Directories & roundups
Curated “best of” lists and directories of newsletters to subscribe to or study.
Growth & monetization
Demand Curve tactics, list-building ideas, and ways creators monetize newsletters.
Templates & tooling
HTML email guides, boilerplates, and GitHub repos for building newsletter templates.
Sister list: Awesome Email Marketing. Source of truth for links lives in the repository README.md; docs pages mirror those sections.