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Open Source Search Engines Software

Found 13 self-hosted alternatives in this category.

Aleph

MITDocker/K8S

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.

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Apache Solr

Apache-2.0Java/Docker/K8S

Enterprise search platform featuring full-text search, hit highlighting, faceted search, real-time indexing, dynamic clustering, and rich document (e.g., Word, PDF) handling

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Fess

Apache-2.0Java/Docker

Powerful and easily deployable Enterprise Search Server.

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Jina

Apache-2.0Python/Docker

Cloud-native neural search framework for any kind of data

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Manticore Search

GPL-3.0Docker/deb/C++/K8S

Full-text search and data analytics, with fast response time for small, medium and big data (alternative to Elasticsearch)

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MeiliSearch

MITRust/Docker/deb

Ultra relevant, instant and typo-tolerant full-text search API

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Meme Search

Apache-2.0Docker

AI-powered meme search engine. Automatically extracts descriptions from images using vision-language models, then indexes with vector embeddings for semantic and keyword search

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OpenSearch

Apache-2.0Java/Docker/K8S/deb

Distributed and RESTful search engine

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sist2

GPL-3.0C/Docker

Lightning-fast file system indexer and search tool

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Sosse

AGPL-3.0Python/Docker

Selenium based search engine and crawler with offline archiving

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Typesense

GPL-3.0C++/Docker/K8S/deb

Blazing fast, typo-tolerant open source search engine optimized for developer happiness and ease of use

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Yacy

GPL-2.0Java/Docker/K8S

Peer based, decentralized search engine server

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ZincSearch

Apache-2.0Go/Docker/K8S

Search engine that requires minimal resources (alternative to Elasticsearch).

WebsiteSource