Amplitude vs Slab

Amplitude and Slab (Making the workplace a source of learning and purpose through knowledge-sharing. We're hiring!) both appear on the Smoower Developer Ecosystem Index.

Amplitude (rank #93) holds a modest lead over Slab (rank #455) on the overall Smoower ecosystem score (56 vs 39). The gap of 17 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 Slab. On education (docs, guides and learning material for developers), Slab is ahead of Amplitude. On community (issue response, PR reviews and discussion health), Slab is slightly ahead of Amplitude. On reach (how visible the ecosystem is beyond its own repos), Slab is slightly ahead of Amplitude. On momentum (release cadence and how fast the ecosystem moves), Amplitude is clearly ahead of Slab.

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. Slab shows 49,433 stars across 28 public repos, 0 active in the last 90 days and 8 external contributors. The star gap on its own does not decide the comparison, but Slab's footprint is roughly 15.6x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

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