beehiiv vs Mailchimp

beehiiv (Next-gen newsletter platform on a mission to help creators and businesses seamlessly create, monetize, and grow their audiences.) and Mailchimp (Mailchimp is an all-in-one marketing platform that helps you manage and talk to your clients, customers, and other interested parties.) both appear on the Smoower Developer Ecosystem Index.

Mailchimp (rank #317) holds a narrow lead over beehiiv (rank #510) on the overall Smoower ecosystem score (44 vs 37). The gap of 7 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Mailchimp is ahead of beehiiv. On education (docs, guides and learning material for developers), beehiiv is clearly ahead of Mailchimp. On community (issue response, PR reviews and discussion health), Mailchimp is clearly ahead of beehiiv. On momentum (release cadence and how fast the ecosystem moves), beehiiv is slightly ahead of Mailchimp.

beehiiv carries 33 GitHub stars across 13 public repos, with 4 repositories active in the last 90 days and 3 external contributors on record. Mailchimp shows 8,980 stars across 28 public repos, 6 active in the last 90 days and 6 external contributors. The star gap on its own does not decide the comparison, but Mailchimp's footprint is roughly 272.1x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

beehiiv is the stronger read for anyone weighting education. Mailchimp looks better where community is the deciding factor. The table below breaks the scores down pillar by pillar; the linked profiles cover the underlying repos, docs and community signals in full.