Zvec: A lightweight, fast, in-process vector database

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Zvec is an open-source, in-process vector database — lightweight, lightning-fast, and designed to embed directly into applications. Built on Proxima (Alibaba's battle-tested vector search engine), it delivers production-grade, low-latency, scalable similarity search with minimal setup.

💫 Features

Blazing Fast : Searches billions of vectors in milliseconds.

: Searches billions of vectors in milliseconds. Simple, Just Works : Install and start searching in seconds. No servers, no config, no fuss.

: Install and start searching in seconds. No servers, no config, no fuss. Dense + Sparse Vectors : Work with both dense and sparse embeddings, with native support for multi-vector queries in a single call.

: Work with both dense and sparse embeddings, with native support for multi-vector queries in a single call. Hybrid Search : Combine semantic similarity with structured filters for precise results.

: Combine semantic similarity with structured filters for precise results. Runs Anywhere: As an in-process library, Zvec runs wherever your code runs — notebooks, servers, CLI tools, or even edge devices.

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