Smogly(formerly: Smogomierz) - simple and cheap PM 2.5 and PM10 sensor based on NodeMCU (ESP8266) or ESP32

• UpdatedMay 8, 2023
• C++

Raspberry Pi Sensors

• UpdatedMar 6, 2021
• Python

• UpdatedMay 16, 2017
• C++

This is an Arduino library for HTU21D, Si7021 and SHT21 Digital Humidity & Temperature Sensor

• UpdatedOct 12, 2021
• C++

HTU21D full function driver library for general MCU and Linux.

• UpdatedMar 2, 2025
• C

Weather Display (7.5in eInk) with an ESP32, indoor sensors, receiving data from OpenWeatherMap.org

• UpdatedJul 11, 2024
• C

Drivers and home automation projects for Raspberry PI.

• UpdatedFeb 25, 2023
• Java

An all-in-one ESP8266 based weather station.

• UpdatedAug 5, 2021
• C

Raspberry Tool for managing I2C modules. EEPROM (24c01-1024), PWM LED/Motor driver (PCA9632), I/O driver (PCA9557), Temp/Humid sensor (HDC1080, HTU21D), Fan controller with a PWM (EMC2301), Pressure sensor(MS5637), Display (SSD1306), Current Voltage Power measurement (INA226, INA260), PMU (AXP209), i2cdetect

• UpdatedOct 8, 2024
• Python

About This is an Arduino library for HTU2xD, Si70xx and SHT2x Digital Humidity & Temperature Sensor

• UpdatedFeb 3, 2023
• C++

ESP RCM - Room Climate Monitor with ESP8266, HTU21D, Si7021, AM2320

• UpdatedJan 29, 2019
• JavaScript

Nixie Library for clock development

• UpdatedSep 15, 2021
• C++

A MagicMirror² module which peridocally calls configured scripts and sends the output as notification

• UpdatedOct 30, 2024
• Python

BLE to MQTT Bridge using espressiff esp32 reading nRF52840 BLE-node. As a gateway includes Lux (BH1750), temperature and humidyty (HTU21D), CO2 and TVOC (CCS811)

• UpdatedJan 19, 2022
• C++

Agent/device-based sensor mesh with a readable UI.

• UpdatedJan 11, 2025
• C++

Homekit Compatible Temperature and Humidity Sensor - ESP32 - Arduino

• UpdatedSep 26, 2021
• C

Extended version of a WiFi Cloud Controller based on ESP8266 and Blynk, works with BME280, SHT3x, HTU21, DS18B20 probes for controlling temperature, humidity or both.

• UpdatedDec 26, 2018
• C++

Environment control with Wemos D1 mini

• UpdatedMay 31, 2023
• C++

Nordic Semiconductor NRF SDK drivers for various IoT peripheral modules such as HTU21D temperature sensor etc.

• UpdatedJan 18, 2020
• C

This is a MicroPython library for the Raspberry Pi Pico and the HTU21D Digital Relative Humidity sensor with Temperature output.

• UpdatedOct 4, 2022
• Python