LanceDB vs Zilliz

LanceDB and Zilliz (Vector Database for Enterprise-grade AI and LLM applications) both appear on the Smoower Developer Ecosystem Index.

LanceDB (rank #93) holds a narrow lead over Zilliz (rank #122) on the overall Smoower ecosystem score (56 vs 54). The gap of 2 points reflects composite signals across code, docs, community and reach.

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

LanceDB carries 12,402 GitHub stars across 52 public repos, with 17 repositories active in the last 90 days and 63 external contributors on record. Zilliz shows 37,860 stars across 71 public repos, 29 active in the last 90 days and 105 external contributors. The star gap on its own does not decide the comparison, but Zilliz's footprint is roughly 3.1x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

LanceDB is the stronger read for anyone weighting momentum. Zilliz looks better where code quality 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.