Elexhere

Build Your Own “Holographic” Display on a Tiny Budget - Hackster.iohttps://www.hackster.io/news/build-your-own-holographic-display-on-a-tiny-budget-e67302a2c4d2

Led

Volumetric displays are very expensive. If you’re on a tight budget, you can instead build this “holographic” display for about $30.

You Can Build Your Own ESP32 Walkie-Talkies - Hackster.iohttps://www.hackster.io/news/you-can-build-your-own-esp32-walkie-talkies-99e571317536

Tech Talkies used a pair of ESP32 boards and ESP-NOW to build custom, 3D-printed walkie-talkies with a 200m range.

3D Printed Hose Sprayer Sets Phasers To Suds | Hackadayhttps://hackaday.com/2026/06/11/3d-printed-hose-sprayer-sets-phasers-to-suds/

The weather is warming up, and for many of us that means more time spent working out in the yard. You probably won’t find any new life or new civilizations out there, but if you’ve spen…

DIY Ceramic Circuit Boards Surely Count As Solarpunk | Hackadayhttps://hackaday.com/2026/06/03/diy-ceramic-circuit-boards-surely-count-as-solarpunk/

Led
Clay

Solarpunk is all about combining that DIY hacker ethos with sustainability and renewable resources. Our usual PCB manufacturing methods, with their bevy of chemical baths and petrochemical resins a…

The z386 Is an FPGA Re-implementation of Intel's i386 — And Yes, It Runs Doom - Hackster.iohttps://www.hackster.io/news/the-z386-is-an-fpga-re-implementation-of-intel-s-i386-and-yes-it-runs-doom-c2dfe05c3625

386
FPGA

"There is a reasonable argument that the 386 is Intel's most important CPU," project creator "nand2mario" says.

GitHub - Inclusive-Bytes/CrowdClock · GitHubhttps://github.com/Inclusive-Bytes/CrowdClock

Contribute to Inclusive-Bytes/CrowdClock development by creating an account on GitHub.

Building Festival Badges That Sync Themselves Up | Hackadayhttps://hackaday.com/2026/05/20/building-festival-badges-that-sync-themselves-up/

Lots of music events these days hand out various glowing tchotchkes that flash and sync up with the performance. [Tony Goacher] has whipped up his own badges that can do just that, all without need…

Using 3D Printers To Make Circuit Boards | Hackadayhttps://hackaday.com/2026/05/19/using-3d-printers-to-make-circuit-boards/

Pcb
3dprint

Custom printed circuit boards have become more and more accessible to the average hobbyist over the last decade. But one problem still remains: your circuits will take at least a couple days to mak…

FreeCAD 1.1 Tutorial, For Beginners Who Like Clear Instructions | Hackadayhttps://hackaday.com/2026/05/13/freecad-1-1-tutorial-for-beginners-who-like-clear-instructions/

3d
Freecad

If you’ve been interested in FreeCAD but haven’t known where to start, here’s a wonderful video tutorial for FreeCAD 1.1 by [Deltahedra] aimed squarely at how to model a 3D part f…

Extract 3D Video Game Content By Firing Up Photo Mode | Hackadayhttps://hackaday.com/2026/05/17/extract-3d-video-game-content-by-firing-up-photo-mode/

3d scan
Game

Here’s a pretty clever method [Dung3onlord] used to capture 3D scenes from a PlayStation 5 without needing any specialized software. All that’s needed is a series of high-resolution scr…

Mod This IKEA Lamp Into Smart Lighting For Not A Lot | Hackadayhttps://hackaday.com/2026/05/15/mod-this-ikea-lamp-into-smart-lighting-for-not-a-lot/

Led
Ikea

The IKEA SKAFTSÄRV is an economical LED accent lamp, but while highly affordable it has only fixed lighting options. [simoneluconi] shows how it can easily be turned into a fully-configurable, WLED…

Another Gift To The World From CERN: Their Entire Set Of KiCad Libraries | Hackadayhttps://hackaday.com/2026/05/12/another-gift-to-the-world-from-cern-their-entire-set-of-kicad-libraries/

Kicad

As the foremost boffins of Europe toil deep underneath the border between Switzerland and France in their never-ending quest to truly understand the fabric of the Universe, they rely on a vast amou…

Seeing Time in a New Light - Hackster.iohttps://www.hackster.io/news/seeing-time-in-a-new-light-740f62d788fa

The NeoPixel Light Beam Clock uses beams of light as hands, and you can build your own for $10.

How To Avoid Failed Screw Holes In 3D Printed Parts | Hackadayhttps://hackaday.com/2026/05/07/how-to-avoid-failed-screw-holes-in-3d-printed-parts/

Screws are useful fasteners for 3D prints, but the effectiveness of a screw (not to mention the ease or hassle of insertion) depends on the hole itself. This comprehensive guide on how to design sc…

The Cassagotchi Is a 3D-Printable, Arduino Nano-Powered Tamagotchi Clone You Can Build Yourself - Hackster.iohttps://www.hackster.io/news/the-cassagotchi-is-a-3d-printable-arduino-nano-powered-tamagotchi-clone-you-can-build-yourself-da985d3d14de

A plastic egg houses your very own digital pet, like it's the 1990s all over again.

This Whirly 100-Filament LED Lamp Is So Good - Hackster.iohttps://www.hackster.io/news/this-whirly-100-filament-led-lamp-is-so-good-ff8a22b7cda4

Nick of the Nick Electronics YouTube channel built a very ambitious accent lamp with spinning LED discs.

Five Different Styles Of Cardboard Hinges | Hackadayhttps://hackaday.com/2026/04/30/five-different-styles-of-cardboard-hinges/

One doesn’t generally associate cardboard with structural components like hinges, but [Itoshige Studio] assures us that you can absolutely create hinges out of this ubiquitous material. In to…

A Guide To CubeSat Mission And Bus Design | Hackadayhttps://hackaday.com/2026/04/28/a-guide-to-cubesat-mission-and-bus-design/

Space
Design

If you mention the word bus, you might think of public transportation or, more likely for us, a way to connect things together. But in the satellite world, the bus is the part of a vehicle that sup…

Your CPU Has More Registers Than You'd Think | Shreeyash's Bloghttps://fp32.org/register_renaming.html

Cpu

Shreeyash's Blog

3D Print Full-Color Photos on a Regular Old Filament Printer - Hackster.iohttps://www.hackster.io/news/3d-print-full-color-photos-on-a-regular-old-filament-printer-e40b1ba784d8

Primed3D is a tool that will let you print in full color(ish) using a regular old filament 3D printer.