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“You can turn CardKB into a pocket computer!Complete pocket computer for CardKB using ArduinoBaisc, CardKB, I2C OLED screen. Since BASIC uses ArduinoBasic ( https://github.com/robinhedwards/ArduinoBASIC ), it supports almost all normal functions such as float and string variables …

“This instructable will show you how to build a Raspberry Pi-based tracker for the shared coffee machine in your office space. Using the tracker’s OLED display and mechanical switches, the users can log their coffee consumption, see their balance …

“Mikey Sklar designed the DA PIMP 2 (“Power In My Pocket 2”) based on George Wiseman’s paper “Capacitive Battery Charger” and generously released it to the open hardware community back in 2014. It is capable of charging and desulfating …

“Have you worked with ready-made standard 8x8 LED matrix as displays to make scrolled text or to display your Youtube channel subscriber. A large readily available size is LED diameter 5mm. However, if you are looking for a much larger …

“With an ever-increasing availability of new technologies, we created an affordable bionic leg that is accessible to everyone. An accessible powered prosthetic — open-source and affordable. Simple, effective, assistive tech developed to accommodate continuous development. Brought to you by a bunch …

“It’s a clock with a lot of flashing lights. Features - GPS synchronized timebase. - DS3231 TCXO RTC backup timebase. - Digital date/time display with AM/PM and Day of Week. - Binary time display. - Circular time display. - Analog meter time display …

“Hello everyone, I hope you are doing great! In this instructable I am going to show you how I made this Power meter/ Wattmeter module for use with an Arduino board. This power meter can calculate the power consumed by …

“This build is based around a great little reverb module you can get on eBay for under $5. Ive used it now in a couple of projects (listed below) but this time I wanted to have a stand along reverb …

“Home Security at the touch of your fingers! Get notifications when your house door opens and sends an alert to your phone. Home security systems can be so expensive these days. It would be great if there was an easier …

“This is a keystroke injection device (also called badusb). It is similar to a well-known USB rubber ducky made by hak5, but has much extended functionality, lower price and is also completely open source. It looks and feels like an …