Alternatívy programu GCalToolKit pre Apple Watch s licenciou s otvoreným zdrojom

• Apple Watch
  Všetky platformy Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Blackberry 10 Apple Watch Android Wear Pebble iPad Android Tablet Kindle Fire Windows S PlayBook Web Self-Hosted Software as a Service (SaaS) BSD Windows Mobile Java Mobile Haiku AROS Facebook S60 Apple TV Chrome MorphOS HP webOS AmigaOS Squarespace Sunbird WiX.com Sailfish OS Weebly
• Licencia Open Source
  Akákoľvek licencia Bezplatná licencia Licencia Open Source Obchodná licencia