15Five vs edX

15Five and edX (Online learning at https://edx.org, powered by the Open edX platform https://openedx.org) both appear on the Smoower Developer Ecosystem Index.

edX (rank #338) holds a modest lead over 15Five (rank #693) on the overall Smoower ecosystem score (43 vs 31). 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), edX is ahead of 15Five. On education (docs, guides and learning material for developers), 15Five is slightly ahead of edX. On community (issue response, PR reviews and discussion health), 15Five is ahead of edX. On reach (how visible the ecosystem is beyond its own repos), edX is clearly ahead of 15Five. On momentum (release cadence and how fast the ecosystem moves), edX is ahead of 15Five.

15Five carries 141 GitHub stars across 29 public repos, with 2 repositories active in the last 90 days and 5 external contributors on record. edX shows 392 stars across 250 public repos, 52 active in the last 90 days and 22 external contributors.

15Five is the stronger read for anyone weighting community. edX 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.