Duolingo vs Gusto

Duolingo and Gusto both appear on the Smoower Developer Ecosystem Index.

Duolingo and Gusto sit at essentially the same overall ecosystem score (43), which is unusual and worth reading through the pillars below.

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

Duolingo carries 1,721 GitHub stars across 12 public repos, with 8 repositories active in the last 90 days and 11 external contributors on record. Gusto shows 781 stars across 148 public repos, 20 active in the last 90 days and 6 external contributors.

Duolingo is the stronger read for anyone weighting reach. Gusto looks better where education 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.