Klaviyo vs Semrush

Klaviyo and Semrush (We do love open source and have an opportunity to make it better from now.) both appear on the Smoower Developer Ecosystem Index.

Klaviyo (rank #237) holds a narrow lead over Semrush (rank #317) on the overall Smoower ecosystem score (48 vs 44). The gap of 4 points reflects composite signals across code, docs, community and reach.

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

Klaviyo carries 573 GitHub stars across 117 public repos, with 23 repositories active in the last 90 days and 17 external contributors on record. Semrush shows 454 stars across 11 public repos, 2 active in the last 90 days and 7 external contributors.

Klaviyo is the stronger read for anyone weighting community. Semrush looks better where education 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.