UDP Broadcasting And The Brave New World Of IPv6

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

After Decades, NASA May Finally Replace Mars Relays

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

2026 Hackaday Supercon: Announcing Our First Round Of Speakers

Supercon is the Ultimate Hardware Conference™ and you need to be there November 6-8 in Pasadena, California! Below is just the tip of the speakers’ iceberg, but if that’s not …read more

Raspberry Pi RAM Restrictions No Big Deal, Frankly

Hacking on Raspberry Pi board internals is one of my favourite topics. I know a bunch of obscure things about these cute little boards. Three years ago, I covered a …read more

DIY Router On X86 E-Waste: OpenWrt And OPNsense

In previous installments of this series we looked at how creating a DIY router using an e-waste-level PC has changed over the years, before attempting to boot OpenWrt for x86 …read more

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Reverse Engineering Apple’s Mikey Chip

3 Comments
By Bryan Cockfield | September 27, 2026

On the old iPods, generally referred to here in the future as iPod Classic, there lives a tiny, undocumented chip called Mikey. It sits at the headphone output and performs …read more
When The Debugger Lies With Stale Cache Values

2 Comments
By Maya Posch | September 27, 2026

In a recent blog post by [Daniel Mangum] he goes over a scenario observed while debugging the Cortex-M33-based nRF54LM20, reading and writing values while running through a few scenarios. After …read more
Basically, Galvanizing Metal Without Acid

3 Comments
By Bryan Cockfield | September 26, 2026

As useful as steel and iron are to the modern world, their tendency to rust is a major downside. There’s a spectrum of ways to prevent it, from quickly slapping …read more
A Modular Macro Keypad

2 Comments
By Bryan Cockfield | September 26, 2026

The introduction of the ATmega32U4 microcontroller, with its integrated USB controller, made a lot of hardware tasks much simpler than they were before. One of the arenas it revolutionized was …read more
Cheap Yellow Display Dreams Of PDA

6 Comments
By Tyler August | September 26, 2026

Everybody loves the Cheap Yellow Display (CYD) ESP32 dev boards, so why not treat yours to a little PDA? That’s right: turn it into a Portable Digital Assistant and relive …read more
Self-Repairing Conductive Material From Liquid Metal

2 Comments
By Ian Bos | September 26, 2026

PCB circuits are cool, but you know what is cooler? Terminator circuits that’s what! And what if the same material that makes Terminator circuits could also be used for smart …read more
A Pocket-Sized Digital Fish Tank

11 Comments
By Zoe Skyforest | September 26, 2026

The problem with trying to make a fish tank fit in your pocket is that you’ll either end up with water everywhere or a bunch of dead fish. Perhaps that’s …read more

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UDP Broadcasting And The Brave New World Of IPv6

After Decades, NASA May Finally Replace Mars Relays

2026 Hackaday Supercon: Announcing Our First Round Of Speakers

Raspberry Pi RAM Restrictions No Big Deal, Frankly

DIY Router On X86 E-Waste: OpenWrt And OPNsense

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After Decades, NASA May Finally Replace Mars Relays

2026 Hackaday Supercon: Announcing Our First Round Of Speakers

Raspberry Pi RAM Restrictions No Big Deal, Frankly

The First Floating Nuclear Power Station

FCC ISM Rules May Shatter Lora Mesh Communities

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The Least Annoying Of All Evils

Hackaday Podcast Episode 388: RAM-Swapping On Raspberry Pi, Raindrops On Radar, And A Fine Mesh

This Week In Security: FBI Gets Hacked, Muse Vulnerable To ClickFix, Popular Rust Developers At Risk, And New Attacks Against RSA

UDP Broadcasting And The Brave New World Of IPv6

DIY Router On X86 E-Waste: OpenWrt And OPNsense

UDP Broadcasting And The Brave New World Of IPv6

After Decades, NASA May Finally Replace Mars Relays

2026 Hackaday Supercon: Announcing Our First Round Of Speakers

Raspberry Pi RAM Restrictions No Big Deal, Frankly

DIY Router On X86 E-Waste: OpenWrt And OPNsense

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