KAYAK vs Zapier

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

Zapier (rank #27) holds a meaningful lead over KAYAK (rank #485) on the overall Smoower ecosystem score (64 vs 38). The gap of 26 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 KAYAK. On education (docs, guides and learning material for developers), Zapier is ahead of KAYAK. On community (issue response, PR reviews and discussion health), Zapier is slightly ahead of KAYAK. On reach (how visible the ecosystem is beyond its own repos), Zapier is ahead of KAYAK. On momentum (release cadence and how fast the ecosystem moves), Zapier is 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. Zapier shows 6,768 stars across 296 public repos, 13 active in the last 90 days and 23 external contributors.

KAYAK is worth a look for teams already invested in its stack. Zapier looks better where reach 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.