Marketing Budgets 2020 - Research on budgets and effectiveness of marketing channels.
Mailivery - Reach the Inbox, not the spam folder.
Marketing Teams of The Future - A book for marketers wanting to future-proof content teams
Sidemail - The simplest way to send transactional emails. Sidemail makes sending transactional emails trivial, it's perfect for side projects, MVPs or the next big thing.
Postal - Open source mail delivery platform, alternative to Mailgun or Sendgrid
Makerbook - A directory of the best free resources for creatives