Proton Mail vs Zoho

Proton Mail and Zoho (Unique and powerful suite of software to run your entire business, brought to you by a company with the long term vision to transform the way you work.) both appear on the Smoower Developer Ecosystem Index.

Proton Mail (rank #401) holds a modest lead over Zoho (rank #662) on the overall Smoower ecosystem score (41 vs 32). The gap of 9 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Proton Mail is clearly ahead of Zoho. On education (docs, guides and learning material for developers), Zoho is slightly ahead of Proton Mail. On community (issue response, PR reviews and discussion health), Proton Mail is ahead of Zoho. On reach (how visible the ecosystem is beyond its own repos), Proton Mail is slightly ahead of Zoho. On momentum (release cadence and how fast the ecosystem moves), Zoho is clearly 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. Zoho shows 756 stars across 244 public repos, 55 active in the last 90 days and 1 external contributors. The star gap on its own does not decide the comparison, but Proton Mail's footprint is roughly 21.5x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Proton Mail is the stronger read for anyone weighting code quality. Zoho 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.