Klarna vs Semrush

Klarna 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.

Klarna (rank #257) holds a narrow lead over Semrush (rank #317) on the overall Smoower ecosystem score (47 vs 44). The gap of 3 points reflects composite signals across code, docs, community and reach.

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

Klarna carries 2,965 GitHub stars across 139 public repos, with 8 repositories active in the last 90 days and 2 external contributors on record. Semrush shows 454 stars across 11 public repos, 2 active in the last 90 days and 7 external contributors. The star gap on its own does not decide the comparison, but Klarna's footprint is roughly 6.5x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Klarna is the stronger read for anyone weighting reach. Semrush 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.