Traverser is a Java library that helps software engineers implement advanced iteration of a data structure.

This project is developed to help developers add filtering support to their graphql-java services

Apache Calcite

Common reusable frames for data filtering with JSON and GraphQL.

JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.

JsonNullable wrapper class and Jackson module to support meaningful null values

A Maybe type for Java