Open source cross platform canonical Dropbox-like program.
Discontinued.
Web interface:
firefox https://one.ubuntu.com/dashboard/
Check daemon status:
u1sdtool -s
Publish a file:
u1sdtool --publish-file a
Get file public URL to the clipboard:
u1sdtool --publish-file a | perl -ple 's/.+\s//' | xsel -b
There exist taskbar status indicator exists at https://launchpad.net/indicator-ubuntuone.