Google Guava is an open-source set of common libraries for Java, mainly developed by Google engineers.

What is the use of Google guava?

Guava is an open source, Java-based library developed by Google. It facilitates best coding practices and helps reduce coding errors. It provides utility methods for collections, caching, primitives support, concurrency, common annotations, string processing, I/O, and validations.

What is Google guava maven?

Guava is a suite of core and expanded libraries that include utility classes, google's collections, io classes, and much much more. This project is a complete packaging of all the Guava libraries into a single jar. Individual portions of Guava can be used by downloading the appropriate module and its dependencies.