| ESP Mail Client | Mail Client Arduino Library for Espressif ESP32 and ESP8266 devices. |
| ESP32 Mail Client | Mail Client Arduino Library for ESP32 |
| Firebase Arduino based on WiFiNINA | Google Firebase Realtime Database Arduino Client Library for Arduino MKR WiFi 1010, Arduino MKR VIDOR 4000 and Arduino UNO WiFi Rev.2. |
| Firebase Arduino based on WiFi101 | Google Firebase Realtime Database Arduino Client Library for Arduino WiFi Shield 101 and Arduino MKR1000 WIFI. |
| Firebase Arduino Client Library for ESP8266 and ESP32 | Google Firebase Arduino Client Library for Espressif ESP8266 and ESP32 |
| Firebase ESP32 Client | Google Firebase Realtime Database Arduino Client Library for Espressif ESP32 |
| Firebase ESP8266 Client | Google Firebase Realtime Database Arduino Client Library for Espressif ESP8266 |
| FirebaseJson | The easiest Arduino library JSON parser, builder and editor for ESP8266, ESP32, Teensy 3.x, Teensy 4.x and others MCUs. |