Affirm vs Yoast

Affirm and Yoast (This is where the Yoast.com team shares its public code: from our WordPress plugins to other small projects.) both appear on the Smoower Developer Ecosystem Index.

Yoast (rank #209) holds a modest lead over Affirm (rank #485) on the overall Smoower ecosystem score (49 vs 38). The gap of 11 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Yoast is ahead of Affirm. On education (docs, guides and learning material for developers), Affirm is slightly ahead of Yoast. On community (issue response, PR reviews and discussion health), Yoast is slightly ahead of Affirm. On reach (how visible the ecosystem is beyond its own repos), Affirm is ahead of Yoast. On momentum (release cadence and how fast the ecosystem moves), Yoast is clearly 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. Yoast shows 3,439 stars across 78 public repos, 12 active in the last 90 days and 21 external contributors. The star gap on its own does not decide the comparison, but Yoast's footprint is roughly 16.6x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Affirm is the stronger read for anyone weighting reach. Yoast 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.