Opus Magnum
2017 · Isometric
83Recommended
90Metacritic
97Steam
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!
PlatformsPC
GenrePuzzle Simulation
CameraIsometric
ModesSingle-player
EnglishText only
Player score97% · 7 K reviews
Playing now~270 on Steam
Time to beatHowLongToBeat ↗
Release date2017
Steam price$19.99
DeveloperZachtronics
PublisherZachtronics
Key tagsProgramming Puzzle Automation Logic Simulation Indie Singleplayer
Major updates
De Re Metallica launch update! · Mar 2026System requirements
Minimum 4 GB RAM · 600 MBiSteam Deck PlayableMin & recommended
| Minimum | Recommended | |
|---|---|---|
| OS | Windows Vista / 7 / 8 / 10 | Windows Vista / 7 / 8 / 10 |
| Processor | 2.0 GHz | 2.0 GHz |
| Memory | 4 GB | 4 GB |
| Graphics | 1366 x 768 | 1920 x 1080 |
| DirectX | 11 | 11 |
| Storage | 600 MB | 600 MB |
From the game’s Steam store page.
