OpenSearchServer is an open source application server allowing development of index-based applications like search engines. Main features of OpenSearchServer are : An integrated crawler for databases, web pages and rich documents; a user friendly GUI allowing development of most...
Elasticsearch Alternatives
Elasticsearch is described as 'Unmatched relevance. Real-time insights. Anything is possible — when the precision of search meets the intelligence of AI' and is a popular Search Server in the development category. There are more than 50 alternatives to Elasticsearch for a variety of platforms, including Web-based, Linux, Self-Hosted, Mac and SaaS apps. The best Elasticsearch alternative is Apache Solr, which is both free and Open Source. Other great apps like Elasticsearch are Algolia, Meilisearch, OpenSearch and Manticore search.
Alternatives list
Cludo is a powerful search solution to your website. It is built on top of Elasticsearch which means you do not have to do any further developing, or hire any developer concerning site search. Cludo's focus is to deliver an easy to use search engine with the greatest support...


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Cost / License
- Free
- Open Source
Platforms
- Self-Hosted


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)


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Zevi is a site search engine that is build with NLP and AI at its core. With Zevi a customer can easily pass through your website and give back ranked results based on the businesses preference. Zevi makes site Information discovery a breeze.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)


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Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Self-Hosted
- Docker

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...
Cost / License
- Freemium
- Open Source (Apache-2.0)
Platforms
- Online
- Software as a Service (SaaS)
- Python

Adds a customizable search box to your web pages and show fast, relevant results powered by Google Search.
Cost / License
- Free
- Proprietary
Platforms
- Online


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Enterprise search, simplified. Cloud-based enterprise search solution that search across all of your organization’s content sources — Aconex, Procore, Dropbox, Microsoft Sharepoint, Onedrive, and more.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)

SearchUnit is the modern, flexible, fully featured ASP.NET search engine component for your web applications. Free Community edition available.


Sooqr is an instant & relevant onsite search engine for both product & content. Hassle-free installation - up and running within 15 minutes, and no developer needed. Sooqr Search is cloud-based, faceted & customisable.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Shopware
- OpenCart
- Software as a Service (SaaS)
- Magento Community Edition
- WooCommerce


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