Laser harps aren’t quite a right of passage, in that not everyone builds them, but it’s likely everyone at least contemplates building one at one time or another. We’re lucky …read more (https://hackaday.com/2026/11/04/beautiful-laser-harp-hides-some-neat-tricks/)

The First Business Computer Hits 75!
https://hackaday.com/2026/11/04/the-first-business-computer-hits-75/

Many of us will have followed the early history of electronic computing, from the urgent necessities of war, to universities, and then on into the wider world. Most of the …read more (https://hackaday.com/2026/11/04/the-first-business-computer-hits-75/)

PiPedal Grants Guitar Effects, Amp Emulation, and More
https://hackaday.com/2026/11/04/pipedal-grants-guitar-effects-amp-emulation-and-more/

Back in the day, if one wanted a particular guitar effect one would purchase an effects pedal or “stomp box”, and even a modest collection of them could be an …read more (https://hackaday.com/2026/11/04/pipedal-grants-guitar-effects-amp-emulation-and-more/)

Porting a “Crappy” Flash Game to the IBM 5150 and Beyond
https://hackaday.com/2026/11/05/porting-a-crappy-flash-game-to-the-ibm-5150-and-beyond/

Flash is obsolete and the IBM 5150 is obsolete. Therefore, by the transitive property of algebra, you should be able to run flash games on IBM’s original PC, right? Okay, …read more (https://hackaday.com/2026/11/05/porting-a-crappy-flash-game-to-the-ibm-5150-and-beyond/)

Finger Joint Cutter Uses a Jigsaw Blade, But Not As We Know It
https://hackaday.com/2026/11/05/finger-joint-cutter-uses-a-jigsaw-blade-but-not-as-we-know-it/

Around these parts, finger joints (or box joints) are usually the product of laser cutting. [bluesyann] shows us a method of using a stationary jigsaw, a custom blade, and 3D-printed …read more (https://hackaday.com/2026/11/05/finger-joint-cutter-uses-a-jigsaw-blade-but-not-as-we-know-it/)

I Think We Should See Other SBCs
https://hackaday.com/2026/11/05/i-think-we-should-see-other-sbcs/

Are you currently designing a project for a common single-board computer (SBC), and do you expect other people to build your project, too? We routinely feature projects that do exactly …read more (https://hackaday.com/2026/11/05/i-think-we-should-see-other-sbcs/)

Pitting a Modern Chess Engine on a Pentium PC Against 1996’s Deep Blue
https://hackaday.com/2026/11/05/pitting-a-modern-chess-engine-on-a-pentium-pc-against-1996s-deep-blue/

Although premature optimization can be a really bad thing, late optimization is sometimes unavoidable because we simply didn’t have know about certain algorithms yet to massively improve the solving of …read more (https://hackaday.com/2026/11/05/pitting-a-modern-chess-engine-on-a-pentium-pc-against-1996s-deep-blue/)