Affirm vs Calendly

Affirm and Calendly (Simple, beautiful scheduling.) both appear on the Smoower Developer Ecosystem Index.

Affirm (rank #485) holds a narrow lead over Calendly (rank #729) on the overall Smoower ecosystem score (38 vs 30). The gap of 8 points reflects composite signals across code, docs, community and reach.

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

Affirm carries 207 GitHub stars across 116 public repos, with 11 repositories active in the last 90 days and 3 external contributors on record. Calendly shows 132 stars across 29 public repos, 0 active in the last 90 days and 0 external contributors.

Affirm is the stronger read for anyone weighting community. Calendly 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.