MailerSend vs Revolut

MailerSend (Email service that delivers) and Revolut (Revolut Open Source) both appear on the Smoower Developer Ecosystem Index.

MailerSend (rank #401) holds a modest lead over Revolut (rank #693) on the overall Smoower ecosystem score (41 vs 31). The gap of 10 points reflects composite signals across code, docs, community and reach.

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

MailerSend carries 499 GitHub stars across 22 public repos, with 12 repositories active in the last 90 days and 7 external contributors on record. Revolut shows 260 stars across 35 public repos, 5 active in the last 90 days and 1 external contributors.

MailerSend is the stronger read for anyone weighting education. Revolut looks better where reach 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.