Google core libraries for Java

Getting Started with Spring Boot 3:

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Apache Beam is a unified programming model for Batch and Streaming data processing.

jOOQ is the best way to write SQL in Java

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

Apache Pinot - A realtime distributed OLAP datastore

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID…

Fault tolerance and resilience patterns for the JVM

Awaitility is a small Java DSL for synchronizing asynchronous operations

Micro second messaging that stores everything to disk

A Java architecture test library, to specify and assert architecture rules in plain Java

Code for Head First Design Patterns book (2020)

JeroMQ is a pure Java implementation of the ZeroMQ messaging library, offering high-performance asynchronous messaging for distributed or concurrent applications.

Java MQTT lightweight broker

jOOλ - The Missing Parts in Java 8 jOOλ improves the JDK libraries in areas where the Expert Group's focus was elsewhere. It adds tuple support, function support, and a lot of additional functional…

An extensible Java library for HTTP request and response logging

KeyStore Explorer is a free GUI replacement for the Java command-line utilities keytool and jarsigner.

JavaCC - a parser generator for building parsers from grammars. It can generate code in Java, C++ and C#.

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

Record builder generator for Java records

Java Uuid Generator (JUG) is a Java library for generating all standard UUID versions (v1 - v7)

Spring based shell

CoAP/DTLS Java Implementation

JUnit 5 Extension Pack

Eclipse Kura™ is a versatile framework to supercharge your edge devices, streamlining the process of configuring your gateway, connecting sensors, and IoT devices to seamlessly collect, process, an…

UnboundID LDAP SDK for Java

Apache Commons Net

Eclipse Tahu addresses the existence of legacy SCADA/DCS/ICS protocols and infrastructures and provides a much-needed definition of how best to apply MQTT into these existing industrial operational…

Jaxb RI