Guava is a suite of core and expanded libraries that include

Simplified, lightweight HTTP client library.

Jackson 3 based object mapper for Unirest

HikariCP is a 'zero-overhead' production ready JDBC connection pool.

API for SLF4J (The Simple Logging Facade for Java) which serves as a simple facade or abstraction for various logging ...

Spring JDBC provides an abstraction layer that simplifies code to use JDBC and the parsing of database-vendor specific ...

General data-binding functionality for Jackson: works on core streaming API

Support for reading and writing YAML-encoded data via Jackson abstractions.

Implementation of the SLF4J API for Logback, a reliable, generic, fast and flexible logging framework.

A JDBC-Compliant driver for the DuckDB data management system

A fast SQL database that can run embedded or a server mode with support for transactions, encryption, full search, etc. ...

Rich and fluent assertions for testing in Java

JUnit Jupiter is the API for writing tests using JUnit 5.

Core package for the JUnit Jupiter test engine.