Affirm vs Semrush

Affirm and Semrush (We do love open source and have an opportunity to make it better from now.) both appear on the Smoower Developer Ecosystem Index.

Semrush (rank #317) holds a narrow lead over Affirm (rank #485) on the overall Smoower ecosystem score (44 vs 38). The gap of 6 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Affirm is slightly ahead of Semrush. On education (docs, guides and learning material for developers), Affirm is ahead of Semrush. On reach (how visible the ecosystem is beyond its own repos), Affirm is slightly ahead of Semrush. On momentum (release cadence and how fast the ecosystem moves), Semrush is ahead of Affirm.

Affirm carries 207 GitHub stars across 116 public repos, with 9 repositories active in the last 90 days and 4 external contributors on record. Semrush shows 454 stars across 11 public repos, 2 active in the last 90 days and 7 external contributors.

Affirm is the stronger read for anyone weighting education. Semrush looks better where momentum 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.