
TIS-100
Repair a fictional 1980s machine by writing tiny assembly programs, one puzzle at a time, at whatever pace you like.
Did SYSCALL: RING ZERO leave you in a retro and minimalist frame of mind? Browse these games for your next favorite.
It is 1997, you have the phage, and the deal is one hack per dose of medicine. Program little robots called EXAs to slip into networks, trash files and vanish. A puzzle game about writing code, wrapped in a warm, funny 90s hacker world that is easy to lose whole evenings to.
Retro, Minimalist, Replayable
A broken computer from the 1980s lands on your desk, and the only way to fix it is to write assembly code by hand. TIS-100 turns real low-level programming into puzzles: a dozen instructions, tiny memory, and over 45 challenges that are solvable, just not easily. When your program finally runs clean, the satisfaction is enormous.
Minimalist, Replayable
SIC-1 is a single-instruction programming game. Neglect your personal life in pursuit of promotions and vague assurances of job security! Optimize your programs to rise to the top of the leaderboards! SIC Systems thanks you for your hard work! Now please return to your desk.
Retro, Minimalist
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.
Minimalist, Replayable, Mysterious
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.
Retro, Minimalist, Replayable
Squally is a 2D puzzle RPG programming game that teaches you how to hack. Control the world by rewriting it in x86/x64 assembly language!
Retro
Build hardware. Solve puzzles. From the creator of Manufactoria, a new open-ended puzzle game set in Silicon Valley's first startup.
Retro, Minimalist, Replayable
Solve programming puzzles on a fictional computer with radio-based communication and unique limitations. Competitively optimize to compete on leaderboards against friends and the global community.
Retro, Minimalist
A post-apocalyptic farm needs its machines fixed, and only you can patch the cables. The Signal State is a puzzle game built on modular synthesizer logic: drag modules into a rack, wire them up, and turn raw signals into working outputs. Over 40 puzzles, a sandbox, and leaderboards for when one solution is never enough.
Retro, Minimalist, Replayable
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.
Retro, Minimalist
Experience the hacker's side of cyberpunk in Cyber Sentinel! This design-based puzzle game features a complete visual programming kit for designing your own viruses.
Retro, Minimalist
Step into a time portal to 1993. While your friends are battling it out in the latest FPS adventures, you got the opportunity to learn the newest trend, programming. Turn on your CRT monitor and learn to write code, compete with others in challenges or write minigames.
Retro, Minimalist

Repair a fictional 1980s machine by writing tiny assembly programs, one puzzle at a time, at whatever pace you like.

A single bit of computer memory became sentient and decided to escape from digital into the real world.

Solve programming puzzles on a fictional computer with radio-based communication and unique limitations.

Experience the hacker's side of cyberpunk in Cyber Sentinel!

CORE.SYS is a brainteasing action puzzler where you’ll need to break through layers of digital security with quick-thinking strategy.

Master the machine. In RE_ALLOC, you are the architect of execution.

Follow a dead hacker's trail through other people's systems, one typed command at a time.

Tokyo holds the last remnants of human life. All our pilots are dead; you are our sole surviving AI.

A=B is a programming puzzle game with only one instruction: A=B, which means replacing A with B.

Play as a hacker and take control of an ultra secret company to reveal the darkest secrets.

Become an expert hacker by using your raw brainpower! Learn how to get ahead in your new job at a cybersecurity company.

Hackers have encrypted your data and it's your job to hack them back.

868-BACK is a computer-hacking strategy roguelike game where your mission is to dismantle capitalism one server at a time!

Scan networks, crack databases and work out the next move yourself as a surveillance conspiracy slowly comes apart.

Build the most advanced operating system ever created! Can you master the fictional simulation language of this mind-bending machine?

CODE OR DIE! Hack enemy systems & survive the security response by engineering lethal bullet-heaven algorithms.

Virtual Circuit Board is the sandbox drawing-based logic simulator where you can build, program, decorate, and simulate anything from simple…

Log into a 90s bulletin board and fill it with factories, circuits, dungeons and card games, one download at a time.

SIC-1 is a single-instruction programming game. Neglect your personal life in pursuit of promotions and vague assurances of job security!

Welcome to our ethical hacker's organisation: we will teach you how to use actual hacker tools (terminal, proxy, reverse shells...) to scan the…

Fix a post-apocalyptic farm by wiring modular synthesizer modules, one puzzle at a time.

Wire up gates, memory and assembly until a machine you designed runs your own code, then keep building in the sandbox.

Squally is a 2D puzzle RPG programming game that teaches you how to hack. Control the world by rewriting it in x86/x64 assembly language!

Alan's Automaton Workshop is an open-ended programming puzzle game.

You're a hacker with a terminal and four terrible scripts - time to rewrite them.

Scan networks, crack databases and work out the next move yourself as a surveillance conspiracy slowly comes apart.

CORE.SYS is a brainteasing action puzzler where you’ll need to break through layers of digital security with quick-thinking strategy.

868-BACK is a computer-hacking strategy roguelike game where your mission is to dismantle capitalism one server at a time!

CODE OR DIE! Hack enemy systems & survive the security response by engineering lethal bullet-heaven algorithms.

A game about building emulators! Implement your own NEEES core in JavaScript, get instant feedback with unit/video tests, build the graphics unit in…

A programming puzzle game, but YOU CAN'T TYPE. Navigate and run pre-existing lines of code! Watch out for bugs eating away your program!

Solve programming puzzles on a fictional computer with radio-based communication and unique limitations.

Hackers have encrypted your data and it's your job to hack them back.

Build the most advanced operating system ever created! Can you master the fictional simulation language of this mind-bending machine?

The ultimate "Hollywood Hacker" simulator for when you want to look busy, dangerous, and incredibly tech-savvy.

The most deviously STYLISH Strategy game ever ... Shoot to Hack; ... Optimize and Combo to rise; ... as a HACKER