Kustomer vs Starling Bank

Kustomer and Starling Bank both appear on the Smoower Developer Ecosystem Index.

Kustomer (rank #600) holds a narrow lead over Starling Bank (rank #625) on the overall Smoower ecosystem score (34 vs 33). The gap of 1 points reflects composite signals across code, docs, community and reach.

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

Kustomer carries 15 GitHub stars across 19 public repos, with 4 repositories active in the last 90 days and 3 external contributors on record. Starling Bank shows 195 stars across 3 public repos, 3 active in the last 90 days and 0 external contributors. The star gap on its own does not decide the comparison, but Starling Bank's footprint is roughly 13.0x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Kustomer is the stronger read for anyone weighting education. Starling Bank 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.