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Recently [The Parallel Port] was asked to take a look at repairing the PoE++ feature on a Ubiquiti switch that otherwise worked fine. This is a pretty nice 24-port rackmounted …read more

Packet radio is a particularly fun part of the ham radio hobby. Once upon a time, you might have squirted data about the airwaves using something like the Heathkit HK-21 …read more

These days, it’s pretty easy to buy old retail console games just by hunting online auction sites. It’s much rarer to come across a disc holding a beta version that …read more

This week, Hackaday Editors Elliot Williams and Al Williams had a lot to talk about. From advice for a young hacker to using a laser to break into a microcontroller, …read more

Predictions of the future are often laughable when reviewed in the years for which they are made. For example, here in 2026 we neither live on the Moon, nor have …read more

The prolific ShinyHunters group has announced it used a zero-day vulnerability in Oracle PeopleSoft to exploit the FBI jobs website and gain access to the AWS GovCloud instances and dump …read more

Pine64 is an open-source-community-centered project of mostly-open hardware, known for such hits as the PinePhone, the Pinecil soldering iron, and the PineTime. Now, the Pine64 project wants to know what …read more

The Automatic Identification System (AIS) is a maritime radio communications tool used to allow different vessels to identify each other and communicate their movements and other telemetry. You can readily …read more

Electricity is the once and future drivetrain for automobiles, but until the advent of lithium batteries their capabilities were somewhat modest. One EV blip on the automotive timeline is the …read more

Since you’re reading Hackaday, we’re pretty sure CERN needs no introduction, so we’ll get right to it– they’re giving back again, this time with a VHDL library called “colibri” containing …read more

[Jude Robinson]’s robot Daisy has an unusual function: making a literal chain of daisies. The device is his student final project and demonstrates how a system can replace sensing with …read more

If you wanted to build a clock with a 7-segment display, there are a wide variety of ways you might go about it. You could grab some 74-series logic chips …read more

These days, it’s possible to cram a whole lot of radio functionality into a very compact device. A great example of that is the LakeShark scanner from [SAMS0N1TE]. The LakeShark …read more

After recently working our way through UDP broadcasting and network subnetting all in the comfort zone of IPv4, it’s time to address the elephant in the room, the one wearing …read more

There are plenty of ways to DJ with a laptop and various controller setups. However, if you find hauling around an entire computer can be a bit much, you might …read more

We’ve yet to find any definitive evidence that there’s biological life on present-day Mars, but to say it’s a dead planet isn’t exactly accurate. Since the first Viking lander touched …read more

[Marios Christoforou] recently undertook a Computer Engineering degree at the University of Cyprus. His final year project involved implementing a solar-powered device to count vehicular traffic, while logging results to …read more

If you wanted to extract the firmware from a mystery device, you might pull the flash chip out of it and toss it into a reader. But if you only …read more

A slick spectrum analyzer used to be the kind of thing that would have been tricky to include in a DIY project, but as [Mirko “mircemk” Pavleski] demonstrates, a modern …read more

Even for the non-musical among us there is a lot of fun to be had with a simple synthesiser and sequencer, as the different controls can be manipulated to show …read more