Editing Apache Lucene (section)

{{short description|Java library for full-text search}}
{{more citations needed|date=February 2012}}
{{Infobox software
| name = Lucene
| logo = Apache Lucene logo.svg
| logo_size = 200px
| screenshot = 
| caption = 
| developer = [[Apache Software Foundation]]
| released = {{Start date and age|1999}}
| latest release version = 10.2.1
| latest release date = {{Start date and age|2025|05|01}}<ref>{{cite web
 | url         = https://lucene.apache.org/
 | title       = Welcome to Apache Lucene
 | access-date  = 12 February 2020
 | at          = Lucene™ News section
 | url-status  = live
 | archive-url  = https://web.archive.org/web/20210212123326/https://lucene.apache.org/
 | archive-date = 12 February 2021}}</ref>
| programming language = [[Java (programming language)|Java]]
| operating system = [[Cross-platform]]
| genre = [[Search algorithm|Search]] and [[Search engine indexing|index]]
| license = [[Apache License 2.0]]
| website = {{URL|https://lucene.apache.org}}
}}
'''Apache Lucene''' is a [[free and open-source software|free and open-source]] [[Search engine (computing)|search engine]] [[Library (computing)|software library]], originally written in [[Java (programming language)|Java]] by [[Doug Cutting]]. It is supported by the [[Apache Software Foundation]] and is released under the [[Apache Software License]].  Lucene is widely used as a standard foundation for production search applications.<ref>{{Citation|last1=Kamphuis|first1=Chris|date=2020|volume=12036|pages=28–34|editor-last=Jose|editor-first=Joemon M.|place=Cham|publisher=Springer International Publishing|language=en|doi=10.1007/978-3-030-45442-5_4|isbn=978-3-030-45441-8|pmc=7148026|last2=de Vries|first2=Arjen P.|last3=Boytsov|first3=Leonid|last4=Lin|first4=Jimmy|title=Advances in Information Retrieval |chapter=Which BM25 do You Mean? A Large-Scale Reproducibility Study of Scoring Variants |series=Lecture Notes in Computer Science |editor2-last=Yilmaz|editor2-first=Emine|editor3-last=Magalhães|editor3-first=João|editor4-last=Castells|editor4-first=Pablo}}</ref><ref>{{Citation|last1=Grand|first1=Adrien|date=2020|volume=12036|pages=20–27|editor-last=Jose|editor-first=Joemon M.|place=Cham|publisher=Springer International Publishing|language=en|doi=10.1007/978-3-030-45442-5_3|isbn=978-3-030-45441-8|pmc=7148045|last2=Muir|first2=Robert|last3=Ferenczi|first3=Jim|last4=Lin|first4=Jimmy|title=Advances in Information Retrieval |chapter=From MAXSCORE to Block-Max Wand: The Story of How Lucene Significantly Improved Query Evaluation Performance |series=Lecture Notes in Computer Science |editor2-last=Yilmaz|editor2-first=Emine|editor3-last=Magalhães|editor3-first=João|editor4-last=Castells|editor4-first=Pablo}}</ref><ref>{{Cite journal|last1=Azzopardi|first1=Leif|last2=Moshfeghi|first2=Yashar|last3=Halvey|first3=Martin|last4=Alkhawaldeh|first4=Rami S.|last5=Balog|first5=Krisztian|last6=Di Buccio|first6=Emanuele|last7=Ceccarelli|first7=Diego|last8=Fernández-Luna|first8=Juan M.|last9=Hull|first9=Charlie|last10=Mannix|first10=Jake|last11=Palchowdhury|first11=Sauparna|date=2017-02-14|title=Lucene4IR: Developing Information Retrieval Evaluation Resources using Lucene|url=https://dl.acm.org/doi/10.1145/3053408.3053421|journal=ACM SIGIR Forum|language=en|volume=50|issue=2|pages=58–75|doi=10.1145/3053408.3053421|s2cid=212416159 |issn=0163-5840}}</ref>

Lucene has been ported to other programming languages including [[Object Pascal]], [[Perl]], [[C Sharp (programming language)|C#]], [[C++]], [[Python (programming language)|Python]], [[Ruby (programming language)|Ruby]] and [[PHP]].<ref name="port">{{cite web |url=https://cwiki.apache.org/confluence/display/LUCENE/LuceneImplementations |title=LuceneImplementations |work=apache.org |access-date=2025-03-25 |url-status=live}}</ref>