KAYAK vs Stripe

KAYAK and Stripe both appear on the Smoower Developer Ecosystem Index.

Stripe (rank #1) holds a meaningful lead over KAYAK (rank #485) on the overall Smoower ecosystem score (76 vs 38). The gap of 38 points reflects composite signals across code, docs, community and reach.

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

KAYAK carries 3,186 GitHub stars across 72 public repos, with 4 repositories active in the last 90 days and 1 external contributors on record. Stripe shows 44,519 stars across 97 public repos, 64 active in the last 90 days and 124 external contributors. The star gap on its own does not decide the comparison, but Stripe's footprint is roughly 14.0x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

KAYAK is the stronger read for anyone weighting reach. Stripe 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.