elasticsearch
ElasticSearch is a distributed, RESTful, free/open source search server based on Java and under the Apache License ( Lucene ).
Alternatives to Algolia
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Apache Solr
Solr is an open source enterprise search server based on Lucene search library, with XML/HTTP and JSON APIs. Its major features include powerful full-text search, hit highlighting, faceted search, dynamic clustering, database integration, and rich d…
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Cludo Site Search
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…
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Site Search 360
The best site search for any website. Simple type, get search suggests, autocompletions and structured data at your fingertips. Site Search 360 is an easy drop in replacement for Google Site Search. There is also a free option for smaller websites. …
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Sphinx (search engine)
Sphinx is a free software search engine designed with indexing database content in mind. It currently supports MySQL, PostgreSQL, and ODBC-compliant databases as data sources natively. Other data sources can be indexed via pipe in a custom XML forma…
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OpenSearchServer
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 GU…
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swiftype
The easiest way to add great search to your website Swiftype is a hosted software service that eliminates the need to create your own search software from scratch, making it possible for any website owner or mobile app developer to add great search …
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Google Custom Search Engine
With Google Custom Search, add a search box to your homepage to help people find what they need on your website.
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Expertrec Search Engine
Expertrec site search engine helps you add ultra fast search to your website . It adds a superb autosuggest and search listing pages where people can find products with a few keystrokes. Along with this you get complete control over your search resu…
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Manticore search
Manticore Search is a feature-rich search engine that is blazing fast, reliable and scalable. It is 100% open source project started as a fork of Sphinx Search.
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Measured Search
Measured Search provides a fully-managed personalized search & discovery service offering feature packed textual & relevance based search, contextualized recommendations combined with search & interaction analytics that enable you to inc…
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Whoosh
Whoosh is a fast, featureful full-text indexing and searching library implemented in pure Python. Programmers can use it to easily add search functionality to their applications and websites. Every part of how Whoosh works can be extended or replace…
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Vespa
Vespa is an engine for low-latency computation over large data sets. It stores and indexes your data such that queries, selection and processing over the data can be performed at serving time. This README describes how to build and develop the Vespa…
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SearchBlox
SearchBlox is an out-of-the-box Enterprise Search Solution built on top of Apache Lucene/Solr. It is fast to deploy, easy to manage and available for both on-premise and cloud deployment.
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RediSearch
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. This also enables more advanced features, like exact phrase matching and numeric filtering for…
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Azure Search
Azure Search makes it easy to add powerful and sophisticated search capabilities to your website or application. Quickly and easily tune search results and construct rich, fine-tuned ranking models to tie search results to business goals. Reliable t…
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AddSearch
Fully-featured, customizable Search-as-a-Service, AddSearch is the most trusted site search and it works on all web platforms. Option for one week free trial.
