37signals vs kununu

37signals (HEY! It's in Basecamp!) and kununu (Let's make work better.) both appear on the Smoower Developer Ecosystem Index.

37signals (rank #122) holds a modest lead over kununu (rank #602) on the overall Smoower ecosystem score (54 vs 34). The gap of 20 points reflects composite signals across code, docs, community and reach.

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

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. kununu shows 132 stars across 40 public repos, 17 active in the last 90 days and 2 external contributors. The star gap on its own does not decide the comparison, but 37signals's footprint is roughly 862.6x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

37signals is the stronger read for anyone weighting community. kununu makes more sense for teams already using its adjacent tools. The table below breaks the scores down pillar by pillar; the linked profiles cover the underlying repos, docs and community signals in full.