15Five vs Formspark

15Five and Formspark both appear on the Smoower Developer Ecosystem Index.

Formspark (rank #372) holds a modest lead over 15Five (rank #693) on the overall Smoower ecosystem score (42 vs 31). The gap of 11 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Formspark is ahead of 15Five. On education (docs, guides and learning material for developers), Formspark is ahead of 15Five. On community (issue response, PR reviews and discussion health), 15Five is slightly ahead of Formspark. On reach (how visible the ecosystem is beyond its own repos), 15Five is slightly ahead of Formspark. On momentum (release cadence and how fast the ecosystem moves), Formspark 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. Formspark shows 67 stars across 8 public repos, 8 active in the last 90 days and 2 external contributors.

15Five is the stronger read for anyone weighting reach. Formspark 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.