Proton Mail vs Yoast

Proton Mail and Yoast (This is where the Yoast.com team shares its public code: from our WordPress plugins to other small projects.) both appear on the Smoower Developer Ecosystem Index.

Yoast (rank #209) holds a narrow lead over Proton Mail (rank #401) on the overall Smoower ecosystem score (49 vs 41). The gap of 8 points reflects composite signals across code, docs, community and reach.

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

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. Yoast shows 3,439 stars across 78 public repos, 12 active in the last 90 days and 21 external contributors. The star gap on its own does not decide the comparison, but Proton Mail's footprint is roughly 4.7x 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. Yoast 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.