LibreChat vs Open WebUI
An independent, evidence-based trust comparison of LibreChat and Open WebUI, two UI & App Builders projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.
Open WebUI leads on trust — 82.2/100 (Grade A) vs 71.3/100 (Grade B), a 10.9-point gap. Full breakdown below.
| Signal | LibreChatdanny-avila/LibreChat | Open WebUIopen-webui/open-webui |
|---|---|---|
| HVTrust score | 71.3 | 82.2 |
| Evidence grade | B | A |
| Coverage grade | A | A |
| Overall rank | #97 | #53 |
| Rank in UI & App Builders | #5 | #4 |
| GitHub stars | 41.7k | 147.8k |
| Last updated | today | today |
| Build provenance | No | Yes |
| OSSF Scorecard | 5.9 / 10 | 5.6 / 10 |
| License | MIT | NOASSERTION |
| Downloads | 182k/wk | 350k/wk |
| Trust dimensions (points earned) | ||
| Safety / integrity / 25 | 12.4 | 16.9 |
| Identity & provenance / 18 | 10.8 | 18.0 |
| Transparency / 17 | 13.5 | 13.3 |
| Maintenance / 20 | 20.0 | 20.0 |
| Adoption / 20 | 18.1 | 19.8 |
| Runtime capability surface (full matrix) | ||
| MCP server | Implemented | — |
| External providers | 7 — Amazon Bedrock, Anthropic, Azure OpenAI, … | 12 — Amazon Bedrock, Anthropic, Brave Search, … |
| Requires API keys | No | Yes |
| Plugin surface | marketplace | plugins |
| Provenance drift | — | Unknown |
How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.2 →