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

A Java serialization/deserialization library to convert Java Objects into JSON and back

QuestDB is a high performance, open-source, time-series database

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

📈 Capturing JVM- and application-level metrics. So you know what's going on.

1️⃣🐝🏎️ The One Billion Row Challenge -- A fun exploration of how quickly 1B rows from a text file can be aggregated with Java

GoCD - Continuous Delivery server main repository

React Native Local and Remote Notifications

configuration library for JVM languages using HOCON files

Bring some 12 factor love to your mobile apps!

A reference implementation of a JSON package in Java.

Generates a unified GraphQL schema from gRPC microservices and other Protobuf sources

Java Docker API Client

A Mapbox GL react native module for creating custom maps

A collection of libraries for Apple's AirPlay protocol

Distributed Big Data Orchestration Service

Eclipse Milo™ - an open source implementation of OPC UA (IEC 62541).

Cloud Dataflow Google-provided templates for solving in-Cloud data tasks

Lightweight Communications and Marshalling

A react-native wrapper for social authentication login for both Android and iOS

A universal grpc command line client

This repository is provided by OPC Foundation as legacy support for an Java version for OPC UA.

The Caliko library is an implementation of the FABRIK inverse kinematics algorithm in Java.