Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Remote Mouse - Turn your smartphone into a wireless touchpad and keyboard now!
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
KDE Connect - Integrate Android with the KDE Desktop
Plivo - Plivo simplifies your customer engagement.
Monect - Make the best use of sensors on smart device to control PC, simulate steering wheel, game-pad...