Duolingo vs HubSpot

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

HubSpot (rank #93) holds a modest lead over Duolingo (rank #338) on the overall Smoower ecosystem score (56 vs 43). The gap of 13 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), HubSpot is ahead of Duolingo. On education (docs, guides and learning material for developers), HubSpot is slightly ahead of Duolingo. On community (issue response, PR reviews and discussion health), Duolingo is slightly ahead of HubSpot. On reach (how visible the ecosystem is beyond its own repos), HubSpot is clearly ahead of Duolingo. On momentum (release cadence and how fast the ecosystem moves), HubSpot 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. HubSpot shows 53,481 stars across 381 public repos, 35 active in the last 90 days and 4 external contributors. The star gap on its own does not decide the comparison, but HubSpot's footprint is roughly 31.1x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

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