CourseCraft - Create an e-course and turn your blog into a business
Revue - The easiest way to create and send a curated newsletter
Teachery - Create and sell beautiful online courses in minutes.
Letterfuel - Grow your audience with a curated newsletter
Fedora - Fedora creates an innovative, free, and open source platform for hardware, clouds, and containers that enables software developers and community members to build tailored solutions for their users.
MailChimp UX Newsletter - Tales of researching, designing, and building from Mailchimp