Duolingo vs Linear

Duolingo and Linear (A purpose-built tool for planning and building products) both appear on the Smoower Developer Ecosystem Index.

Linear (rank #103) holds a modest lead over Duolingo (rank #338) on the overall Smoower ecosystem score (55 vs 43). The gap of 12 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Linear is slightly ahead of Duolingo. On education (docs, guides and learning material for developers), Linear is ahead of Duolingo. On community (issue response, PR reviews and discussion health), Duolingo is slightly ahead of Linear. On reach (how visible the ecosystem is beyond its own repos), Linear is clearly ahead of Duolingo. On momentum (release cadence and how fast the ecosystem moves), Linear is slightly 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. Linear shows 1,971 stars across 22 public repos, 5 active in the last 90 days and 21 external contributors.

Duolingo is the stronger read for anyone weighting community. Linear looks better where reach 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.