Hacker" simulator for when you want to look busy, dangerous, and incredibly tech-savvy.
Why similar: Programming 47.5% ★, Typing 24.3% ★, Education 16.9%, Simulation 8.9%, Indie 2.4%
[the Sequence] is a logic construction puzzler.Let your mind be your guide: Lay down seven different kinds of modules as your roadblocks to get you (portrayed as a binary data point) to a sweet destination.Apply an out-of-the-box thinking to get you to the next level!
Why similar: Programming 77.3% ★, Puzzle 9.8%, Difficult 8.5%, Indie 4.4%
TOK HARDCORE is a logical puzzle in which you need to connect all points with lines.
Why similar: Programming 73.5% ★, Difficult 11.9%, Puzzle 8.7%, Indie 5.9%
⚡️Fix electronics 📈manage firm 💻challenge the hacker... ServiceIT is a simulation game where you run a full-service IT company to engage in tasks like diagnosing, repairing equipment, network infiltration, programming, server management while an Anonymous hacker keeps sabotaging it all.
Why similar: Programming 60.1% ★, Education 20%, Simulation 13.1%, Puzzle 3.9%, Indie 2.9%
Understand is an experimental puzzle game about guessing rules. In each level, you have to figure out the rules through trial and error, then draw a line satisfying all rules.
Word Factori is a word-building game where your only resource is the letter "i". Build a chain of factories to bend, rotate, reflect, and merge "i" into more complex letters. Discover secret letter recipes, unlock hidden word art, and optimize your factory chains for high scores.
Why similar: Programming 60.1% ★, Typing 17.8% ★, Simulation 10.9%, Puzzle 7.7%, Indie 3.4%
Prelogate is a logic puzzle game. Solve puzzles by redirecting laser beams, mixing them and controlling them with logic gates.
Why similar: Programming 72.2% ★, Indie 14.7%, Puzzle 13.2%
Computer Tycoon is a fairly complex Business Grand Strategy game about Computer Evolution. Start in the 70s, invent until 2034, create the best computer systems, upgrade your infrastructure, lead a team, and alter computer history! It is time to "Think Different"
Why similar: Simulation 47%, Difficult 41.8%, Indie 11.2%
Cypher is a first person puzzle game about cryptography.
Why similar: Puzzle 31%, Education 30.5%, Difficult 24.1%, Indie 14.4%
Enter the most advanced challenge laboratory of today's games, where electronics and logic merge into challenges that will captivate your mind and awaken the engineer within you!
Why similar: Education 48.7%, Simulation 33.6%, Puzzle 17.7%
Explore logic symbols. Discover the rules. Solve complex puzzles. Feel the power of your logical side!
Why similar: Education 50%, Difficult 22.1%, Puzzle 20.3%, Indie 7.6%
Become a hacker and build your online reputation to the top. Complete contracts, buy new programs, upgrade your computer, crack wifi networks and infiltrate peoples or companies online systems.
Why similar: Programming 55.5% ★, Typing 22.5% ★, Simulation 18.7%, Indie 3.3%
Build, cable, and automate. Assemble racks, servers, and switches, connect enough capacity for each app, earn money from processed data, and unlock gear and bigger customers with XP and reputation. Follow colored data packets as your center comes to life.
Why similar: Programming 64.2% ★, Simulation 35.8%