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.

Semantic search over videos using Gemini Embedding 2 or Qwen3-VL.

Apache Lucene and Solr open-source search software

A fast file search utility for Unix-like systems based on GTK3

Fast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍

A full-text search engine in rust

Distributed Peer-to-Peer Web Search Engine and Intranet Search Appliance

ACID Document Database

🌱 TDF - Tree Document Format - a universal file format for web collections

A list of practical knowledge-building projects.

Apache Lucene open-source search software

Your own search engine

🔍 AI search engine - self-host with local or cloud LLMs

A fully featured full text search engine written in PHP

Web application that indexes all popular torrent sites, and saves it to the local database.

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.

🔍 Tiny, full-text search engine for static websites built with Rust and Wasm

🎁 7,400,000+ Unsplash images made available for research and machine learning

Google SEO Research and Web Traffic Monetization

All-in-one platform for search, recommendations, RAG, and analytics offered via API

🚀 efficient approximate nearest neighbor search algorithm collections library written in Rust 🦀 .

Awesome Deep Learning papers for industrial Search, Recommendation and Advertisement. They focus on Embedding, Matching, Pre-Ranking, Ranking, Post Ranking, Relevance, LLM and RL. Please cite our paper "Deep Learning to Rank in Industrial Search Engines, Recommender Systems, and Online Advertising - An Overview and New Perspectives" (TOIS 2026).

rats-search: BitTorrent P2P multi-platform search engine for Desktop and Web servers with integrated torrent client

Internet search engine for text-oriented websites. Indexing the small, old and weird web.

Search engine aggregator with a comprehensive plugin/extension system

SeekStorm: vector & lexical search - in-process library & multi-tenancy server, in Rust.

An open source, non-profit web search engine

XERJ is the new way for AI to search data. Its autoindex capability activates agents to know your data without the token waste of grep and sed. One command indexes code, docs, logs and PDFs for search, RAG, security audits and agent memory, using 40x fewer tokens than grep. Elasticsearch compatible, so existing clients just work.

JVector: the most advanced embedded vector search engine

Apache Solr open-source search software