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A hackable & modular portable hi-fi audio player
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StereoBoy

eric-minEric Min

Educational H-Bridge stepper driver built from discrete components to visualize stepping signals and power electronics basics.
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Discrete Stepper Motor Driver: Educational Archite

mahmoud-al-bakkarMahmoud Al-Bakkar

what it says it is
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Hack The Planet

steal-this-hardwareSTEAL-THIS-HARDWARE

Building an FM Radio Station For Hackers Everywhere
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107.9 FM -- End Of the Dial -- Hacker Radio

saint-mehSaint Meh

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

lutetiumLutetium

A place for Hackaday.io members in the LA area to share news/events info and find collaborators
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Hackaday LA Meetup

jasmine-brackettJasmine Brackett

While there are several open source versions of various AI applications out there, there is still very little out there for doing training.
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Let's Build a Modern LLM - Entirely from Scratch

glgormanglgorman

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

prashant-sinhaPrashant Sinha

Confirming the operation of a X3000 supply and driving a fusor load.
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Spellman X3000 Supply Interface and Fusor

collin-matthewsCollin Matthews

An easy to use audio board with a YM3812 OPL2 chip like used in the Adlib and SoundBlaster cards from back in the day...
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OPL2 Audio Board for Arduino & Raspberry Pi

maarten-janssenMaarten Janssen

The ultimate dual OPL3 MIDI syntesizer with touch screen
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OPL Studio - OPL2 / OPL3 MIDI Synthesizer

maarten-janssenMaarten Janssen

A 25-day bring-up of running Claude Code locally on UNO Q with a Spectra 6 colour e-paper dashboard. Includes corrections to widely cited SPD1657A com
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Vibe Coding Keyboard — Local Claude Code on UNO Q + 7.3" Colour E-Ink

roob123roob123

A beginner made a typing practice device.
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Haptic Touch Typing Trainer Using Vibrating Keys

cupricecuprice

This is an attempt to understand how these little things work, and what we can do on it.
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Dissecting a hand-held NOAC console (Sup 400-in-1)

yh-workshopYH-workshop

A new kind of turntable stroboscope - the disc itself flickers with a ring of LEDs. No external light needed. Just spin and enjoy!
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LED Stroboscope

elehobicaElehobica

a simple dash to keep your robots in line
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Rapid Manufacturing Dashboard

stefanschnitzerstefan.schnitzer