Published April 16, 2026 | Version v2.25.1
Software Open

USearch: Smaller & Faster Similarity Search & Clustering Engine

Authors/Creators

Description

Portable single-header similarity search and clustering library with SIMD-optimized and user-defined metrics, supporting 15+ quantization levels from f64 to f6 and single-bit, with native bindings for C++, Python, Rust, JavaScript, Java, Go, Swift, C#, C, Objective-C, and Wolfram, trusted by Google, Microsoft, ClickHouse, DuckDB, ScyallDB, Yugabyte, TiDB, and others.

Notes

If you use this software, please cite it as below.

Files

unum-cloud/USearch-v2.25.1.zip

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