Hackaday

2025 One-Hertz Challenge: Shadow Clock

You can buy all kinds of conventional clocks that have hands and numbers for easy reading. Or, like [Fabio Ricci], you could build yourself something a little more esoteric, like this neat shadow ...
Hackaday

GPS clock

Over the years, there have been several memory and display technologies that served a particular niche for a while, only to be replaced and forgotten when a more suitable technology came along. One of ...
GitHub

This package provides a reusable chat module for R Shiny apps. The module allows multiple users to connect to a common chat and send messages to each other in real-time.

Real-time chat: messages are sent and received in real-time, without the need to refresh the page. It is possible to specify how often the data source should be read. Multiple users: multiple users ...
IEEE

Effective Smart Bin Monitoring System using Arduino and GSM Module

Abstract: Effective waste management is a significant challenge in urban/rural environments, driven by increasing population density and waste generation. This paper aims to enhance the management of ...
GitHub

VS1053 Library for Arduino AVR and UNO R4

Developed by Kaled Souky in 2025, the vs1053_avr_renesas_uno library is an Arduino port of the vs1053_SdFat library, originally created by Michael P. Flaga in 2012. The vs1053_avr_renesas_uno library ...