lexical-search

SeekStorm - sub-millisecond full-text search library & multi-tenancy server in Rust

Fast lexical search implementing BM25 in Python using Numpy, Numba and Scipy

Lite & Super-fast re-ranking for your search & retrieval pipelines. Supports SoTA Listwise and Pairwise reranking based on LLMs and cross-encoders and more. Created by Prithivi Da, open for PRs & Collaborations.

Quranic Lexical/Semantic Search

Cross-platform Search Engine and File Explorer for Multimedia

Intelligent Document Search for the Staatsarchiv Zurich.

RESTful API for Quranic Lexical Search

Simple lexicon matcher against a text

An end-to-end private Opensearch cluster deployment example. This repo demonstrates various Keyword search functionalities available through Opensearch

A Python-based assistant for Obsidian notes that provides powerful and efficient utilities to aid in knowledge management and research. Includes lexical search with BM25S.

Notebook for AICamp talk on Mar 19, 2025

Overview of open-source lexical search libraries and servers

Lexical search based on partitioned index of hashed words in object storage

Baseline models for searching for movie plots from Wikipedia articles. Techniques include BM25 (lexical search), bi/cross-encoding (semantic search), and retrieval-augmented generation (RAG) using Mistal 7B through Fireworks.ai.

An ultra-fast BM25 retriever with support for multiple variants and meta-data filtering.

A simple hybrid search Flask application that integrates traditional full-text (lexical/BM25) search with semantic (neural sparse embeddings) search. It also provides autocomplete functionality for an improved search experience.