37signals vs Close

37signals (HEY! It's in Basecamp!) and Close (The inside sales CRM of choice for SMBs) both appear on the Smoower Developer Ecosystem Index.

37signals (rank #122) holds a modest lead over Close (rank #298) on the overall Smoower ecosystem score (54 vs 45). The gap of 9 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), 37signals is ahead of Close. On education (docs, guides and learning material for developers), Close is ahead of 37signals. On community (issue response, PR reviews and discussion health), 37signals is ahead of Close. On reach (how visible the ecosystem is beyond its own repos), 37signals is clearly ahead of Close. On momentum (release cadence and how fast the ecosystem moves), Close is ahead of 37signals.

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. Close shows 3,871 stars across 190 public repos, 25 active in the last 90 days and 10 external contributors. The star gap on its own does not decide the comparison, but 37signals's footprint is roughly 29.4x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

37signals is the stronger read for anyone weighting reach. Close looks better where education 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.