MailChimp - MailChimp is the best way to design, send, and share email newsletters.
analyze.email - Test the spam-y-ness of your emails
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.
Canned Emails - A minimal site with prewritten emails
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
DeepMail - Diligently sourced emails. Accurate emails for Startups and established companies