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Doug MacDowell

Doug is a data analyst, maker, and collector of George Foreman grills.

Columbus, Ohio

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This user joined on 04/29/2025.

My Projects

A coffee maker computer that uses the hot coffee it brews to cool? heat? caffeinate? the CPU

Coffeematic PC

doug-macdowell Doug MacDowell

Things I've Built

Lean Mean Computing Machine

Custom personal computer (PC) build using a George Foreman 360 Grill, Dell Optiplex desktop computer, speaker, custom LEDs, laser cut acrylic, 3D printed hardware and clips, IBM monitor, and looping video.

Projects I Like & Follow

The 2015 Hackaday Prize

A full stack project dedicated to easily collecting, analyzing and sharing IoT sensor data.

analog.io - A full stack IoT platform

luke-beno Luke Beno

My attempt to build a desktop arcade machine by 3D printing the cabinet and using Raspberry Pi 3 running RetroPie.

Desktop Arcade Machine : 3D Printed + RetroPie

christopher-tan Christopher Tan

The 2017 Hackaday Prize

An open, superior, low cost alternative to FDM 3D printing that takes advantage of high res LCD technology and modern curable resins.

Low Cost, Open Source, LCD based SLA 3D Printer

The 2017 Hackaday Prize

Miniature VT100 with all the bells and whistles

diy-VT100 - A Miniature hardware terminal

kuldeep-singh-dhaka Kuldeep Singh Dhaka

Supplyframe DesignLab: 2022 Hackada…

No LightScribe, no LabelTag. No hardware hacks or gimmicks. A regular CD-RW drive and a regular compact disk.

Burning Pictures on a Compact Disc Surface

arduinocelentano

3D printing, with lasers!

SLS 3D Printer

Supplyframe DesignLab: 2023 Hackada…

Strip down PET#1 Recyclable plastic bottles. Convert into new usable 3D filament. Load up your favorite 3D printer and recreate!

The Recreator 3D - Make Recycled PET#1 3D Filament

joshua-r-taylor Joshua R. Taylor

The 2017 Hackaday Prize

Parametric 2D and 3D modeler written in pure javascript

jsketcher

val-erastov Val Erastov

Creating a custom front panel for the assembled Eurorack module.

Mutable Instruments Clouds PCB Panel

richard-hogben Richard Hogben

2021 Hackaday Prize

An electric scooter that can be made entirely from printed parts and off the shelf components without any power tools!

RepRaTS 3D Printable E-Scooter

james-dietz James Dietz

Combine an ultrasonic ranging sensor with some addressable LEDs to help position your car in the garage with accuracy

ESP32-based Precision Parking Assist

My wife wanted me to build her a pc but didn&#x27;t want your typical pc case. using an iMac g3 had to be it once I brought the idea up to her.

iMac g3 modern PC build

rick-norcross Rick Norcross

Test firmware on real hardware automatically on Github push

Automatic Hardware Test with Github intergration

Supplyframe DesignLab: 2022 Hackada…

The robot can draw a picture on a wall I name it is "Fumik"

Wall Drawing Robot, Open Source

IoT-based Home Automation with Arduino IoT Cloud & Alexa using ESP32 to control 4 home appliances with voice commands. (Circuit + Code)

Arduino IoT Cloud ESP32 Alexa Control Smart Home

It just sits there and pretends to be an aircraft at night with a 1hz strobe.

Abstract ATtiny85 Aircraft Sculpture

the-baiko The Baiko

Make IoT-based Home Automation using ESP32 Blynk with the Fan Speed control, sensor, and IR remote control relay with real-time feedback.

ESP32 Blynk IoT Project with Fan Speed Control

Make IoT-based Smart Home with Arduino IoT Cloud & Alexa using ESP8266 Arduino to control 4 relays with voice commands, IR remote & Switches

Arduino IoT Cloud Smart Home with Alexa ESP8266

View all

Bits

Doug MacDowell wrote 07/29/2025 at 14:43

Thank you - it's the healthiest computer I've ever owned

Are you sure? yes | no

Richard Hogben wrote 07/22/2025 at 19:12

Thats one lean looking computer

Are you sure? yes | no