Customer IO vs Recurly

Customer IO and Recurly both appear on the Smoower Developer Ecosystem Index.

Customer IO (rank #165) holds a narrow lead over Recurly (rank #317) on the overall Smoower ecosystem score (51 vs 44). The gap of 7 points reflects composite signals across code, docs, community and reach.

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

Customer IO carries 684 GitHub stars across 107 public repos, with 42 repositories active in the last 90 days and 26 external contributors on record. Recurly shows 1,564 stars across 53 public repos, 26 active in the last 90 days and 5 external contributors.

Customer IO is the stronger read for anyone weighting reach. Recurly 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.