Search & Retrieval
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PISA: Performant Indexes and Search for Academia
C++Apache-2.0updated Sep 20, 2026
A library of inverted index data structures
$ git clone https://github.com/ot/ds2i.gitPISA: Performant Indexes and Search for Academia
Apache Lucene and Solr open-source search software
Up to 100x faster strings for C, C++, CUDA, Python, Rust, Swift, JS, & Go, leveraging NEON, AVX2, AVX-512, SVE, GPGPU, & SWAR to accelerate search, hashing, sorting, edit distances, sketches, and memory ops ๐ฆ
Fast BM25 search in Python, powered by Numpy and Numba
Data from GitHub ยท snapshot Sep 24, 2026