The projects hosted on juplo.de are all open source.
Hibernate Maven Plugin
The Hibernate Maven Plugin is a plugin for generating a database-schema from your Hibernate mappings. Its main usage is to automatically create and populate a test-database for unit-tests.
The maven-thymeleaf-skin gives you full control over the markup and styling of the project documentation, generated by the
site-goal of your maven-projects.
Simple Mapper 4 JSON
The simple-mapper parses arbitrary JSON-data into a hierarchy of maps and lists, without any further configuration- or setup-requirements.