NoraUI (Non-Regression Automation for User Interfaces) is an open source test automation tool for web pages. It is a Maven project used via archetypes. Its use is achieved through Continuous Integration.
Oficial Page: https://noraui.github.io/
Describes installation process and explains about NoraUI in general.
Github Repo: https://github.com/NoraUi
This repo contains several other links, included the source code, the archetype code, some tutorials, etc. There is still not so many documentation about this tool.
Maven Archetype: https://mvnrepository.com/artifact/com.github.noraui/noraui-archetype
NoraUI relates to Continuous Integration, and also to other subjects and tags like the Cucumber tool which is used with the Language Gherkin. So it is expected or probable to go with those tags when asking questions.