Ecosystem:Search

Accela BizSearch

Provider -- Accela Technology Corporation
Website -- http://www.accelatech.com/products/BS/
License -- proprietary
Interoperability level -- explicitly supports PostgreSQL 8.4.x, 9.3.5 or higher
Verified PostgreSQL versions -- didn't actually run the program, but just checked the documentation
Last update (YYYY-MM-DD) -- 2018-3-17
Description -- Accela BizSearch is an ultra high-performance enterprise search that enables both the world's fastest search response and secure search. It searches for in-house systems such as file server, intranet Web, Lotus Notes, SharePoint, and instantly find out what we wanted from the vast amount of document information scattered inside our company, and make effective use of valuable document assets to allow information sharing throughout the company.
Additional info -- click here

Provider -- Shay Banon, Elasticsearch BV
Website -- https://www.elastic.co/products/elasticsearch
License -- open source (Apache License 2.0)
Interoperability level -- interoperable via generic JDBC connection
Verified PostgreSQL versions -- didn't actually run the program, but just checked the documentation
Last update (YYYY-MM-DD) -- 2018-3-17
Description -- Elasticsearch is a distributed, RESTful search and analytics engine capable of solving a growing number of use cases. As the heart of the Elastic Stack, it centrally stores your data so you can discover the expected and uncover the unexpected.
Additional info -- click here

Provider -- Groonga Project
Website -- http://groonga.org/ja/http://groonga.org/
License -- open source (LGPLv2.1)
Interoperability level -- explicitly supports PostgreSQL 9.3 - 10
Verified PostgreSQL versions -- didn't actually run the program, but just checked the documentation
Last update (YYYY-MM-DD) -- 2018-3-17
Description -- Groonga is an open-source fulltext search engine and column store. It lets you write high-performance applications that requires fulltext search. PGroonga is a PostgreSQL extension that uses Groonga as a full text search index.
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Provider -- Lucidworks
Website -- https://lucidworks.com/products/fusion-server/
License -- proprietary
Interoperability level -- explicitly supports PostgreSQL (no specific version is specified)
Verified PostgreSQL versions -- didn't actually run the program, but just checked the documentation
Last update (YYYY-MM-DD) -- 2018-3-17
Description -- Fusion Server supports querying trillions of documents from an unlimited number of data sources and data formats.
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Provider -- Emmanuel Keller, Jaeksoft
Website -- http://www.opensearchserver.com/
License -- open source (GPLv3)
Interoperability level -- explicitly supports PostgreSQL (no specific version is specified)
Verified PostgreSQL versions -- didn't actually run the program, but just checked the documentation
Last update (YYYY-MM-DD) -- 2018-3-17
Description -- OpenSearchServer is a powerful, enterprise-class, search engine program. Using the web user interface, the crawlers (web, file, database, ...) and the REST/RESTFul API you will be able to integrate quickly and easily advanced full-text search capabilities in your application. OpenSearchServer runs on Linux/Unix/BSD/Windows.
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Provider -- Apache Software Foundation
Website -- http://lucene.apache.org/solr/
License -- open source (Apache License 2.0)
Interoperability level -- interoperable via generic JDBC connection
Verified PostgreSQL versions -- didn't actually run the program, but just checked the documentation
Last update (YYYY-MM-DD) -- 2018-3-17
Description -- Solr is the popular, blazing-fast, open source enterprise search platform built on Apache Lucene. Solr is highly reliable, scalable and fault tolerant, providing distributed indexing, replication and load-balanced querying, automated failover and recovery, centralized configuration and more. Solr powers the search and navigation features of many of the world's largest internet sites.
Additional info -- click here

Provider -- Sphinx Technologies Inc.
Website -- http://sphinxsearch.com/
License -- open source (GPLv2)
Interoperability level -- explicitly supports PostgreSQL (no specific version is specified)
Verified PostgreSQL versions -- didn't actually run the program, but just checked the documentation
Last update (YYYY-MM-DD) -- 2018-3-17
Description -- Sphinx is an open source full text search server, designed from the ground up with performance, relevance (aka search quality), and integration simplicity in mind. It's written in C++ and works on Linux (RedHat, Ubuntu, etc), Windows, MacOS, Solaris, FreeBSD, and a few other systems. Sphinx lets you either batch index and search data stored in an SQL database, NoSQL storage, or just files quickly and easily - or index and search data on the fly, working with Sphinx pretty much as with a database server.
Additional info -- click here

Provider -- The Xapian Project
Website -- https://xapian.org/
License -- open source (GPLv2+)
Interoperability level -- explicitly supports PostgreSQL (no specific version is specified)
Verified PostgreSQL versions -- didn't actually run the program, but just checked the documentation
Last update (YYYY-MM-DD) -- 2018-3-17
Description -- Xapian is an Open Source Search Engine Library, released under the GPL v2+. It's written in C++, with bindings to allow use from Perl, Python 2, Python 3, PHP 5, PHP 7, Java, Tcl, C#, Ruby, Lua, Erlang, Node.js and R (so far!)
Additional info -- click here