Announcement
v0.7.1Version 0.7.1 - changed the pixel format of recorded videos
Changelog for version 0.7.1: Changed the pixel format of recorded videos to resolve an issue when posting them on X.
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OCTOPTICOM 3D
Also known as OCTOPTICOM 3D, o3, octopticom 3d
OCTOPTICOM 3D is a major upgrade to your favorite open-ended puzzle programming game about designing and optimizing optical computing devices. Featuring 3D graphics and gameplay, refined ui, rewritten simulation, all original levels and components plus new additions, histograms and more.
Last update
29 May 2026
Latest update
Update history
Browse past updates and patch notes for this game.
11 updates
November 2025
- Version 0.7.0 - recording solution videosIt’s been a while since the last update. The highlight of this release is the new video-recording feature, which lets you easily record and share your solutions. And here is a recorded video You can control the length o…
April 2025
- Version 0.6.9Changelog for version 0.6.9: Fixed a regression that prevented fixed components from loading correctly, affecting levels 8 and 32.
March 2025
- Version 0.6.8Changelog for version 0.6.8: Fixed a bug that allowed passing tests without using all outputs on levels with multiple outputs. Fixed the 'Random Passthrough' component not using a new seed, which caused it to produce th…
January 2025
- Version 0.6.7Changelog for version 0.6.7: Fixed a regression where components could not be properly selected when the mouse was dragged very quickly during selection (they appeared selected but behaved as separate objects). Fixed a…
- Version 0.6.6Changelog for version 0.6.6: Fixed a typo in the tooltip for the Demux component. Fixed an issue with "prev" lines in histograms being drawn when the result falls outside the interval. Added a check to prevent blueprint…
December 2024
- Version 0.6.5Changelog for version 0.6.5: Fixed an issue that prevented components from rotating using keyboard controls. Fixed a Windows-specific issue preventing renaming solutions when the new name differed only in letter casing.…
- Version 0.6.4 and a Web DemoChangelog for version 0.6.4: Web demo available at https://updevgames.com/octopticom3d_web/ and https://updevgames.itch.io/octopticom-3d/ Added sound effects for the blueprints buttons. Added support for importing saves…
- Version 0.6.3Changelog for version 0.6.3: Added one more deterministic test case for Level 54 (Multiplication). Fixed an issue where a key for deleting selected components was not working. Fixed a bug in the XOR gate component showi…
November 2024
- Version 0.6.2 and a DemoChangelog for version 0.6.2: Fixed Switch 2 leaking in certain cases. Fixed random passthrough causing nonexistent loops. Added a sound effect for clicked buttons, which can be disabled in the settings. Corrected Level…
- Version 0.6.1Changelog for version 0.6.1: Added a new test case for level 49 (Sort), made some cells' colors deterministic to prevent non-deterministic solutions, and reset leaderboards and histograms. Added tick marks in histogram…
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