A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
- search-engine
- typo-tolerance
- site-search
- database
Repository Index
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AI search engine and MCP server for bots and agents. One Rust binary indexes code, docs, logs, JSONL/CSV and PDFs for BM25 full-text, vector and hybrid search, code search without grep, agent memory and RAG. Elasticsearch-compatible API; Corpus Hub serves hundreds of reference memory corpora.
- elasticsearch
- hybrid-search
- search-engine
- vector-search
Weaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance and scalability of a cloud-native database.
- search-engine
- semantic-search
- semantic-search-engine
- vector-search
One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.
- sparse-vector
- hybrid-search
- bm25
- full-text-search
HelixDB is an OLTP graph database with native vector and full-text search built in Rust on Object Storage.
Your own search engine
- history
- index
- search
- search-engine
The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.
- ai-native
- nearest-neighbor-search
- rag
- vector-search
AI Search & RAG Without Moving Your Data. Get instant answers from your company's knowledge across 100+ apps while keeping data secure. Deploy in minutes, not months.
- search
- search-engine
- federated-query
- federated-search
:ocean: Blazing fast 1kb search library
Pyserini is a Python toolkit for reproducible information retrieval research with sparse and dense representations.
- information-retrieval
rats-search: BitTorrent P2P multi-platform search engine for Desktop and Web servers with integrated torrent client
- bittorrent
- search
- scanner
- p2p
A persistent, network resilient, full text search library for the browser and Node.js
- search
- nlp
- offline-first
The First Real-Time Search Analytics Database
A Modern C++ Data Sciences Toolkit
- nlp
- nlp-parsing
- search-engine
- inverted-index
Extremely fast faceted search engine in JavaScript - lightweight, flexible, and simple to use
- fulltext-search
- search-engine
- facets
- filters
Active Search Engine: Customizable Keyword-Controlled Search Tool for Windows
- active-search-engine-download
- active-search-engine-latest-version
- custom-search-engine
- download-active-search-engine
ZoneTree.FullTextSearch is an open-source library that extends ZoneTree to provide efficient full-text search capabilities. It offers a fast, embedded search engine suitable for applications that require high performance and do not rely on external databases.
Full-text indexing and search for Common Lisp