Microsoft recently released new version of SharePoint Server 2016 as a RTM (Release To Manufacturing) version and it is available for 180-day trial for now. The new version number for SharePoint edition is 16.0.4351.1000.
The SharePoint 2016 RTM package is available for download from
Download the language for SharePoint 2016 RTM can be availed from,
The overview guide available for SharePoint 2016 can be download from
Microsoft also plans to release this version in Microsoft Volume Licensing Service Center in early May.