Fast and reliable message broker built on top of Kafka.

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

Apache Flink

OpenPDF is a free Java library for creating and editing PDF files, with a LGPL and MPL open source license. OpenPDF is based on a fork of iText. We welcome contributions from other developers. Plea…

A cluster computing framework for processing large-scale geospatial data

The Esri Geometry API for Java enables developers to write custom applications for analysis of spatial data. This API is used in the Esri GIS Tools for Hadoop and other 3rd-party data processing so…

Py4J enables Python programs to dynamically access arbitrary Java objects

Persistent cluster-friendly scheduler for Java

Repository for the book "Crafting Interpreters"