USearch is a highly efficient and compact single-file similarity search engine designed for vectors and upcoming text applications. Notably, it boasts a 10x faster HNSW implementation compared to FAISS, with a simple and extensible C++11 header implementation. Its versatility is evident in its compatibility with numerous programming languages, making it a trusted choice for Datalakes and Databases like ClickHouse.
USearch stands out with SIMD-optimized and user-defined metrics, supporting JIT compilation, and offering hardware-agnostic f16 and i8 - half-precision and quarter-precision support. USearch differentiates itself by extending beyond typical metrics, allowing customization for various applications, making it a compelling choice for those seeking performance without compromising flexibility.