Experimental LID/Sparkplug branch is out
Please test your LID designs and have fun! Right-click Nuclear Design Bureau in your Steam Library → Properties → Game Versions & Betas → select the experimental "sparkplug" branch, then update your game

Developer posts and news about this game.

Please test your LID designs and have fun! Right-click Nuclear Design Bureau in your Steam Library → Properties → Game Versions & Betas → select the experimental "sparkplug" branch, then update your game

Changelog: Added simulation speed buttons: 1, 1/2, 1/4 and 1/10 for those with super gpu's.. Fixed Space placement after adjusting shape knobs. Fixed large designs failing to save or copy. Fixed proton menu and drop down problems hopefully Fixed incorrect sizes in selection toolt

1. Directive 1-2 no longer sits silent after DETONATE; the lesson pauses when the yield settles. 2. Directive 1-2: two-cell relief bore in the gun barrel, and a step that teaches the eraser. 3. Gunpowder no longer fires on its own. Ignition starts at the primer. 4. All campaign d

hotfix star lens fix

game update: Hopefully the many alt tab copies is finally fixed, it was windows making ghosts when alt tabbing and the application was unresponsive. circle and ellipse dont have the pointy pixels now same for star lens directive 2-2 (Compression Qualification) accepts the core, d