THECALLR Python SDK by THECALLR communicates with the API to access telephony data, useful to implement messaging and voice into smartphones. Along with the main characteristics, resources also provide conferences, media, and broadcast features.
Message Bus is a cloud-native application service for email and mobile messaging. The selling point is the high deliverability rate, its ability to scale according to demand and the fact that it's simple enough to be used by developers with limited time and resources. The Message Bus API makes it possible for developers to easily add messaging functionality to their websites and apps.