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Martijn

I am a maker from the Netherlands and specialize in making unique portable devices

the Netherlands
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martijn
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This user joined on 10/19/2025.

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A dual-screen, ESP32 powered ereader: Own your device, own your books
Project Owner Contributor

Diptyx E-reader

martijnMartijn

Things I've Built

Raspberry pi instant camera

An instant camera using a raspberry pi zero, a pi camera module, a thermal printer, and a small SPI display

Compad V2

A cyberdeck with an integrated chorded keyboard on the back.

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Follow for the 'Hacklet' and latest news about hackaday.io
Project Owner Contributor

Hackaday.io Project

lutetiumLutetium

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FREE and Open Source, Arduino Due based Telescope Control GOTO
Project Owner Contributor

rDUINOScope Boiana

dessislav-gouzgounovDessislav Gouzgounov

44.1k
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This wind-up car gift card is fully 3D-printable and is the ideal present for your friends and family.
Project Owner Contributor

Fully 3D-printable wind-up car gift card

brian-brockenBrian Brocken

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This project focuses on using building a budget powder bed 3d printer capable of printing bones, and creating the needed ink and powder.
Project Owner Contributor

Printing bones on a DIY powder bed 3d printer

jureJure

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Got a Raspberry Pi ? A few more bucks turn it into a networked SPI Flash chip reader/writer
Project Owner Contributor

SPI Flasher

yann-guidon-ygdesYann Guidon / YGDES

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Raspberry Pi5, RTL-SDR, and custom keyboard
Project Owner Contributor

Cyberdeck Handheld

nicholas-labonteNicholas LaBonte

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Get high-resolution 3D printing by building your own.
Project Owner Contributor

Laser SLA 3D printer with galvo

mark-pengMark Peng

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A mobile dev terminal, hacker device, anything you like!!
Project Owner Contributor

CL-32

mooseprmoosepr

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A low cost bed upgrade that adds a second slave heater to allow the bed to reach 110C and also makes the bed flatter and more rigid.
Project Owner Contributor

Monoprice Mini 3D Printer Bed Upgrade

dave-whiteDave White

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Zn-Cu stomach acid based bio-galvanic cell powers a hacked activity tracker small enough to swallow and reconfigured as a 'smart pill'.
Project Owner Contributor

Stomach Acid Powered Smart Pill

curt-whiteCurt White

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A free & open framework to help speed along the discovery, design, implementation & testing processes for Makers of all skill levels.
Project Owner Contributor

Retro Modules

williamWilliam

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Arduino-based heaband that uses haptic feedback to navigate blind people. Controlled via Bluetooth using Android app.
Project Owner Contributor

Ariadne Headband

vojtech-pavlovskyVojtech Pavlovsky

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Portable CoreXY 3D printer - lighter, more compact than V1
Project Owner Contributor

X printer V2

malte-schraderMalte Schrader

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a hardware sampler based on the raspberry pi running bare metal (so no Linux)
Project Owner Contributor

openSampler

nick-verlindenNick Verlinden

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Reduce/Eliminate Elephants Foot from 3d printed parts
Project Owner Contributor

REEF method for 3d resin printing

icarus998icarus998

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Use optical fibers to transmit RGB leds and animate your projects!
Project Owner Contributor

OpticalShow

sergio-ghirardelliSergio Ghirardelli

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The more 'intuitive' arc reactor! Designed to get attention ;)
Project Owner Contributor

ArcReactorX

rohit-guptaRohit Gupta

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DIY floating-point calculator based on AVR ATmega328P MCU and written in pure assembly
Project Owner Contributor

Hardware Calculator From Scratch

igor240340igor.240340

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