Duolingo vs Mailchimp

Duolingo 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 Duolingo (rank #338) on the overall Smoower ecosystem score (44 vs 43). The gap of 1 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 Duolingo. On community (issue response, PR reviews and discussion health), Duolingo is slightly ahead of Mailchimp. On reach (how visible the ecosystem is beyond its own repos), Duolingo is slightly ahead of Mailchimp. On momentum (release cadence and how fast the ecosystem moves), Duolingo is clearly ahead of Mailchimp.

Duolingo carries 1,721 GitHub stars across 12 public repos, with 8 repositories active in the last 90 days and 11 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 5.2x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Duolingo is the stronger read for anyone weighting momentum. Mailchimp looks better where code quality 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.