Customer IO vs Pinterest

Customer IO and Pinterest (Pinterest's Open Source Projects) both appear on the Smoower Developer Ecosystem Index.

Customer IO (rank #165) holds a modest lead over Pinterest (rank #430) on the overall Smoower ecosystem score (51 vs 40). The gap of 11 points reflects composite signals across code, docs, community and reach.

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

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. Pinterest shows 30,737 stars across 98 public repos, 37 active in the last 90 days and 22 external contributors. The star gap on its own does not decide the comparison, but Pinterest's footprint is roughly 44.9x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Customer IO is the stronger read for anyone weighting education. Pinterest looks better where code quality 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.