Hackaday.com

[Angus] of Maker’s Muse enjoys combat robotics, in which contenders zip about in an arena, attempting to disable one another with weapons that lift, spin, and smash. He got a …read more

A helicopter blade uses a swash plate and a set of linkages to change the angle of the blades. Not only does it vary the collective pitch to increase or …read more

In the world of silicon semiconductors, the process of creating transistors and similar structures involves various rounds of modifications and additions in order to create the requisite functional layers. A …read more

Some disappointing, but perhaps not entirely unsurprising news this week out of Denmark — after announcing last year that they would transition away from Microsoft’s proprietary software, the realities of …read more

With the topic of marble clocks having been quite well explored at this point, it raises the question of how easy it would be to take the basic principle and …read more

Telephony is a bit of a mixed bag. On the one hand, being able to talk to people in far off places is kind of neat, at least in theory. …read more

Some of the first remote controls available to consumers used sound, visible light, or even just wires to communicate with their parent device. It was many years between these first …read more

Most commercial pet trackers require a subscription or network connection to function. [Jon G Aguado] wanted a better way and designed LIA, a Meshtastic collar tracker. LIA uses a custom …read more

If you’re a collector of older TVs, you’re probably facing the problem in some form of having no transmissions to tune in to. With many sets you can use a …read more

Bluetooth is a short-range protocol that’s great for peripherals and finding your keys, but it’s limited range is mainly a product of how it’s usually implemented. A recent video from …read more

The Nintendo DSi was released in November 2008, and boasted a new feature not formerly seen on the brand’s handhelds—it had two cameras, inside and outside. It let the console …read more

There are two kinds of cyberdeck: the kind someone makes on a lark and operates purely on ‘rule of cool’, and the kind designed to do practical work. The Slurptop …read more

These days we take high-speed networking for granted, but it can be difficult to get vintage computers talking to modern machines. To help solve this problem [jaime] came up with …read more

Even though laptops from around the early 2000s came with just about every conceivable port on them, they still would often feature a somewhat unusual combined video output port. While …read more

One of the nicest things about the Hackaday community, and the open-source hardware community at large, is the incredible generosity of one hacker to another. But it’s not purely altruism …read more

There’s just something about backing way, way off the cutting edge to rediscover the simpler joys of yesteryear. We’ve got a contest about to wrap up along those lines, and …read more

[Bookmari] had a problem — working as a delivery driver, they wanted to work on various projects with Claude Code while out and about. Unfortunately, it simply wasn’t practical to …read more

The style and sound of older video games is unique enough that they’re still copied in relatively modern games like Undertale, Celeste, or Shovel Knight. There’s also a vibrant chiptune community making music …read more

The RepRapMicron (also µRepRap) is pretty much the microscopic take on what RepRap did for more macroscale manufacturing, with the most recent innovation being a UV print head, called the …read more

Anyone who’s ever built their own motors knows how tedious winding the coils soon becomes; in [Larry]’s case, the issue was even worse. He’s building his own flip-dot matrix display, …read more