10.7 brings in new possibilities for collaboration, enabling you to share additional data types and control your syncs with more granularity.
Use the new attachment function in Arcade to calculate new information and visualize your feature layers based off of Attachment information
Regression analysis, custom tools, and writing back to your own data stores - GeoAnalytics brings in new options for big data at 10.7.
Explore some of the exciting new enhancements in content management and administration in the ArcGIS Enterprise portal at 10.7.
With the March update of ArcGIS Online, the OpenStreetMap vector basemap is now in full release and available to you through the basemap gallery.