37signals vs Pinterest

37signals (HEY! It's in Basecamp!) and Pinterest (Pinterest's Open Source Projects) both appear on the Smoower Developer Ecosystem Index.

37signals (rank #122) holds a modest lead over Pinterest (rank #430) on the overall Smoower ecosystem score (54 vs 40). The gap of 14 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 37signals. On education (docs, guides and learning material for developers), Pinterest is slightly ahead of 37signals. On community (issue response, PR reviews and discussion health), 37signals is slightly ahead of Pinterest. On reach (how visible the ecosystem is beyond its own repos), 37signals is clearly ahead of Pinterest. On momentum (release cadence and how fast the ecosystem moves), 37signals is slightly ahead of Pinterest.

37signals carries 113,857 GitHub stars across 236 public repos, with 48 repositories active in the last 90 days and 298 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 37signals's footprint is roughly 3.7x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

37signals is the stronger read for anyone weighting reach. 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.