Alternativy k Vithanco pro Google Apps s licencí open source

• Google Apps
  Všechny platformy Windows Mac Linux Chrome OS Android iPhone Blackberry iPad Android Tablet Kindle Fire Windows S PlayBook Web Self-Hosted Software as a Service (SaaS) Firefox Safari GitHub BSD Java Chrome Microsoft Office Word Adobe AIR Google Drive HTML Google Drive - Docs Google Apps Microsoft Office Suite Google Drive - Sheets
• Licence Open Source
  Jakákoli licence Bezplatná licence Licence Open Source Komerční licence