Affirm vs Duo Security

Affirm and Duo Security both appear on the Smoower Developer Ecosystem Index.

Duo Security (rank #278) holds a narrow lead over Affirm (rank #485) on the overall Smoower ecosystem score (46 vs 38). 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), Duo Security is ahead of Affirm. On education (docs, guides and learning material for developers), Affirm is slightly ahead of Duo Security. On community (issue response, PR reviews and discussion health), Affirm is slightly ahead of Duo Security. On reach (how visible the ecosystem is beyond its own repos), Affirm is ahead of Duo Security. On momentum (release cadence and how fast the ecosystem moves), Duo Security 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. Duo Security shows 1,477 stars across 52 public repos, 15 active in the last 90 days and 6 external contributors. The star gap on its own does not decide the comparison, but Duo Security's footprint is roughly 7.1x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Affirm is the stronger read for anyone weighting reach. Duo Security 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.