Close

Your browser (Internet Explorer) is out of date.

Update your browser for more security, comfort and the best experience on this site.

Update Internet Explorer'

Projects Bernhard "HotKey" Slawik likes and follows

19.9k
742
93
A LISP-programmable laptop with battery life measured in years
Project Owner Contributor

PotatoP

andreas-eriksenAndreas Eriksen

19.8k
237
220
old school new tech outdoor navigation system
Project Owner Contributor

India Navi

platinenmacherPlatinenmacher

1.5k
138
18
Engage in a minimalized text adventure game using Morse code via an LED and button on an Arduino Nano.
Project Owner Contributor

Morse Quest: An Arduino Nano-Based Text Adventure

felixfelix

10.9k
97
100
Waste plastic turned into raw material for 3D printing.
Project Owner Contributor

Direct Granules Extruder, FDM prints from powder

norbert-heinzNorbert Heinz

690
86
53
A quick and cheap DIY solution for making your own custom display cluster to fit in your car. Car must support OBDII.
Project Owner Contributor

Custom Car Display

harrirenneyHarriRenney

2.5k
41
38
Robots for #MECFS & #LongCovid patients, to virtually visit friends and family. #BotkinsCharity
Project Owner Contributor

Botkins Charity Project

dejanDejan

6k
40
43
A contraption to help feed solder efficiently single handed.
Project Owner Contributor

One Handed Manual Solder Feeder

mulcmumulcmu

2.5k
33
30
open-source hybrid digital piano with MIDI and Ethernet
Project Owner Contributor

hybrid MIDI digital piano

greg-zweigleGreg Zweigle

1.8k
32
40
My not so fancy example of Magnetic Core Memory using fairly cheap cores and free parts from my junk box.
Project Owner Contributor

Magnetic Core Memory The Dr Cockroach Way

dr-cockroachDr. Cockroach

6k
26
32
A high-capacity, high(ish)-quality audio cartridge for use with the popular toy music players from Tiger Electronics.
Project Owner Contributor

Homebrew HitClips

guy-dupontGuy Dupont

1.6k
24
23
Forearm Muscle-Based Finger Tracking Device
Project Owner Contributor

Open Muscle Finger Tracking Sensor

turfptaxTURFPTAx

2.5k
22
30
Battery powered Linux-terminal handheld with front and rear inputs, 4.3" DSI LCD, a Pi 3A+, and GPIO breakout. WIP.
Project Owner Contributor

Thumb Term

dan-a8ksh4Dan (a8ksh4)

1.4k
19
20
The project describes how to build a 1x7 flip-disc display and how to control it via Arduino.
Project Owner Contributor

Flip-disc 1x7 Display - How to Control via Arduino

marcin-sajMarcin Saj

1.6k
17
19
Elliptical trainer controlled over WiFi using ESP8266 hosted webApp
Project Owner Contributor

Open Cross Trainer

louis-hLouis H

2.6k
14
19
Hack a Brother label cartridge
Project Owner Contributor

Brother Label Tape Hack

jonghunleeJongHun.Lee

484
13
20
Find your way out the labyrinth without seeing it from the top
Project Owner Contributor

Blind maze

penumbrielpenumbriel

793
12
15
Open-Source, Environmentally Friendly Mouth Mouse with Sip/Puff Switch
Project Owner Contributor

IRAZU

olman-orozcoOlman Orozco

360
11
16
A 4ft tall metal frame spinning at high speeds to draw a Christmas tree(and anything else) in the air using Persistence of Vision
Project Owner Contributor

Spinning Holographic Christmas Tree of Death

sean-hodginsSean Hodgins

535
8
12
A snake game. In one dimension. With LEDs!
Project Owner Contributor

Snake 1D

flvio-amieiroFlávio Amieiro

1.8k
7
8
Synthesizer based on Wintel tablet
Project Owner Contributor

Tectonica Synth

slpostmannSl_Postmann

422
5
8
One-dimensional Tetris on a LED strip
Project Owner Contributor

T1Duino

andrea-trentiniandrea trentini

Going up?

About Us Contact Hackaday.io Give Feedback Terms of Use Privacy Policy Hackaday API

© 2025 Hackaday