Please use only for Liferay Portal CE 7.0 and DXP 7.0. Liferay is an open source Java portal and social platform. Version 7.0 was released in 2016.
Liferay Portal is a free and open-source Java-based enterprise portal, content management system, and social platform used to power corporate intranets and extranets. Liferay DXP is the matching enterprise supported version of the software.
It has support for developing plugins using Blade Tools
The most important and remarkable improvements of "Liferay Portal 7.0 Community Edition" and "Liferay DXP 7.0" is Liferay’s module framework which makes it easier than ever for developers to create Liferay applications and to customize Liferay using modules and components!
A lot more information is available in the main liferay tag. Liferay 7 is partially backwards-compatible with Liferay 6.2 Plugins, but provides a lot more customizing options when leveraging OSGi for building plugins.
Please note that Liferay Portal CE versions are only updated until the next version is out. Currently (August 2019) the active version is 7.2 - the last update to Liferay CE 7.0, 7.0.6 GA7, was released in May 2018.
