High-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform. Apache Lucene is a open source.
Milvus Alternatives
Milvus is described as 'Open-source vector database built to power embedding similarity search and AI applications. Milvus makes unstructured data search more accessible, and provides a consistent user experience regardless of the deployment environment' and is an app in the development category. There are more than 50 alternatives to Milvus for a variety of platforms, including Linux, Web-based, Self-Hosted, Mac and Windows apps. The best Milvus alternative is Algolia. It's not free, so if you're looking for a free alternative, you could try Algolia or Elasticsearch. Other great apps like Milvus are Golem, Apache Solr, Manticore search and FalkorDB.
Alternatives list
- 10 Apache Lucene alternatives
Free Web Hosting provider with paid options for Shared Hosting, VPS, and Domains. The website offers free subdomain registrations.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)

GPU Sharing Economy: One simple interface to find the best cloud GPU rentals. Reduce cloud compute costs by 3X to 5X.
Whoosh is a library of classes and functions for indexing text and then searching the index. It allows you to develop custom search engines for your content.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
Toshi is meant to be a full-text search engine similar to Elasticsearch. Toshi strives to be to Elasticsearch what Tantivy is to Lucene.
Cost / License
- Free
- Open Source
Platforms
- Linux
- 14 Pinecone alternatives
Fully-managed vector database providing lightning-fast, relevant search with developer-focused APIs, effortless scalability, metadata filters, transparent usage-based pricing, multi-cloud support, easy integration, unstructured data handling, and no need for infrastructure upkeep.


Redisearch implements a search engine on top of Redis, but unlike other Redis search libraries, it does not use internal data structures like sorted sets.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Linux
- Online
- Self-Hosted
Elasticlunr.js, lightweight full-text search engine in Javascript for browser search and offline search. Elasticlunr.js is developed based on Lunr.js, but more flexible than lunr.js. Elasticlunr.js provides Query-Time boosting and field search.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
Low End Box is dedicated for running websites and services on low end dedicated servers/virtual private servers, where you only need to pay a few dollars a month to get full root access.
Cost / License
- Free
- Proprietary
Platforms
- Online
i-Search Pro changes the way of WordPress Search. It’s full WooCommerce compatible. Provide Live search results in milliseconds. Include almost everything in your search results.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Self-Hosted
- Wordpress


+5
An intelligent yet easy-to-install site search for any website. Simply start typing to get search autosuggestions and semantically enriched structured data at your fingertips.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)


+6
Xapian is an open source probabilistic information retrieval library, released under the GNU General Public License (GPL). It is a full text search engine library for programmers. It is written in C++, with bindings to allow use from Perl, Python, PHP, Java, Tcl, C#, Ruby, and...


































