Multi-Material Printing Enables Low Cost Silicone Prototypes

While it’s the ideal choice for mass production, injection molding is simply no good for prototyping. The molds are expensive and time-consuming make, so unless you’ve got the funding t…

Custom Polyurethane Belts Made Easy

If you need to make polyurethane belts in custom lengths, it’s not too hard. You just need to take lengths of flexible polyurethane filament, heat the ends, and join them together. In practic…

Vibratory Rock Tumbler Bounces On Printed Spring

If you’re reading Hackaday, there’s a good chance you had a rock tumbler in your younger days. Hell, we’d put odds on a few of you having one rumbling away in the background as yo…

The Revolver: A 3D-Printed… Screwdriver!

You know those “What my friends think I do” vs “What I actually do” memes? Well there should be one for 3D printing that highlights what you think you’ll do before buy…

2023 Cyberdeck Challenge: Modular Cyberdeck Creation Kit

We were fortunate to run into [Sp4m] at DEFCON31 and see his Modular Cyberdeck Creation Kit in person. In fact, he was wearing it around the hallways like a rogue decker in search of fellow runners…

Scratch Built Amiga 2000 Stacks Up The Mods

Around these parts, we most often associate [Drygol] with his incredible ability to bring damaged or even destroyed vintage computers back to life with a seemingly endless bag of repair and restora…

Cassette Player Cupholder Is A Useful But Risky Idea

The cup was invented in 1570 BC. Despite this, infuriatingly, the cupholder didn’t become common in the automotive world until the early 2000s. Cars built in the years PCH (pre-cupholder) typ…

Printed Propeller Blades Repair Indoor Flyer

Fair warning for readers with a weak stomach, the video below graphically depicts an innocent rubber band airplane being obliterated in mid-air by a smug high-tech RC helicopter. It’s a shock…

3D Printed Newtonian Telescope Has Stunning Looks, Hadley Breaks The Bank

Have you ever considered building your own telescope? Such a project can be daunting, especially if you grind your own mirrors. But with a 3D printer, hardware store bits and bobs, and some inexpen…

3D Printing Hard-to-find Vintage Vehicle Parts

When I was growing up, my dad and I restored classic cars. Combing junkyards for the pieces we needed was a mixture of interesting and frustrating since there was always something you couldn’…

With A Little Heat, Printed Parts Handle Vacuum Duty

We don’t have to tell the average Hackaday reader that desktop 3D printing has been transformative for our community, but what might not be as obvious is the impact the technology has had on …

Custom Printed Knobs In Just A Few Lines Of Code

While not everyone is necessarily onboard for the CAD-via-code principle behind OpenSCAD, there’s no denying the software lends itself particularly well to parametric designs. Using a few cho…

Up Your Desk Toy Game With This 3D Printed Escalator

Let’s be real, nobody needs a tiny motorized escalator for their desk. But now that you’ve seen it, can you really say you don’t want one of your own? The design comes our way fro…

Build Your Own 3D Printed Bluetooth Headphones

A few years back, [Shannon Ley] wondered how hard it would be to build a pair of Bluetooth headphones from scratch. Today, we have our answer. The Homebrew Headphones website is devoted to just one…

DIY Retrograde Clock Is 3D Printed

Retrograde clocks are unique, in that they eschew the normal fully-circular movement for the hands. Instead, the hands merely sweep out a segment of a circular arc, before jumping back to their sta…

Skip The Shipping, Print Your Own Cable Chains

CNC machines and 3D printers tend to have plenty of cabling which must be neatly managed while the machine moves. If not properly taken care of, wires can easily end up tangled in the moving bits l…

3D Printing A Guitar Neck

A lot of first-time guitar builders focus on making the body and skip the neck, which has lots of tricky dimensions to get right to if you want a nicely playable instrument. However, [Jón Schone] o…

3D Printed Radiation Shields Get Put To The Test

Don’t get too excited, a 3D printed radiation shield won’t keep you from getting irradiated during WWIII. But until the Doomsday Clock starts clanging its midnight bell, you can use one…

Refining The Greatest Joystick Of The 1980s

The Competition Pro joystick is often considered to be the pinnacle of input devices, at least as far as the 1980s gaming goes. But the design isn’t perfect, and time hasn’t been kind t…

Gaming Headset Gets Simple Wireless Charging

Despite the technology itself being widely available and relatively cheap, devices that offer wireless charging as a feature still aren’t as common as many would like. Sure it can’t del…