Selenium provides support for the automation of web browsers. It provides extensions to emulate user interaction with browsers, a distribution server for scaling browser allocation, and the infrastructure for implementations of the W3C WebDriver specification.

Spark SQL is Apache Spark's module for working with structured data based on DataFrames.

Core libraries for Apache Spark, a unified analytics engine for large-scale data processing.

Spark Project Streaming

Automated driver management and other helper features for Selenium WebDriver in Java

XWiki Platform - UI Tests Framework

Selenide = concise API for Selenium WebDriver

Vaadin TestBench

Tapestry Test

Spark Project Hive Thrift Server

Vaadin TestBench shared classes not dependant on any concrete testing framework.