mqtt

Eclipse Mosquitto - An open source MQTT broker

Your All-in-One MQTT Client Toolbox

Network security scanner — rogue device detector, STP monitor, and connectivity analyser

MQTT visual management and monitoring tool

An all-round MQTT client that provides a structured topic overview.

An open source client that can communicate directly with the BATC Minitiouner over USB.

High-performance multi-data-source database client — ~30MB, AI & MCP ready, zero Electron bloat. | 高性能多数据源数据库客户端：约 30MB，AI 与 MCP 就绪，告别 Electron 膨胀。

Interactive multi-protocol API browser and CLI for .NET — gRPC, REST, GraphQL, SignalR, MCP, SSE, WebSocket, MQTT, Socket.IO, OData, Surgewave, Kafka, DIS, UDP.

A versatile, cross-platform MQTT GUI client for monitoring and managing MQTT communications.

Easy to use GUI application to manage, configure and monitor devices flashed with Tasmota firmware

Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.