Each project below was shipped, tested, or printed.
ESP32 redesign of the smart piggy bank, packaged as a product.
Eight-channel solenoid manifold, microcontroller, and a recipe book.
Functional 3D-printed buckle with full strength calculation and material trade-off.
A 3D-printed whistle tuned to musical A — designed from acoustic first principles.
Edge-mounted clip that keeps charger and headphone cables from sliding off the desk.
Door wedge with a thumb-screw to dial in the holding force on uneven floors.
3M-mounted hook with a wide saddle so the headband doesn't deform.
Adapter that bridges Gardena quick-connect to G3/4 male threads when the OEM piece breaks.
Wall-mounted cleat that wraps blind cords above child-reach height.
Tile-and-spacer divider set sized parametrically to any drawer.
Stepped rack for HSS bits 1.0–10.0 mm with neodymium magnets that stick to the toolbox lid.
Wall-mounted dock with a hidden cable channel — phone charges sitting against the wall.
Drop-in replacement for a snapped OEM front-light bracket — no need to buy a new lamp.
Stepped cone that connects shop-vac hoses to power-tool dust ports of any size.
Two-piece stand with a friction hinge that holds 30°–80° viewing angles.
ESP32 + auger servo dispenses a measured portion on schedule, with manual override on the web UI.
ESP32-C3 + capacitive probe that lights an LED and pings Telegram when the soil drops below threshold.
Reed switch + ESP32 sends a Telegram message every time a designated door opens.
DS18B20 inside the fridge, ESP32-C3 outside; pushes temperature to a local dashboard and alerts on excursion.
ESP32 + MFRC522 reader unlocks a 9 g servo bolt when an enrolled card is presented.
Two L-shaped feet that lift any 13–16" laptop to eye level when paired with an external keyboard.
Drywall anchor with an embedded M3 brass insert — gives you reusable, removable threaded mounts.
Direct replacement for a snapped D-shaft knob — saves a €40 service call.
Printed dovetail plate that fits standard Arca-Swiss clamps — backup for when the metal one walks away.
12-slot rack sized to the actual diameters of a Wera/Wiha mixed set.
Triangular bracket calculated for 15 kg/shelf load, printed in PETG with three perimeters.
Loose-cable catcher with a magnetic base — pull a cable, the magnet stays.
Slip-on TPU spring that doubles the lifespan of the cable at the brick exit.
Custom-fit grip printed in TPU 95A with a knurled pattern for wet-hand traction.