Hiver - Manage Customer Support, Sales and Projects right from your Gmail inbox. Collaborate with Shared Labels, Shared Contacts, email notes, email reminders and email templates
Vero - Email platform for product, marketing and engineering teams
Clean Email - Clean Email is an online service that empowers you to take control of your mailbox.
Amazon SES - Scale your business email & marketing messages with Amazon Simple Email Service (SES), a cost-effective and reliable cloud email service. Sign up today.
MailClark - The Slack bot for external communications
Aritic Mail - Ariticmail is a transactional email delivery API for applications and enterprises.