Recent Projects

The rebirth of an kit computer

Applix 1616 build

Built a math quiz device for my little brother using an 8051, LCD, and rotary encoder — all bare-metal, no libraries, no shortcuts

Problem Maker

bohan-xu Bohan Xu

It's annoying to guess at the brightness of an indicator when calculating for an LED.

Why I built an LED luminosity tuner

creating a blueprint for an underwater glider for hobbyists to explore and study down to a 200m (and later 1000m) of our world oceans

Tuba - The Open-Source Glider

ehsan-abdi Ehsan Abdi

RIP OFF was released as an arcade video game by Cinematronics in 1980. I am going to make a version of RIP OFF for the PDP-1.

RIP OFF for the PDP-1

michael-gardi Michael Gardi

A terminal emulator of my own liking. Using an ESP32, connecting to a VGA screen, and having sound. Based on the uTerm2-S and FabGL.

nTerm2-S

retep-v Retep V

Building a Pen Plotter with automatic toolchanger with components from an old RepRap style 3D Printer. Runs on Klipper.

Limn: Pen Plotter with Toolchanger

prashant-sinha Prashant Sinha

A small size companion robot with personality of its own.

MiniSoul

sritabh-priyadarshi Sritabh Priyadarshi

Survival stories with an Ender 3. Sadly hackaday has no organization features.

How to win at 3D printing

lion-mclionhead lion mclionhead

This one meter tall humanoid (commercially available) needs to become Santa

Can a Humanoid become Santa Claus

mike-rigsby Mike Rigsby

My PDP-1 Replica (PiDP-1) from Obsolescence Guaranteed has arrived and I want to do something cool with it.

Lunar Lander for the PDP-1

michael-gardi Michael Gardi

Optical Tracking for VR and Mocap using Raspberry Pis, as an Open Source and Open Hardware Implementation

AsterTrack

seneral Seneral

A board series to help debug hardware at the lowest level

Alien Probes

jacques-pelletier Jacques Pelletier

Enjoy short circuit protection. Have both +3.3V and +5V at hand. Clearly separates data input and output of your prototype. With goodies.

Super Breadboard

Crafting a wireless gamepad for PC, using parts from an old Genesis gamepad

Sega Genesis wireless gamepad

farooq-master-patata Farooq [Master Patata]

A retro-style FPGA-based microcomputer. The microcomputer serves as a platform for software and RTL experimentation.

BoxLambda

epsilon Epsilon