Welcome To The Future, Where Your Microwave Thinks It’s A Steam Oven

It’s fair to say that many of us will have at some time inadvertently bricked a device by applying the wrong firmware by mistake. If we’re lucky then firing up some low-level reflashing…

Remote MQTT Temperature Sensor Shows How It’s Done

First of all, there are definitely simpler ways to monitor remote temperatures, but [Mike]’s remote MQTT temperature sensor and display project is useful in a few ways. Not only does it lay o…

IoT-Enabled Mailbox Lets You Check Your Mail Without Leaving Your House

Whether you live in an apartment downtown or in a detached house in the suburbs, if your mailbox is not built into your home you’ll have to go outside to see if anything’s there. But ho…

New Part Day: The RISC-V Lichee-RV Module And Dock

Sipeed have been busy leveraging developments in the RISC-V arena, with an interesting, low-cost module they call the Lichee RV. It is based around the Aliwinner D1 SoC (which contains a Pingtou Xu…

Filament Dry Box Design Goes Way Over The Top

There’s a fine line between simple feature creep and going over the top when it comes to project design. It’s hard to say exactly where that line is, but we’re pretty sure that th…

Keep Track Of Toilet Paper Usage With This IoT Roll Holder

Remember the Great Toilet Paper Crisis of 2020? We sure do, and it looks like our old friend [Vije Miller] does as well, while seemingly harboring a somewhat morbid fascination about how much paper…

Multigeiger Geigerzähler-Sensor auf ESP32-Basis selber bauen und Radioaktivität messen, loggen und visualisieren

Geigerzähler Sensor auf ESP32 Basis selber bauen und Radioaktivität messen und loggen

Wokwi - Online Arduino and ESP32 Simulator

Building A WiFi-Enabled Bird Box On The Cheap

[Jude] was looking for a fun DIY project for him and his son and thought that a bird box might be a good option. He wanted to equip the box with a WiFi camera so he could watch his little guests fr…

Add Smarts To Your Old Capsule Coffee Maker

Everyone has their preferred method of making (and consuming) coffee. While modern coffee makers are starting to come standard with IoT and ‘smart’ capabilities, owners of older models …

A DIY Biometric Device With Some Security Considerations

Biohacking projects are not new to Hackaday and it’s certainly a genre that really piques our interest. Our latest biohacking device comes courtesy of [Manivannan] who brings his flavor of a …

An Overly Complicated Method Of Tracking Your Favorite Sports Team

Much of the world appears to revolve around sports, and sports tracking is a pretty big business. So how do people keep up with their favorite team? Well, [Jackson] and [Mourad] decided to devise a…

Make Your Own BLE-Enabled IOS App From Scratch

Even those readers who are most skeptical of Apple products will like this Bluetooth Low Energy (BLE)-enabled iOS app tutorial from [Akio]. With everything being “connected” these days …

Moon Bouncing And Radar Imaging With LoRa

The LoRa radio protocol is well known to hardware hackers because of its Long Range (hence the name) but also its extremely low power use, making it a go-to for battery powered devices with tiny an…

Sipeed LicheeRV - A $16.90 Allwinner D1 Linux RISC-V board - CNX Software

Finally! There's now a much more affordable Allwinner D1 RISC-V Linux board thanks to Sipeed LicheeRV Nezha CM SBC sold for $16.90 and up on Aliexpress,

How To Easily Set Up Secure OTA Firmware Updates On ESP32

After an electronic IoT device has been deployed into the world, it may be necessary to reprogram or update it. But if physical access to the device (or devices) is troublesome or no longer possibl…

Impressive Off-Grid Hydroelectric Plant Showcases The Hacker Spirit

We all know the story arc that so many projects take: Build. Fail. Improve. Fail. Repair. Improve. Fail. Rebuild. Success… Tweak! [Kris Harbour] is no stranger to the process, as his impressi…