Gson is a Java library that can be used to convert Java Objects into their JSON representation. It can also be used to ...

A simple Java toolkit for JSON

The official Slack API client for Java.

A set of Slack app server-side handlers and data classes for Events API, Interactive Components, Slash Commands, ...

Square’s meticulous HTTP client for Java and Kotlin.

A type-safe HTTP client for Android and Java.

A Retrofit Converter which uses Gson for serialization.

Reactive Extensions for Java

Jakarta Activation API 2.2 Specification

jsoup is a Java library that simplifies working with real-world HTML and XML. It offers an easy-to-use API for URL ...

Lombok is a Java library that provides annotations to simplify Java development by automating the generation of ...

Binding/provider for SLF4J, which outputs all events to System.err. Only messages of level INFO and higher are printed.

A set of annotations used for code inspection support and code documentation.

Environment based config for the JVM

Module "junit-jupiter" of JUnit

Runner and annotations for configuring and executing tests on the JUnit Platform in a JUnit environment.

Module "junit-platform-suite" of JUnit

A thin layer on top of JUnit 4 to allow running vintage tests (based on JUnit 3.8 and JUnit 4) with the JUnit Platform ...

Mockito mock objects library core API and implementation

TestNG is a testing framework inspired from JUnit and NUnit but introducing some new functionalities that make it more ...