15Five vs Blackboard Inc.

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

Blackboard Inc. (rank #600) holds a narrow lead over 15Five (rank #696) on the overall Smoower ecosystem score (34 vs 31). 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), 15Five is slightly ahead of Blackboard Inc.. On education (docs, guides and learning material for developers), 15Five is slightly ahead of Blackboard Inc.. On community (issue response, PR reviews and discussion health), 15Five is slightly ahead of Blackboard Inc.. On reach (how visible the ecosystem is beyond its own repos), Blackboard Inc. is clearly ahead of 15Five. On momentum (release cadence and how fast the ecosystem moves), 15Five is clearly ahead of Blackboard Inc..

15Five carries 142 GitHub stars across 29 public repos, with 2 repositories active in the last 90 days and 4 external contributors on record. Blackboard Inc. shows 715 stars across 117 public repos, 2 active in the last 90 days and 2 external contributors. The star gap on its own does not decide the comparison, but Blackboard Inc.'s footprint is roughly 5.0x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

15Five is the stronger read for anyone weighting momentum. Blackboard Inc. 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.