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Reverse Engineering and Self-Hosting the OBI Smart Energy Tracker
Sold by German DIY store OBI, the OBI Energy Tracker is a €15 set of two devices, one of which you essentially stick on top of your existing electricity meter. This then allows for electricity usage to...
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IR Device Control That Lives Off The Cloud
There are lots of smart home systems that will let you blast your older dumb appliances with infrared to control them. However, many are tied to ugly cloud systems that can frustrate you on a regular...
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This LED Strip Clock Aims to Make Your Next One Easier, Too
At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; the back end is just...
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Splashflag: Raising the Flag on a Pool Party
Some things are more fun when there are more folks involved, and enjoying time in the pool is one of those activities. Knowing this, [Bert Wagner] started thinking of ways to best coordinate pool...
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Going to the Top with a Raspberry Pi Elevator
[BorisDigital] was mesmerised by a modern elevator. He decided to see how hard it would be to design his own elevator based on Raspberry Pis. He started out with a panel for the elevator and a call...
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All Aboard the Hack Train: Nottingham’s LED Revival
Hackerspaces are no strangers to repurposing outdated tech, and Nottingham Hackspace happens to own one of those oddities one rarely gets their hands on: a railway departure board. Left idle for over a...
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The Barcode Beast Likes Your CDs
Over the years we’ve featured many projects which attempt to replicate the feel of physical media when playing music. Usually this involves some kind of token representation of the media, but here’s...
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Driven To Over-Engineer a Kids’ Car
You know, it feels as though it’s getting more and more difficult to compete for Father of the Year around here. And [Jon Petter Skagmo] just laid down a new gauntlet — the incredibly overly-engineered...
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ESP32 Brings New Features To Classic Geiger Circuit
There’s no shortage of Geiger counter projects based on the old Soviet SBM-20 tube, it’s a classic circuit that’s easy enough even for a beginner to implement — so long as they don’t get bitten by the...
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A Smart Power Distribution Unit for Home Automation
Power distribution units, as the name implies, are indispensable tools to have available in a server rack. They can handle a huge amount of power for demands of intensive computing and do it in a way...
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2024 Home Sweet Home Automation: A DIY SCADA smart home
Touch-screen control and monitoring Supervisory control and data acquisition, or SCADA, systems sit in the background in industrial settings, performing all kinds of important jobs but in an ad-hoc...
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IoT Air Purifier Makes a Great Case Study in Reverse Engineering
Here at Hackaday, about the only thing we like more than writing up tales of reverse engineering heroics is writing up tales of reverse engineering heroics that succeed in jailbreaking expensive...
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FLOSS Weekly Episode 767: Owntracks, Are We There Yet?
This week Jonathan Bennett and Jeff Massie talk with JP Mens about Owntracks, the collection of programs that lets you take back control of your own location data. It’s built around the simple idea of...
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Toy Gaming Controller Makes The Big Leagues
Some of the off-brand video game consoles and even accessories for the major brands can leave a lot to be desired. Whether it’s poor build quality or a general lack of support or updates, there are...
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Keeping Badgers At Bay With Tensorflow
Human-animal conflict is always a contentious issue, and finding ways to prevent damage without causing harm to the animals often requires creative solutions. [James Milward] needed a humane method to...
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ESP32 Keeps Track of Hot Tub’s Vital Signs
Like swimming pools, hot tubs need regular monitoring to ensure their water stays clean and clear. An average person might take a water quality reading once or twice a week using test strips, but such...
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Streaming Video From an ESP32
The ESP32, while first thought to be little more than a way of adding wireless capabilities to other microcontrollers, has quickly replaced many of them with its ability to be programmed as its own...
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Litter Box Sensor Lets You Know Exactly What the Cat’s Been Up To
In our experience, there’s rarely any question when the cat uses the litter box. At all. In the entire house. For hours. And while it may be instantly obvious to the most casual observer that it’s time...
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Pretty Small Robot Is Capable, Nonetheless
When science fiction authors imagined robots in the 20th century, many of them were huge imposing steel automatons. [Shane]’s designs for the Pretty Small Robot are quite contrary to that, being tiny...
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Hack Simple
Here at Hackaday, we definitely love to celebrate the hard hacks: the insane feats of reverse engineering, the physics-defying flights of fancy, or the abuse of cutting edge technology. But today I’d...
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