Duolingo vs Marqeta

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

Duolingo (rank #338) holds a modest lead over Marqeta (rank #662) on the overall Smoower ecosystem score (43 vs 32). 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), Duolingo is slightly ahead of Marqeta. On education (docs, guides and learning material for developers), Marqeta is ahead of Duolingo. On community (issue response, PR reviews and discussion health), Duolingo is clearly ahead of Marqeta. On reach (how visible the ecosystem is beyond its own repos), Duolingo is ahead of Marqeta. On momentum (release cadence and how fast the ecosystem moves), Duolingo is clearly ahead of Marqeta.

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. Marqeta shows 84 stars across 18 public repos, 3 active in the last 90 days and 1 external contributors. The star gap on its own does not decide the comparison, but Duolingo's footprint is roughly 20.5x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Duolingo is the stronger read for anyone weighting community. Marqeta 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.