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.
Safety Culture - SafetyCulture is the operational heartbeat of working teams around the world. Its mobile-first operations platform leverages the power of human observation to identify issues and opportunities for businesses to improve everyday.
drive-cli - Google Drive client for the commandline
GoFormz - GoFormz provides a complete mobile forms and reporting solution.