In this blog from Oksana Kuzmina you can find the latest Dynamics NAV features along with the relative links that you should bookmark in order to stay tuned in the latest Microsoft Dynamics NAV release:
For a complete list of what’s new and what’s coming you can visit the Microsoft Dynamics 365 Roadmap
The Dynamics 365 Roadmap provides a full image of what we’re working on. Use this roadmap to find out what is being made generally available and what is in development. All dates and features that are in development are preliminary, are based on current expectations, and are subject to change without notice.