Zachlikes
The full map of games like Opus Magnum, from the paid greats to the free browser ones, and which to open first for the exact way you want to play.
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What happened to Zachtronics, and what to play now
Zachtronics wrapped up in 2022 after twelve years and one last game. Here is what happened, and where to get the same puzzle itch scratched now, for free.
Games like SpaceChem, without the twenty-year-old UI
SpaceChem is the hardest classic engineering puzzle. Here are the games with the same brutal, satisfying loop, including a free one you can open now.
Games like Shenzhen I/O, minus the assembly manual
Shenzhen I/O makes you read a datasheet and write assembly. Here are the games with the same optimisation thinking and none of the manual, including a free one.
Free alternatives to Zachtronics games that are worth it
Every great Zachtronics game costs money. Here are the free engineering puzzle games actually worth your time, and the one you can open in a browser right now.