Apache Log4j 2 is a versatile, feature-rich, efficient logging API
Core part of Jackson that defines Streaming API
Manifold is a Java compiler plugin, features include Metaprogramming
Low Garbage Java Serialisation Library that supports multiple formats
Java dataframe and visualization library
Relational database replication tool based on XML Schema
Powerful generator for Java applications (JPA, Java EE...)
ETL engine based on Groovy
Evaluador de expresiones matemáticas para Java en español
It helps you track your personal budget and visualises income/expenses
Simple Reporting System
Simple message-based, web-based ETL integration
A library for creating decision tables written in Java.
Encrypt and manage secret text data
Design, automate, operate and publish data pipelines at scale
Simple, pretty and powerful logger for android
An API for Java programmers to make test data
Open Source, tasks, bug tracking, agile scrum, timesheet, wiki
A UI tool for any database