Open Electronics

Discover AirForce, a fabrication system from Hasso Plattner Institute that uses a single inflatable tube to build large animated structures, including an eight-meter robotic dinosaur you can assemble alone.

An overview of flexible and printed electronics, two technologies that are changing how circuits and electronic devices are designed, from medical wearables to automotive sensors.

A modular 3D-printed frame turns a 32×32 LED matrix into an interactive wall or desk display, with support for an ESP-WROOM-32 and a MAX4466 or MAX9814 microphone for audio-reactive visuals.

This article describes a GSM-based emergency call system with an RF receiver that sends calls and SMS to pre-programmed numbers when a small wearable transmitter is activated. It is designed for elderly people and bedridden patients who need to call for help with a single press of a button.