USearch
Compact single-header vector search engine supporting multiple languages.
About
USearch by Unum is a compact single-header vector and text similarity search engine with bindings for C, C++, Python, JavaScript, Java, Rust, and many more languages across desktop, mobile, and WebAssembly. Built on the HNSW algorithm, it is far smaller than FAISS and supports half-precision, SIMD acceleration, and custom distance functions. Released under the Apache 2.0 license.
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Details
- Category
- Vector Databases & Embeddings
- Price
- Free
- Platform
- Local/Desktop
- Difficulty
- Easy (2/5)
- License
- Apache-2.0
- Added
- Apr 3, 2026
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