Duolingo vs Duo Security

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

Duo Security (rank #278) holds a narrow lead over Duolingo (rank #338) on the overall Smoower ecosystem score (46 vs 43). The gap of 3 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 Duolingo. On education (docs, guides and learning material for developers), Duo Security is clearly ahead of Duolingo. On community (issue response, PR reviews and discussion health), Duolingo is slightly ahead of Duo Security. On reach (how visible the ecosystem is beyond its own repos), Duolingo is clearly ahead of Duo Security. On momentum (release cadence and how fast the ecosystem moves), Duo Security is ahead of Duolingo.

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. Duo Security shows 1,477 stars across 52 public repos, 15 active in the last 90 days and 6 external contributors.

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