Document libraries in SharePoint 2016 are much better. The keyboard shortcuts are:
- Alt + N - N ew
- Alt + E - E dit
- Alt + U - U pload
- Alt + M - M anage
- Alt + S - S hare
- Alt + Y - Synchronization
Read more at https://support.office.com/en-us/article/Keyboard-shortcuts-for-SharePoint-7dec847a-4f2a-47f6-9964-0ea1fba45160