Dialogflow - Conversational UX Platform. (ex API.ai)
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Botpress - Open-source platform for developers to build high-quality digital assistants
Brevo - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Meya.ai - Build, train and host sophisticated bots.
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.