Simple MIDI Sample Player Runs on ESP32
https://hackaday.com/2026/03/19/simple-midi-sample-player-runs-on-esp32/

[Jakub] is a musician, and found himself in need of a simple way to trigger samples via MIDI when on stage. So many commercial solutions exist, but most were overkill …read more (https://hackaday.com/2026/03/19/simple-midi-sample-player-runs-on-esp32/)

Modular 18650 Packs, No Spot Welding Required
https://hackaday.com/2026/03/19/modular-18650-packs-no-spot-welding-required/

Building a battery pack from 18650 cells traditionally requires patience, a spot welder, and a supply of nickel strip. But what if there was another way? [Ben] is here with …read more (https://hackaday.com/2026/03/19/modular-18650-packs-no-spot-welding-required/)

Artemis II Agenda Keeps Moon-Bound Crew Busy
https://hackaday.com/2026/03/19/artemis-ii-agenda-keeps-moon-bound-crew-busy/

With the launch of Artemis II from Cape Canaveral potentially just weeks away, NASA has been releasing a steady stream of information about the mission through their official site and …read more (https://hackaday.com/2026/03/19/artemis-ii-agenda-keeps-moon-bound-crew-busy/)

Sega Genesis Finally Gets Long-Awaited Stock Ticker App 37 Years After Launch
https://hackaday.com/2026/03/19/sega-genesis-finally-gets-long-awaited-stock-ticker-app-37-years-after-launch/

Until now, if you were seated at your Sega Genesis and wanted to check your stock portfolio, you were out of luck. You had to get a smartphone, or a …read more (https://hackaday.com/2026/03/19/sega-genesis-finally-gets-long-awaited-stock-ticker-app-37-years-after-launch/)

Keebin’ with Kristina: the One With the Ultra-Thin Split
https://hackaday.com/2026/03/19/keebin-with-kristina-the-one-with-the-ultra-thin-split/

But sir, it is wafer-thin. That’s how they get you! Just when you couldn’t possibly justify building another keyboard, let alone owning one, along comes the Kambala by [aroum2]. Now, …read more (https://hackaday.com/2026/03/19/keebin-with-kristina-the-one-with-the-ultra-thin-split/)

Reading the World’s Smallest Hard Drive
https://hackaday.com/2026/03/19/reading-the-worlds-smallest-hard-drive/

You have a tiny twenty-year-old hard drive with a weird interface. How do you read it? If you’re [Will Whang], by reverse engineering, and building an interface board. In many …read more (https://hackaday.com/2026/03/19/reading-the-worlds-smallest-hard-drive/)

Retro Weather Display Acts Like It’s Windows 95
https://hackaday.com/2026/03/19/retro-weather-display-acts-like-its-windows-95/