- Presentation builder
- Walking directions, trucks routing
- New spatial analysis tools – calculate density, interpolate points, plan routes
- File based storage for attachments in hosted feature layers
- Import GDBs, export hosted feature layers to file GDBs
- trust.arcgis.com: one-stop resource for ArcGIS Online security and privacy information
- New web app templates: GeoForm and Story Map Journal,
- And more..
Details here: ArcGIS Online | What's New - July 2014
Questions? Ask them in comments.