We currently support the following Google services:
Blogger
$ google blogger post --title "foo" "command line posting"
Calendar
$ google calendar add "Lunch with Jim at noon tomorrow"
Contacts
$ google contacts list name,email > contacts.csv
Docs
$ google docs edit --title "Shopping list"
Picasa
$ google picasa create --title "Cat Photos" ~/photos/cats/*.jpg
Youtube
$ google youtube post --category Education killer_robots.avi
Check out our ExampleScripts for many more examples of what you can do, or the SystemRequirements for simple install instructions.
Read more: Google code