SendOut - Affordable email marketing for bloggers and influencers

Adobe Campaign - Adobe Campaign provides campaign, offer, and personalization management capabilities.

Mailblast - Email marketing on a budget using Amazon SES

Salesforce Journey Builder - Journey Builder empowers you to guide customers on 1:1 journeys across channels and devices to deliver the right digital marketing solution, via the right channel.

Platformly - Platformly is a suite of tools for multi-channel marketing automation.

Acquia Journey - Acquia Journey is an omnichannel tool that allows marketers to listen and learn from customers so they can craft a sequence of personalized touchpoints and trigger what they will see next.