Free universal database tool and SQL client

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

Vert.x is a tool-kit for building reactive applications on the JVM

Java JWT: JSON Web Token for Java and Android

Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more

Apache Hive

Fork of tagtraum industries' GCViewer. Tagtraum stopped development in 2008, I aim to improve support for Sun's / Oracle's java 1.6+ garbage collector logs (including G1 collector)

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

OpenTelemetry Java SDK

Apache Ambari simplifies provisioning, managing, and monitoring of Apache Hadoop clusters.

The JTS Topology Suite is a Java library for creating and manipulating vector geometry.

Provides examples and code snippets for the JGit Java Git implementation

Stream Processing and Complex Event Processing Engine

Mirror of Apache Oozie

Web UI for Trino, Hive and SparkSQL

TDA - Thread Dump Analyzer

The Spatial Framework for Hadoop allows developers and data scientists to use the Hadoop data processing system for spatial data analysis.

ClassLoader leak prevention / protection

A Finite State Machine Implementation along with an integrated Spring Based Framework

Kafka ecosystem ... but step by step!

Hive SerDe for CSV

Don't try this in production

Mirror of Apache Sentry

Bytecode Assembler from Book "Programming for the Java Virtual Machine"