Lightweight MQTT client library for Arduino using ESP8266 or ESP32 AT command firmware.
Provides an MQTT client for Arduino boards communicating with ESP8266 or ESP32 modules via AT commands. Supports MQTT 3.1/3.1.1, publish/subscribe, QoS 0/1, and WiFi reconnection. Designed for resource-constrained devices.
| Filename | Release Date | File Size |
|---|---|---|
| MQTTESP8266-7.0.0.zip | 2026-09-14 | 66.11 KiB |
| MQTTESP8266-6.1.0.zip | 2026-05-29 | 35.11 KiB |
| MQTTESP8266-6.0.0.zip | 2026-05-09 | 23.08 KiB |
| MQTTESP8266-5.1.2.zip | 2026-04-13 | 18.60 KiB |
| MQTTESP8266-5.1.1.zip | 2026-01-08 | 17.20 KiB |
| MQTTESP8266-5.1.0.zip | 2025-08-12 | 17.19 KiB |
| MQTTESP8266-5.0.1.zip | 2025-07-29 | 16.93 KiB |