Sphinx (search engine)

Sphinx
Developer(s)Andrew Aksyonoff
Initial release2001 (2001)
Stable release
3.7.1  / 29 March 2024 (29 March 2024)
Written inC++
Operating systemLinux, Windows, Solaris, FreeBSD, NetBSD, Mac OS, AIX
TypeSearch and index
LicenseGPLv2 until version 2 and commercial; proprietary since version 3
Websitesphinxsearch.com 

Sphinx is a fulltext search engine that provides text search functionality to client applications.