Alternativa toperuditeu za Apple Watch sa licencom otvorenog koda

• Apple Watch
  Sve platforme Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Apple Watch Android Wear iPad Android Tablet Kindle Fire Windows S PlayBook Web Self-Hosted Firefox Windows Mobile Chrome Tor Browser Bundle
• Licenca otvorenog koda
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca