Humaans vs Klaviyo

Humaans (A better workplace starts here) and Klaviyo both appear on the Smoower Developer Ecosystem Index.

Klaviyo (rank #237) holds a modest lead over Humaans (rank #662) on the overall Smoower ecosystem score (48 vs 32). The gap of 16 points reflects composite signals across code, docs, community and reach.

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

Humaans carries 461 GitHub stars across 9 public repos, with 4 repositories active in the last 90 days and 2 external contributors on record. Klaviyo shows 573 stars across 117 public repos, 23 active in the last 90 days and 17 external contributors.

Humaans is the stronger read for anyone weighting education. Klaviyo looks better where reach 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.