emqx / MQTTX Star 4.7k Code Issues Pull requests Discussions A Powerful and All-in-One MQTT 5.0 client toolbox for Desktop, CLI and WebSocket. electron macos linux cli mqtt iot vue cross-platform electron-app mqtt-client mosquitto mqtt-protocol iot-application mqtt-smarthome emqx mqtt5 mqtt-websocket mqtt-tool mqtt-cli mqtt-client-gui Updated Dec 17, 2025 TypeScript
thomasnordquist / MQTT-Explorer Star 3.7k Code Issues Pull requests Discussions An all-round MQTT client that provides a structured topic overview mqtt homeautomation mqtt-client mqtt-smarthome mqtt-explorer mqtt-tool Updated Dec 24, 2025 TypeScript
ptma / mqtt-insight Star 61 Code Issues Pull requests Mqtt GUI client for Mac OSX, Windows and Linux mqtt iot swing cross-platform mqtt-client mqtt-websocket mqtt-tool mqtt-client-gui mqtt-gui Updated Oct 31, 2025 Java
emqx / MQTT-Web-Toolkit Star 47 Code Issues Pull requests EMQ Web Toolkit vue emqx mqtt-tool Updated Dec 10, 2022 Vue
mqtt-tools / pytest-mqtt Star 17 Code Issues Pull requests pytest-mqtt supports testing systems based on MQTT. mqtt pytest mqtt-broker pytest-plugin mqtt-client mosquitto mosquitto-broker mqtt-library mqtt-test mosquitto-clients mqtt-tool python-testing mqtt-testing python-qa pytest-mqtt Updated Dec 14, 2025 Python
pBouillon / MqttTopicBuilder Star 3 Code Issues Pull requests Build valid and verified MQTT topic. c-sharp mqtt iot dotnet topic mqtt-library mqtt-tool mqtt-topic Updated Nov 29, 2025 C#