1Password vs Fastmail

1Password (1Password remembers all your passwords for you. It keeps your digital life secure and always available, safe behind the one password that only you know.) and Fastmail (Open-source software developed at Fastmail.) both appear on the Smoower Developer Ecosystem Index.

1Password (rank #20) holds a meaningful lead over Fastmail (rank #430) on the overall Smoower ecosystem score (65 vs 40). The gap of 25 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), 1Password is clearly ahead of Fastmail. On education (docs, guides and learning material for developers), 1Password is ahead of Fastmail. On community (issue response, PR reviews and discussion health), 1Password is clearly ahead of Fastmail. On reach (how visible the ecosystem is beyond its own repos), 1Password is ahead of Fastmail. On momentum (release cadence and how fast the ecosystem moves), Fastmail is slightly ahead of 1Password.

1Password carries 12,938 GitHub stars across 96 public repos, with 38 repositories active in the last 90 days and 27 external contributors on record. Fastmail shows 6,316 stars across 38 public repos, 12 active in the last 90 days and 2 external contributors.

1Password is the stronger read for anyone weighting community. Fastmail 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.