Proton Mail vs Recurly

Proton Mail and Recurly both appear on the Smoower Developer Ecosystem Index.

Recurly (rank #317) holds a narrow lead over Proton Mail (rank #401) on the overall Smoower ecosystem score (44 vs 41). The gap of 3 points reflects composite signals across code, docs, community and reach.

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

Proton Mail carries 16,265 GitHub stars across 186 public repos, with 19 repositories active in the last 90 days and 20 external contributors on record. Recurly shows 1,564 stars across 53 public repos, 26 active in the last 90 days and 5 external contributors. The star gap on its own does not decide the comparison, but Proton Mail's footprint is roughly 10.4x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Proton Mail is the stronger read for anyone weighting reach. Recurly looks better where education 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.