overGrive - Complete Google Drive desktop client for Linux
ProntoForms - ProntoForms is a mobile business solutions application, converting paper forms onto any tablet or mobile device.
Syncdocs - Syncdocs syncs folders between all your PCs and Google Docs.
mHelpDesk - mHelpDesk is a mobile field service management software.
drive-cli - Google Drive client for the commandline
Forms On Fire - Forms On Fire provides a complete, customizable mobile forms and workflow system that is reliable and secure, works offline or online.