Dense Discovery - Weekly newsletter on tech, design, culture & sustainability.
news-api - Go newsletter API backed by DynamoDB.
Paisley - Open-source alternative to Mailbrew built with freedom in mind.
Unreadit - Curated weekly newsletters.
On Being a Good Newsletterer - Notes and tips on how not to be a newsletter.
Sendy - Send newsletters, 100x cheaper via Amazon SES.
Digester - Allows you to get updates when you want them.
Buttondown - Small, elegant tool for producing newsletters.
Newsletter Stack - Discover curated newsletters to help you learn about anything.
Lovecroft - Minimal mailing list manager for static sites, with a simple JSON API.
Stoop - Newsletter app.
Mailing List Hackers - Virtual community for mailing list and newsletter builders.
mailbadger - Self hosted newsletter mail system written in go.
SubStats - Substack Newsletter Leaderboard.
Thanks for Subscribing - Find the best newsletters for your taste.
Revue - Editorial newsletter tool for writers and publishers..
Newsletter Spy - Database of 20,000+ Substack newsletters.
Newsletter Crew - Podcast, blog, and community for newsletter creators.
NewsletterOS - Master the art of creating & running a newsletter.
Dawn - Minimal newsletter theme for Ghost.