litellm vs Open WebUI

litellm 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 meaningful lead over litellm (rank #1114) on the overall Smoower ecosystem score (50 vs 7). The gap of 43 points reflects composite signals across code, docs, community and reach.

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

litellm carries 0 GitHub stars across 0 public repos, with 0 repositories active in the last 90 days and 0 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.

litellm 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.