ElasticSearch Distributed, RESTful search and analytics engine. Self-hostedOpen sourceSearch Engines 78,417SSPL-1.0Javaupdated Oct 2026
MeiliSearch Ultra relevant, instant and typo-tolerant full-text search API. Self-hostedOpen sourceSearch Engines 59,688MITRustupdated Oct 2026
SearXNG Internet metasearch engine which aggregates results from various search services and databases (Fork of Searx). Self-hostedOpen sourceSearch Engines 38,930AGPL-3.0Pythonupdated Oct 2026
Typesense Blazing fast, typo-tolerant open source search engine optimized for developer happiness and ease of use. Self-hostedOpen sourceSearch Engines 27,057GPL-3.0C++updated Oct 2026
OpenSearch Distributed and RESTful search engine. Self-hostedOpen sourceSearch Engines 13,918Apache-2.0Javaupdated Oct 2026
M Manticore Search Full-text search and data analytics, with fast response time for small, medium and big data (alternative to Elasticsearch). Self-hostedOpen sourceSearch Engines 12,074GPL-3.0C++updated Oct 2026
Hister Personal web search engine with automatic indexing of visited websites. Supports offline local result previews, local files, multi-user handling and optional semantic search. Self-hostedOpen sourceSearch Engines 6,164AGPL-3.0Goupdated Oct 2026
bitmagnet BitTorrent indexer, DHT crawler, content classifier and torrent search engine with web UI, GraphQL API and Servarr stack integration. Self-hostedOpen sourceArchiving and Digital Preservation (DP)File Transfer - Peer-to-peer FilesharingSearch Engines 4,437MITGoupdated May 2026
Y Yacy Peer based, decentralized search engine server. Self-hostedOpen sourceSearch Engines 4,084GPL-2.0Javaupdated Sept 2026
A Aleph Tool for indexing large amounts of both documents (PDF, Word, HTML) and structured (CSV, XLS, SQL) data for easy browsing and search. It is built with investigative reporting as a primary use case. Self-hostedOpen sourceSearch EnginesKnowledge Management Tools 2,483MITDockerupdated Dec 2025
Apache Solr Enterprise search platform featuring full-text search, hit highlighting, faceted search, real-time indexing, dynamic clustering, and rich document (e.g., Word, PDF) handling. Self-hostedOpen sourceSearch Engines 1,691Apache-2.0Javaupdated Oct 2026
W Websurfx Aggregate results from other search engines (metasearch engine) without ads while keeping privacy and security in mind. It is extremely fast and provides a high level of customization (alternative to SearX). Self-hostedOpen sourceSearch Engines 1,222AGPL-3.0Rustupdated Oct 2026
F Fess Powerful and easily deployable Enterprise Search Server. Self-hostedOpen sourceSearch Engines 1,142Apache-2.0Javaupdated Oct 2026
Meme Search AI-powered meme search engine. Automatically extracts descriptions from images using vision-language models, then indexes with vector embeddings for semantic and keyword search. Self-hostedOpen sourceSearch Engines 765Apache-2.0Dockerupdated Oct 2026
Amgix Hybrid search engine built for flexible deployment and real-world messy data. Self-hostedOpen sourceSearch Engines 10AGPL-3.0Dockerupdated Oct 2026
Sosse Selenium based search engine and crawler with offline archiving. Self-hostedOpen sourceSearch EnginesArchiving and Digital Preservation (DP) 2AGPL-3.0Pythonupdated Mar 2026