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Steam News17 March 20263mo ago

De Re Metallica launch update!

Today's update adds support for the brand new De Re Metallica DLC, available here: Opus Magnum De Re Metallica It also adds a bunch of non-DLC features, like: a new halt instruction (for stopping arms) a semi-secret fas

Full notes

Full Opus Magnum update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

1 fix4 additions1 change0 removals
  • Gameplay
  • UI and audio
  • Fixes
addedToday's update adds support for the brand new De Re Metallica DLC, available here:
addedIt also adds a bunch of non-DLC features, like:
addeda new halt instruction (for stopping arms)
changeda semi-secret fast-forward button (hold Alt while starting playback)
addedthree new issues of the Journal of Alchemical Engineering
fixedfixes for a bunch of bugs that should have been fixed years ago

Opus Magnum changes

addedToday's update adds support for the brand new De Re Metallica DLC, available here:
addedIt also adds a bunch of non-DLC features, like:
addeda new halt instruction (for stopping arms)
changeda semi-secret fast-forward button (hold Alt while starting playback)
addedthree new issues of the Journal of Alchemical Engineering

Today's update adds support for the brand new De Re Metallica DLC, available here:

Opus Magnum De Re Metallica

It also adds a bunch of non-DLC features, like:

  • a new halt instruction (for stopping arms)

  • a semi-secret fast-forward button (hold Alt while starting playback)

  • three new issues of the Journal of Alchemical Engineering

  • fixes for a bunch of bugs that should have been fixed years ago

Opus Magnum is back!

Source

Steam News / 17 March 2026

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