Fastmail vs Metabase

Fastmail (Open-source software developed at Fastmail.) and Metabase both appear on the Smoower Developer Ecosystem Index.

Metabase (rank #165) holds a modest lead over Fastmail (rank #430) on the overall Smoower ecosystem score (51 vs 40). The gap of 11 points reflects composite signals across code, docs, community and reach.

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

Fastmail carries 6,316 GitHub stars across 38 public repos, with 12 repositories active in the last 90 days and 2 external contributors on record. Metabase shows 50,225 stars across 100 public repos, 21 active in the last 90 days and 49 external contributors. The star gap on its own does not decide the comparison, but Metabase's footprint is roughly 8.0x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Fastmail is the stronger read for anyone weighting reach. Metabase 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.