Alternativas ao Warply para Urban Airship com licença gratuita

• Urban Airship
  Todas as plataformas Windows Mac Linux Android iPhone Windows Phone Blackberry Apple Watch Android Wear iPad Android Tablet Web Self-Hosted Apple TV Ruby npm Amazon Web Services Heroku MongoDB Firebase AWS Mobile Hub Appcelerator Urban Airship Parse Server Parse deployd NodeChef Backendless
• Licença gratuita
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