Marqo vs Open WebUI

Marqo (Tensor search for humans.) and Open WebUI (On a mission to build the best AI user interface.) both appear on the Smoower Developer Ecosystem Index.

Open WebUI (rank #189) holds a modest lead over Marqo (rank #430) on the overall Smoower ecosystem score (50 vs 40). The gap of 10 points reflects composite signals across code, docs, community and reach.

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

Marqo carries 5,394 GitHub stars across 28 public repos, with 14 repositories active in the last 90 days and 4 external contributors on record. Open WebUI shows 159,650 stars across 25 public repos, 12 active in the last 90 days and 198 external contributors. The star gap on its own does not decide the comparison, but Open WebUI's footprint is roughly 29.6x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Marqo is the stronger read for anyone weighting reach. Open WebUI 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.