3D printing
AssessTechniques
An additive manufacturing method used to create the custom mouthpiece.
Why it's here
Placed in Assess: 4 article(s) of evidence from 1 source(s), led by product launches, with 1 in the last 30 days. Confidence 42%.
Evidence (4)
- 2Hacker News·9/25/2026product_launchFactorio expands into physical model kits
Factorio developers described an in-progress set of physical tabletop model kits inspired by in-game entities, created using 3D printing and iterative prototyping. The collection currently includes 15 model sets, 65 individual models, and 247 STL files, with a focus on early-game items such as belts, inserters, furnaces, and enemies. The post presents the project as a fan-facing experimental side effort rather than a core game update.
- 4Hacker News·8/15/2026product_launchPloopy announces the A+ trackball with more buttons and new QMK features
Ploopy has released the A+, the next version of its open-source, 3D-printable trackball designed for QMK use. The new model adds eight buttons, dual knobs, a detachable wrist rest, gesture support, layers, and on-device configuration, with preorders opening August 19, 2026 for C$99.
- 7Hacker News·8/9/2026researchGravity-powered trebuchet breaks the sound barrier
Tom Stanton built a gravity-powered trebuchet that reportedly launched a 4-gram projectile at supersonic speed, becoming the first such machine to cross the sound barrier using only gravity. The design used a pulley ratio, a lightweight carbon-fiber arm, and iterative stress testing to increase rotational speed and efficiency before the final successful run.
- 7Hacker News·7/25/2026product_launchMouthPad: A Tongue-Controlled Hands-Free Touchpad
MouthPad is a custom-fit in-mouth touchpad that converts subtle tongue and head movements into cursor control, clicking, scrolling, and dragging over Bluetooth. It is designed for discreet everyday use and accessibility, with a custom dental scan and 3D-printed form factor tailored to the user.