Principia
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principia-web.se
Principia
@principia-web.se
Bluesky account for Principia, an open source physics-based sandbox game with electronics, robotics, Lua scripting and more.

Website: https://principia-web.se
Source code: https://github.com/bithack/principia/
Account run by: @voxelmanip.se
This also means you can now sort by oldest level, for historical interests, or to filter the top liked and top downloaded levels by level type. More options are likely to come.
February 5, 2026 at 9:39 PM
And here is a link to the level itself if you wanna play it (you can control them!):

principia-web.se/archive/leve...
Wacky waving inflatable arm flaling tube people... IN SPACE v2.1
Wacky waving inflatable arm flailing tube man... IN SPACE! v2.1 (The Principia Dancers) Use A & D buttons to 'Disco things up' Update: Added various dance grooves. Use W & S buttons to cycle thro...
principia-web.se
February 5, 2026 at 9:33 PM
Last year I made a fan website for Apparatus:

apparatus.voxelmanip.se

In addition to downloads, it also contains various other goodies such as links to the game's full soundtrack, archived news articles & other history, and info about unused content like the Interactive Challenge mode.
Apparatus
Apparatus is a sandbox puzzle game for Android devices. Use your hammer to pin planks and wheels together to build anything you can imagine, connect your apparatus to motors and give them power using ...
apparatus.voxelmanip.se
January 13, 2026 at 4:41 PM
Later in 2013 the sequel to Apparatus, Principia, was released for Android. While it did not see as much success as its predecessor, it has gained a new life as an open source project and carries on the legacy of the original game.
January 13, 2026 at 4:39 PM
Or if Star Wars is not your thing, you can now LET'S GO GAMBLING! in Principia from the comfort of your web browser:

principia-web.se/archive/leve...

*loud incorrect buzzer* AW DANGIT

#gamedev
December 28, 2025 at 10:36 PM
And here you have some funny graphical glitches from when I was working on the web version. I'm sure it will improve over time.

#gamedev
December 28, 2025 at 10:23 PM