PJON, Open Single-Wire Bus Protocol, Goes Verilog
https://hackaday.com/2025/12/13/pjon-open-single-wire-bus-protocol-goes-verilog/

Did OneWire of DS18B20 sensor fame ever fascinate you in its single-data-line simplicity? If so, then you’ll like PJON (Padded Jittering Operative Network) – a single-wire-compatible protocol for up to …read more (https://hackaday.com/2025/12/13/pjon-open-single-wire-bus-protocol-goes-verilog/)

Biohack Your Way To Lactose Tolerance (Through Suffering)
https://hackaday.com/2025/12/13/biohack-your-way-to-lactose-tolerance-through-suffering/

A significant fraction of people can’t handle lactose, like [HGModernism]. Rather than accept a cruel, ice cream free existence, she decided to do something you really shouldn’t try: biohacking her …read more (https://hackaday.com/2025/12/13/biohack-your-way-to-lactose-tolerance-through-suffering/)

User Serviceable Parts
https://hackaday.com/2025/12/13/user-serviceable-parts/

Al and I were talking on the podcast about the Home Assistant home automation hub software. In particular, about how devilishly well designed it is for extensibility. It’s designed to …read more (https://hackaday.com/2025/12/13/user-serviceable-parts/)

Get Statistical About Your Pet With This Cat Tracking Dashboard
https://hackaday.com/2025/12/13/get-statistical-about-your-pet-with-this-cat-tracking-dashboard/

Cats can be wonderful companions, but they can also be aloof and boring to hang out with. If you want to get a little more out of the relationship, consider …read more (https://hackaday.com/2025/12/13/get-statistical-about-your-pet-with-this-cat-tracking-dashboard/)

Condensing Diesel Heater Hack Is Dripping With Efficiency
https://hackaday.com/2025/12/13/condensing-diesel-heater-hack-is-dripping-with-efficiency/

Not a huge percentage of our readers probably get their heat from diesel fuel, but it’s not uncommon in remote areas where other fuels are hard to come-by. If you’re …read more (https://hackaday.com/2025/12/13/condensing-diesel-heater-hack-is-dripping-with-efficiency/)

Mentra Brings Open Smart Glasses OS With Cross-Compat
https://hackaday.com/2025/12/13/mentra-brings-open-smart-glasses-os-with-cross-compat/

There are a few very different pathways to building a product, and we gotta applaud the developers taking care to take the open-source path. Today’s highlight is [Mentra], who is …read more (https://hackaday.com/2025/12/13/mentra-brings-open-smart-glasses-os-with-cross-compat/)

Watch a Recording Lathe From 1958 Cut a Lacquer Master Record
https://hackaday.com/2025/12/13/watch-a-recording-lathe-from-1958-cut-a-lacquer-master-record/