QuestDB is an open source time-series database for fast ingest and SQL queries

A collection of sample apps to demonstrate how to use Google's ML Kit APIs on Android and iOS

HiveMQ CE is a Java-based open source MQTT broker that fully supports MQTT 3.x and MQTT 5. It is the foundation of the HiveMQ Enterprise Connectivity and Messaging Platform

Palmetto is a quality measuring tool for topics

TinyRadius is a small, fast and reliable Java Radius library capable ofsending and receiving Radius packets as specified by RFC 2865/2866.