CPU Utilization Not as Easy as It Sounds If you ever develop an embedded system in a corporate environment, someone will probably tell you that you can only use 80% of the CPU or some other made-up number. https://hackaday.com/2025/09/04/cpu-utilization-not-as-easy-as-it-sounds/ https://hackaday.com/2025/09/04/cpu-utilization-not-as-easy-as-it-sounds/

Restoring a Vintage Intel Prompt 80 8080 Microcomputer Trainer Over on his blog our hacker [Scott Baker] restores a Prompt 80, which was a development system for the 8-bit Intel 8080 CPU. [Scott] acquired this broken trainer on eBay https://hackaday.com/2025/09/03/restoring-a-vintage-intel-prompt-80-8080-microcomputer-trainer/ https://hackaday.com/2025/09/03/restoring-a-vintage-intel-prompt-80-8080-microcomputer-trainer/

CP/M Gently If you are interested in retrocomputers, you might be like us and old enough to remember the old systems and still have some of the books. But what if you https://hackaday.com/2025/09/03/cp-m-gently/ https://hackaday.com/2025/09/03/cp-m-gently/

Over-Engineering an Egg Cracking Machine Eggs are perhaps the most beloved staple of breakfast. However, they come with a flaw, they are incredibly messy to work with. Cracking in particular leaves egg on one’s hands https://hackaday.com/2025/09/03/over-engineering-an-egg-cracking-machine/ https://hackaday.com/2025/09/03/over-engineering-an-egg-cracking-machine/

One Camera Mule to Rule Them All A mule isn’t just a four-legged hybrid created of a union betwixt Donkey and Horse; in our circles, it’s much more likely to mean a testbed device you hang various https://hackaday.com/2025/09/03/one-camera-mule-to-rule-them-all/ https://hackaday.com/2025/09/03/one-camera-mule-to-rule-them-all/

FLOSS Weekly Episode 845: The Sticky Spaghetti Gauge This week Jonathan and Randal talk Flutter and Dart! Is Google killing Flutter? What’s the challenge Randal sees in training new senior developers, and what’s the solution? Listen to find https://hackaday.com/2025/09/03/floss-weekly-episode-845-the-sticky-spaghetti-gauge/ https://hackaday.com/2025/09/03/floss-weekly-episode-845-the-sticky-spaghetti-gauge/

Ask Hackaday: Now You Install Your Friends’ VPNs. But Which One? Something which may well unite Hackaday readers is the experience of being “The computer person” among your family or friends. You’ll know how it goes, when you go home for https://hackaday.com/2025/09/03/ask-hackaday-now-you-install-your-friends-vpns-but-which-one/ https://hackaday.com/2025/09/03/ask-hackaday-now-you-install-your-friends-vpns-but-which-one/

One ROM: the Latest Incarnation of the Software Defined ROM Retrocomputers need ROMs, but they’re just so read only. Enter the latest incarnation of [Piers]’s One ROM to rule them all, now built with a RP2350, because the newest version https://hackaday.com/2025/09/03/one-rom-the-latest-incarnation-of-the-software-defined-rom/ https://hackaday.com/2025/09/03/one-rom-the-latest-incarnation-of-the-software-defined-rom/

Field Guide to North American Crop Irrigation Human existence boils down to one brutal fact: however much food you have, it’s enough to last for the rest of your life. Finding your next meal has always been https://hackaday.com/2025/09/03/field-guide-to-north-american-crop-irrigation/ https://hackaday.com/2025/09/03/field-guide-to-north-american-crop-irrigation/

The Nintendo Famicom Reimagined as a 2003-era Family Computer If there’s one certainty in life, it is that Nintendo Famicom and similar NES clone consoles are quite literally everywhere. What’s less expected is that they were used for a https://hackaday.com/2025/09/03/the-nintendo-famicom-reimagined-as-a-2003-era-family-computer/ https://hackaday.com/2025/09/03/the-nintendo-famicom-reimagined-as-a-2003-era-family-computer/

The Confusing World of Wood Preservation Treatments Wood is an amazing material to use around the house, both for its green credentials and the way it looks and feels. That said, as a natural product there are https://hackaday.com/2025/08/29/the-confusing-world-of-wood-preservation-treatments/ https://hackaday.com/2025/08/29/the-confusing-world-of-wood-preservation-treatments/

A Tool-changing 3D Printer For the Masses Modern multi-material printers certainly have their advantages, but all that purging has a way to add up to oodles of waste. Tool-changing printers offer a way to do multi-material prints https://hackaday.com/2025/08/27/a-tool-changing-3d-printer-for-the-masses/ https://hackaday.com/2025/08/27/a-tool-changing-3d-printer-for-the-masses/

RepRapMicron Promises Micro-fabrication for Desktops With New Prototype 3D printing has transformed how hobbyists fabricate things, but what additional doors would open if we could go even smaller? The µRepRap (RepRapMicron) project aims to bring fabrication at the https://hackaday.com/2025/08/22/reprapmicron-promises-micro-fabrication-for-desktops-with-new-prototype/ https://hackaday.com/2025/08/22/reprapmicron-promises-micro-fabrication-for-desktops-with-new-prototype/

Bad To The Bluetooth: You Shouldn’t Use This Jammer Back in the day, an FM bug was a handy way to make someone’s annoying radio go away, particularly if it could be induced to feedback. But these days you’re https://hackaday.com/2025/08/21/bad-to-the-bluetooth-you-shouldnt-use-this-jammer/ https://hackaday.com/2025/08/21/bad-to-the-bluetooth-you-shouldnt-use-this-jammer/

Ask Hackaday: Where Are All the Fuel Cells? Given all the incredible technology developed or improved during the Apollo program, it’s impossible to pick out just one piece of hardware that made humanity’s first crewed landing on another https://hackaday.com/2025/08/21/ask-hackaday-where-are-all-the-fuel-cells/ https://hackaday.com/2025/08/21/ask-hackaday-where-are-all-the-fuel-cells/

Hackaday Links: August 17, 2025 We’ve studiously avoided any mention of our latest interstellar visitor, 3I/Atlas, on these pages, mainly because of all the hoopla in the popular press about how Avi Loeb thinks it’s https://hackaday.com/2025/08/17/hackaday-links-august-17-2025/ https://hackaday.com/2025/08/17/hackaday-links-august-17-2025/

Can a Thermal Printer Cure ADHD? No, of course not. Per Betteridge’s law, that’s the answer to any headline with a question mark. On the other hand, while a thermal printer might not cure ADHD, it https://hackaday.com/2025/08/06/can-a-thermal-printer-cure-adhd/ https://hackaday.com/2025/08/06/can-a-thermal-printer-cure-adhd/