{"repo":"unum-cloud/USearch","free":true,"listed":false,"github":"https://github.com/unum-cloud/USearch","clone":"git clone https://github.com/unum-cloud/USearch.git","description":"Fast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍","language":"C++","stars":4268,"topics":["kann","vector-search","approximate-nearest-neighbor-search","simd","search","similarity-search","database","faiss","search-engine","webassembly"],"license":"Apache-2.0","category":"databases-storage","readme_excerpt":"USearch Smaller & Faster Single-File Similarity Search & Clustering Engine for Vectors & 🔜 Texts                 Spatial • Binary • Probabilistic • User-Defined Metrics C++11 • Python 3 • JavaScript • Java • Rust • C99 • Objective-C • Swift • C# • Go • Wolfram Linux • macOS • Windows • iOS • Android • WebAssembly • SQLite --- - ✅ [10x faster][faster-than-faiss] [HNSW][hnsw-algorithm] implementation than [FAISS][faiss]. - ✅ Simple and extensible [single C++11 header][usearch-header] library . - ✅ Trusted by giants like Google and DBs like [ClickHouse][clickhouse-docs] & [DuckDB][duckdb-docs]. - ✅ [SIMD][simd]-optimized and user-defined metrics with JIT compilation. - ✅ Hardware-agnostic bf16 , e5m2 , & i8 - half-precision & quarter-precision support. - ✅ View large indexes from disk without loading into RAM. - ✅ Heterogeneous lookups, renaming/relabeling, and on-the-fly deletions. - ✅ Binary Tanimoto and Sorensen coefficients for Genomics and Chemistry applications. - ✅ Space-efficient point-clouds with uint40 t , accommodating 4B+ size. - ✅ Compatible with OpenMP and custom \"executors\" for fine-grained parallelism. - ✅ Semantic Search and Joins. - 🔄 Near-real-time clustering and sub-clustering for Tens or Millions of clusters. [faiss]: https://github.com/facebookresearch/faiss [usearch-header]: https://github.com/unum-cloud/USearch/blob/main/include/usearch/index.hpp [obscure-use-cases]: https://ashvardanian.com/po","default_branch":null,"files":null,"tree":[],"storefront":"/r/unum-cloud","claimed":false,"request_supported":{"post":"https://gitbuyer.com/r/unum-cloud/USearch/request-supported","requests":0},"note":"indexed from public GitHub; nothing is for sale on this page. Clone it from GitHub. Paid listings live at /search."}