Anthropic vs Chroma

Anthropic and Chroma both appear on the Smoower Developer Ecosystem Index.

Anthropic (rank #45) holds a modest lead over Chroma (rank #255) on the overall Smoower ecosystem score (63 vs 48). The gap of 15 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Anthropic is slightly ahead of Chroma. On community (issue response, PR reviews and discussion health), Anthropic is clearly ahead of Chroma. On reach (how visible the ecosystem is beyond its own repos), Chroma is slightly ahead of Anthropic. On momentum (release cadence and how fast the ecosystem moves), Anthropic is clearly ahead of Chroma.

Anthropic carries 608,522 GitHub stars across 97 public repos, with 45 repositories active in the last 90 days and 736 external contributors on record. Chroma shows 30,941 stars across 29 public repos, 3 active in the last 90 days and 117 external contributors. The star gap on its own does not decide the comparison, but Anthropic's footprint is roughly 19.7x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Anthropic is the stronger read for anyone weighting momentum. Chroma 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.