A Brief History Of The Crazy Old 7-Segment Display

How old is the seven-segment display? Surely it is a product of the 1970s. After all, calculators started showing up, and the height of junior high humor was plugging 7734 …read more

FLOSS Weekly Episode 874: Really, We Do PDFs

This week Jonathan chats with Andrea Gallo about RISC-V! What does it mean for RISC-V to be an Open ISA? Where is RISC-V popping up, and what’s the new frontier? …read more

Linux Fu: The Local Phonebook

I’ll admit it: I miss the simplicity of /etc/hosts. There was something elegant about it. You wanted laserprinter to mean 192.168.1.40, so you opened a text file and wrote: 192.168.1.40 …read more

When An Engineering Education Doesn’t Teach You How To Really Make Anything

In the sweltering temperatures of an unusually hot European heatwave, I found myself having a chat with a friend of mine from my university days. After discussing the health of …read more

Is Now The Time For Volumetric 3D Printing?

Of all innovations adopted by the maker community within the past couple of decades, one stands among the rest on top for anything regarding manufacturing. It goes without saying here …read more

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Can’t Find That ISA Sound Card? No Worries!

1 Comment
By Jenny List | July 13, 2026

Many older hackers will have at some point gotten rid of an old piece of hardware that they later ended up regretting. All those ISA cards were next to useless …read more
Get Your ESP32 Sunny Side Up With This Solar Dev Board

5 Comments
By Tyler August | July 13, 2026

There are a lot of ESP32-based development boards out there– and why not? It’s a versatile chip that can be used in all sorts of situations, and people want boards …read more
Using Your Own RBMK Reactor Control Center At Home

6 Comments
By Maya Posch | July 13, 2026

To give people the most intimate RBMK experience, the [Chornobyl Family] has been working tirelessly at not only replicating the original RBMK reactor control room and its SKALA industrial control …read more
It’s A Spectrum, With An RP2350 ULA

4 Comments
By Jenny List | July 13, 2026

There was a time in the early 1980s when it was common to see home made keyboards for 8-bit machines that came with membrane or rubber keyboards. Though we’ve seen …read more
2026 Hackaday Supercon: Call For Proposals

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By Elliot Williams | July 13, 2026

We are absolutely stoked to announce that the Hackaday Superconference is taking place this year November 6th through 8th in glorious Pasadena California, and we want to see you there! …read more
Voltmeter-Based Floating Point Calculator Does It In Style

10 Comments
By Donald Papp | July 13, 2026

[lcamtuf] is not just a calculator superfan, but also a skilled builder. That much is evident in the fabulous design of Calcumator 2000, an electromechanical calculator that uses voltmeter readouts …read more
The Death Of Physical Media And The Real Challenges To Software Archiving

13 Comments
By Maya Posch | July 13, 2026

Along with the many displays of outrage, gnashing of teeth and other displays of profound grief at the recent news that Sony will no longer manufacture physical game discs come …read more

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A Brief History Of The Crazy Old 7-Segment Display

FLOSS Weekly Episode 874: Really, We Do PDFs

Linux Fu: The Local Phonebook

When An Engineering Education Doesn’t Teach You How To Really Make Anything

Is Now The Time For Volumetric 3D Printing?

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A Brief History Of The Crazy Old 7-Segment Display

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2026 Hackaday Supercon: Call For Proposals

The Death Of Physical Media And The Real Challenges To Software Archiving

Hackaday Links: July 12, 2026

When Changing Scale Isn’t Just More Of The Same

Hackaday Podcast Episode Ep 377: Parallel Pixels, Wiggly Consoles, And Seven Segments

A Brief History Of The Crazy Old 7-Segment Display

FLOSS Weekly Episode 874: Really, We Do PDFs

Linux Fu: The Local Phonebook

When An Engineering Education Doesn’t Teach You How To Really Make Anything

Is Now The Time For Volumetric 3D Printing?

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