AWeber vs 37signals

AWeber (Powerfully-simple #emailmarketing for small businesses.) and 37signals (HEY! It's in Basecamp!) both appear on the Smoower Developer Ecosystem Index.

37signals (rank #122) holds a modest lead over AWeber (rank #536) on the overall Smoower ecosystem score (54 vs 36). The gap of 18 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 AWeber. On education (docs, guides and learning material for developers), AWeber is ahead of 37signals. On community (issue response, PR reviews and discussion health), 37signals is clearly ahead of AWeber. On reach (how visible the ecosystem is beyond its own repos), 37signals is clearly ahead of AWeber. On momentum (release cadence and how fast the ecosystem moves), 37signals is ahead of AWeber.

AWeber carries 503 GitHub stars across 22 public repos, with 0 repositories active in the last 90 days and 0 external contributors on record. 37signals shows 113,857 stars across 236 public repos, 48 active in the last 90 days and 298 external contributors. The star gap on its own does not decide the comparison, but 37signals's footprint is roughly 226.4x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

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