Amplitude vs Segment

Amplitude and Segment both appear on the Smoower Developer Ecosystem Index.

Amplitude (rank #93) holds a narrow lead over Segment (rank #103) on the overall Smoower ecosystem score (56 vs 55). The gap of 1 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Amplitude is ahead of Segment. On education (docs, guides and learning material for developers), Segment is clearly ahead of Amplitude. On community (issue response, PR reviews and discussion health), Segment is ahead of Amplitude. On reach (how visible the ecosystem is beyond its own repos), Segment is ahead of Amplitude. On momentum (release cadence and how fast the ecosystem moves), Amplitude is clearly ahead of Segment.

Amplitude carries 3,167 GitHub stars across 151 public repos, with 39 repositories active in the last 90 days and 23 external contributors on record. Segment shows 58,406 stars across 421 public repos, 53 active in the last 90 days and 12 external contributors. The star gap on its own does not decide the comparison, but Segment's footprint is roughly 18.4x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Amplitude is the stronger read for anyone weighting momentum. Segment 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.