Dialog is a Dialogflow v2 API implementation written in Kotlin. With some great optional extensions you can use to write your own voice application fast.

Action on Google for interacting with Asana.

A sample skill using action sdk, that uses Google Auth to auhenticate user

A voice application on Google Assistant to guide people how to wash their hands properly

HUFS coops service - google assistant Third-party (dialogFlow)

User Engagement with Google Assistant

Voice app on Google Assistant and Alexa to get sleep schedule based on sleep cycle