---
title: "zvec vs LEANN"
type: "comparison"
canonical_url: "https://www.graphcanon.com/compare/alibaba-zvec-vs-startrail-org-leann"
tools: ["alibaba-zvec", "startrail-org-leann"]
---

# zvec vs LEANN

Neutral, constraint-first comparison with live GitHub stats.

| | [zvec](/tools/alibaba-zvec.md) | [LEANN](/tools/startrail-org-leann.md) |
| --- | --- | --- |
| Tagline | A lightweight, lightning-fast, in-process vector database | RAG on Everything with LEANN |
| Stars | 13,974 | 12,653 |
| Forks | 847 | 1,138 |
| Open issues | 56 | 44 |
| Language | C++ | Python |
| License | Apache-2.0 | MIT |
| Categories | Vector Databases | Data & Retrieval, Vector Databases |

---

**Machine-readable endpoints**

- JSON: [`/api/graphcanon/graph?tool=alibaba-zvec`](/api/graphcanon/graph?tool=alibaba-zvec)
- LLM index: [/llms.txt](/llms.txt)
- Full corpus: [/llms-full.txt](/llms-full.txt)

_GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_