insync is an alternative Google Drive client which is available for Windows, Mac OS X and Linux. It is free and allows you to sync a local folder with your Google Drive.
Install AUR. It contains the synchronization daemon and a command line utility for configuration. It can be used and integrates nicely with different desktop environments such as KDE, Gnome or Cinnamon., available in the
When you start insync for the first time it is recommended to run it from the command line to set the path to your local folder which you would like to sync with your Google Drive.
$ insync --set-files-path=/your/local/folder
After having done that once you can start insync normally. A shortcut should be available in the start menu of your desktop environment.
When you start insync from the start menu it may not appear in the task bar. For that you need to add the task bar applet by right-click on your panel.
The usage is self-explanatory. Copy files and folders from and to your local folder to sync it with your Google Drive. In future release it is planned to support selective sync of files and folders.