Fastmail vs Teamwork.com

Fastmail (Open-source software developed at Fastmail.) and Teamwork.com (World-class products that work together to streamline your business. We're hiring!) both appear on the Smoower Developer Ecosystem Index.

Teamwork.com (rank #237) holds a narrow lead over Fastmail (rank #430) on the overall Smoower ecosystem score (48 vs 40). 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), Teamwork.com is clearly ahead of Fastmail. On education (docs, guides and learning material for developers), Fastmail is slightly ahead of Teamwork.com. On community (issue response, PR reviews and discussion health), Teamwork.com is slightly ahead of Fastmail. On reach (how visible the ecosystem is beyond its own repos), Fastmail is clearly ahead of Teamwork.com. On momentum (release cadence and how fast the ecosystem moves), Fastmail is ahead of Teamwork.com.

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. Teamwork.com shows 2,108 stars across 123 public repos, 14 active in the last 90 days and 13 external contributors.

Fastmail is the stronger read for anyone weighting reach. Teamwork.com looks better where code quality 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.