Duolingo vs Ironclad

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

Duolingo (rank #338) holds a narrow lead over Ironclad (rank #455) on the overall Smoower ecosystem score (43 vs 39). The gap of 4 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 Ironclad. On education (docs, guides and learning material for developers), Ironclad is clearly ahead of Duolingo. On community (issue response, PR reviews and discussion health), Duolingo is slightly ahead of Ironclad. On reach (how visible the ecosystem is beyond its own repos), Duolingo is ahead of Ironclad. On momentum (release cadence and how fast the ecosystem moves), Duolingo is clearly ahead of Ironclad.

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. Ironclad shows 4,723 stars across 8 public repos, 1 active in the last 90 days and 5 external contributors.

Duolingo is the stronger read for anyone weighting momentum. Ironclad 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.