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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.

Amgix

Amgix (a-MAG-ix) is a modular distributed hybrid search system

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.

ElasticSearch

Distributed, RESTful search and analytics engine.

Fess

Powerful and easily deployable Enterprise Search Server.

Jina

Cloud-native neural search framework for any kind of data.

Manticore Search

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

MeiliSearch

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

Meilisearch-UI

😎 Open-source, pretty, simple and fast ⚡ Meilisearch admin dashboard UI for managing your meilisearch instances 🕹

Meme Search

The open source Meme Search Engine and Finder. Free and built to self-host locally with Python, Ruby, and Docker.

OpenSearch

Distributed and RESTful search engine.

Selenium based search engine and crawler with offline archiving.

Typesense

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

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).

Whoogle

A self-hosted, ad-free, privacy-respecting metasearch engine.

Yacy

Peer based, decentralized search engine server.

ZincSearch

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

sist2

Lightning-fast file system indexer and search tool.