node-red-node-pisrf

A Node-RED node for a Raspberry Pi to use a SRF04 or SRF05 range finder

chirp-react-native

Chirp SDK for React Native using native modules. Built based on https://blog.chirp.io/chirp-connect-with-react-native-b5fb9977337

mmm-usonic

A high performance, memory mapped, Node.js API for the HC-SR04 ultrasonic sensor connected to a Raspberry Pi.