Klarna vs Zapier
Developer ecosystem comparison across GitHub activity, SDKs, documentation, community, reach and momentum.
Klarna and Zapier both appear on the Smoower Developer Ecosystem Index.
Zapier (rank #27) holds a modest lead over Klarna (rank #257) on the overall Smoower ecosystem score (64 vs 47). The gap of 17 points reflects composite signals across code, docs, community and reach.
On code quality (the state of repositories, tests, releases and polish), Zapier is ahead of Klarna. On education (docs, guides and learning material for developers), Klarna is slightly ahead of Zapier. On community (issue response, PR reviews and discussion health), Zapier is slightly ahead of Klarna. On reach (how visible the ecosystem is beyond its own repos), Klarna is slightly ahead of Zapier. On momentum (release cadence and how fast the ecosystem moves), Zapier 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. Zapier shows 6,774 stars across 296 public repos, 13 active in the last 90 days and 22 external contributors.
Klarna is the stronger read for anyone weighting education. Zapier 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.
Side-by-side metrics
| Metric | Klarna | Zapier |
|---|---|---|
| Ranking | ||
| Overall rank | #257 | #27 |
| Pillars | ||
| Overall | 47 | 64 |
| Code | 57 | 68 |
| Education | 76 | 73 |
| Community | 31 | 37 |
| Reach | 64 | 63 |
| Momentum | 16 | 54 |
| Builder experience | 0 | 0 |
| Signals | ||
| Stars | 2,965 | 6,774 |
| Forks | 737 | 1,358 |
| Public repos | 139 | 296 |
| Active repos (90d) | 8 | 13 |
| External contributors | 2 | 22 |
| Avg polish | 53 | 79 |
| Avg AI-readiness | 38 | 43 |