Mailchimp vs MailerLite

Mailchimp (Mailchimp is an all-in-one marketing platform that helps you manage and talk to your clients, customers, and other interested parties.) and MailerLite (Digital marketing tools to grow your audience faster and drive revenue smarter.) both appear on the Smoower Developer Ecosystem Index.

Mailchimp (rank #317) holds a narrow lead over MailerLite (rank #430) on the overall Smoower ecosystem score (44 vs 40). The gap of 4 points reflects composite signals across code, docs, community and reach.

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

Mailchimp carries 8,980 GitHub stars across 28 public repos, with 6 repositories active in the last 90 days and 6 external contributors on record. MailerLite shows 1,134 stars across 39 public repos, 25 active in the last 90 days and 3 external contributors. The star gap on its own does not decide the comparison, but Mailchimp's footprint is roughly 7.9x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Mailchimp is the stronger read for anyone weighting reach. MailerLite looks better where momentum 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.