Developer ecosystem comparison
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Klarna vs Userlike

Developer ecosystem comparison across GitHub activity, SDKs, documentation, community, reach and momentum.

Klarna and Userlike both appear on the Smoower Developer Ecosystem Index.

Klarna (rank #257) holds a modest lead over Userlike (rank #569) on the overall Smoower ecosystem score (47 vs 35). The gap of 12 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 Userlike. On education (docs, guides and learning material for developers), Userlike is ahead of Klarna. On community (issue response, PR reviews and discussion health), Klarna is ahead of Userlike. On reach (how visible the ecosystem is beyond its own repos), Klarna is clearly ahead of Userlike. On momentum (release cadence and how fast the ecosystem moves), Klarna is slightly ahead of Userlike.

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. Userlike shows 38 stars across 14 public repos, 3 active in the last 90 days and 3 external contributors. The star gap on its own does not decide the comparison, but Klarna's footprint is roughly 78.0x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

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

Side-by-side metrics

MetricKlarnaUserlike
Ranking
Overall rank#257#569
Pillars
Overall4735
Code5743
Education7685
Community3112
Reach6420
Momentum1612
Builder experience00
Signals
Stars2,96538
Forks7375
Public repos13914
Active repos (90d)83
External contributors23
Avg polish5336
Avg AI-readiness3835

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