15Five vs Iterable

15Five and Iterable both appear on the Smoower Developer Ecosystem Index.

Iterable (rank #317) holds a modest lead over 15Five (rank #693) on the overall Smoower ecosystem score (44 vs 31). The gap of 13 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Iterable is ahead of 15Five. On education (docs, guides and learning material for developers), Iterable is ahead of 15Five. On community (issue response, PR reviews and discussion health), Iterable is slightly ahead of 15Five. On reach (how visible the ecosystem is beyond its own repos), Iterable is ahead of 15Five. On momentum (release cadence and how fast the ecosystem moves), Iterable is clearly ahead of 15Five.

15Five carries 141 GitHub stars across 29 public repos, with 2 repositories active in the last 90 days and 5 external contributors on record. Iterable shows 269 stars across 100 public repos, 16 active in the last 90 days and 10 external contributors.

15Five is worth a look for teams already invested in its stack. Iterable 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.