Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks

📟 JSON library for Arduino and embedded C++. Simple and efficient.

The official firmware for Meshtastic, an open-source, off-grid mesh communication system.

An Arduino library for sending and receiving data using LoRa radios.

Read the wired or wireless mbus protocol to acquire utility meter readings.

An Arduino library to interface the Avia Semiconductor HX711 24-Bit Analog-to-Digital Converter (ADC) for Weight Scales.

This is the fully-functional GNU Radio software-defined radio (SDR) implementation of a LoRa transceiver with all the necessary receiver components to operate correctly even at very low SNRs. This …

Data provider for smartmeter watermeter.

Lora Long Range Mailbox Sensor for Smart Homes or for Standalone use

First generation 2P Satellite

Dual Axis solar tracker

Arduino based energy routing to maximize the use of PV production at home.

Helium LoRaWAN data reporting via a Heltec Cubecell for the Ikea VINDRIKTNING PM2.5 air quality sensor

The LoRa® Explorer Kit is a development board powered by Microchip that allows easy and quick prototyping of IoT objects and services using LoRa® technology. This very compact starter kit consists …

low cost solar panel solution (MPPT + sun tracker). Here is the code for the Solar Tracker

Wifi enabled mailbox using the ESP32-CAM module and Arduino

Arduino-based weather station and web reporting via TTN to TagoIO.