LoRa
An Arduino library for sending and receiving data using LoRa radios.
Latest release 0.7.1 - Updated - 759 stars
NeoGPS
NMEA and ublox GPS parser, configurable to use as few as 10 bytes of RAM
Latest release 4.2.9 - Updated - 423 stars
Adafruit MQTT Library
MQTT library that supports the FONA, ESP8266, Yun, and generic Arduino Client hardware.
Latest release 1.0.3 - Updated - 415 stars
AutoConnect
ESP8266/ESP32 WLAN configuration at runtime with web interface.
Latest release 1.1.4 - Updated - 298 stars
Adafruit PN532
Arduino library for SPI and I2C access to the PN532 RFID/Near Field Communication chip
Latest release 1.2.0 - Updated - 271 stars
MCCI LoRaWAN LMIC library
Arduino port of the LMIC (LoraWAN-MAC-in-C) framework provided by IBM.
Latest release 3.1.0 - Updated - 205 stars
Google Cloud IoT Core JWT
Demonstrates JWT generation for connecting Arduino clients to Google Cloud IoT Core.
Latest release 1.1.10 - Updated - 175 stars
IotWebConf
ESP8266/ESP32 non-blocking WiFi/AP web configuration.
Latest release 2.3.1 - Updated - 156 stars
ArtnetWifi
ArtNet with the ESP8266, ESP32 and more.
Latest release 1.4.0 - Updated - 146 stars
RadioLib
Universal wireless communication library for Arduino
Latest release 3.4.0 - Updated - 126 stars
LoRaLib
Arduino library for LoRa modules based on SX1272/73/76/77/78/79 or RFM95/96/97/98 chips
Latest release 8.2.0 - Updated - 123 stars
Firebase ESP8266 Client
Google Firebase Realtime Database Arduino Client Library for Espressif ESP8266
Latest release 2.8.5 - Updated - 115 stars
Adafruit IO Arduino
Arduino library to access Adafruit IO.
Latest release 3.4.0 - Updated - 105 stars
NmraDcc
Enables NMRA DCC Communication
Latest release 2.0.3 - Updated - 67 stars
CoAP simple library
Simple CoAP client/server library for generic Arduino Client hardware.
Latest release 1.3.18 - Updated - 56 stars
AsyncElegantOTA
Perform OTAs for ESP8266/ESP32 Elegantly! This Library uses AsyncWebServer.
Latest release 1.0.6 - Updated - 47 stars
TinyUPnP
Add port mappings to your router automatically
Latest release 3.1.4 - Updated - 37 stars
PJON
PJON is an open-source, multi-master, multi-media network protocol stack
Latest release 12.1 - Updated - 1.93K stars
HID-Project
Extended HID Functions for Arduino
Latest release 2.6.1 - Updated - 1.07K stars
MQTTClient
This is the lowest level library, the simplest and smallest, but hardest to use. It simply deals ...
Latest release 361a698773 - Updated - 639 stars
UniversalTelegramBot
Arduino Telegram Bot library for multiple different architectures.
Latest release 1.1.0 - Updated - 389 stars
RemoteDebug
A library for Arduino to debug projects over WiFi, with web app or telnet client, with Print comm...
Latest release 3.0.5 - Updated - 278 stars
ESPHelper
A library to make using WiFi & MQTT on the ESP8266 easy.
Latest release 1.7.4 - Updated - 266 stars
Adafruit CC3000 Library
Library code for Adafruit's CC3000 WiFi breakouts.
Latest release 1.0.4 - Updated - 266 stars
NMEA2000-library
NMEA 2000 library for building compatible devices for NMEA 2000 bus.
Latest release 4.10.1 - Updated - 209 stars
ModbusMaster
Enlighten your Arduino to be a Modbus master.
Latest release 2.0.1 - Updated - 172 stars
due_can
Allows for CAN bus communications with the Arduino Due
Latest release 2.1.6 - Updated - 169 stars
DMXSerial
Enables DMX communication using the built-in serial port for Arduino boards.
Latest release 1.5.0 - Updated - 159 stars
webthing-arduino
A library for creating Web Things using the Web of Things API
Latest release 0.11.1 - Updated - 139 stars
PacketSerial
An Arduino Library that facilitates packet-based serial communication using COBS or SLIP encoding.
Latest release 1.4.0 - Updated - 132 stars
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