Google Duplex - An AI assisstant that can talk on the phone 🤖
Voiceflow - Build voice apps in your browser without coding
OK Google - Explore over 150 Google Now voice commands in one place
Jovo - 🗣 Build cross-platform apps for Alexa and Google Home
Ringbot - Have a bot call someone and tell them your message!
Alexa Skill Kit - Effortless Alexa Skill development with AWS Lambda