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class="mw-page-title-main">Apache NiFi</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. 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title="Apache NiFi – French" lang="fr" hreflang="fr" data-title="Apache NiFi" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%95%84%ED%8C%8C%EC%B9%98_%EB%82%98%EC%9D%B4%ED%8C%8C%EC%9D%B4" title="아파치 나이파이 – Korean" lang="ko" hreflang="ko" data-title="아파치 나이파이" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/Apache_NiFi" title="Apache NiFi – Georgian" lang="ka" hreflang="ka" data-title="Apache NiFi" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/NiFi" title="NiFi – Russian" lang="ru" hreflang="ru" data-title="NiFi" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Apache_NiFi" title="Apache NiFi – Turkish" lang="tr" hreflang="tr" data-title="Apache NiFi" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q23691642#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu 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.mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox vevent"><caption class="infobox-title summary">Apache NiFi</caption><tbody><tr><td colspan="2" class="infobox-image logo"><span typeof="mw:File"><a href="/wiki/File:Apache-nifi-logo.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Apache-nifi-logo.svg/200px-Apache-nifi-logo.svg.png" decoding="async" width="200" height="84" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Apache-nifi-logo.svg/300px-Apache-nifi-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Apache-nifi-logo.svg/400px-Apache-nifi-logo.svg.png 2x" data-file-width="180" data-file-height="76" /></a></span><div class="infobox-caption">Apache NiFi Logo</div></td></tr><tr><td colspan="2" class="infobox-image logo"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Apache_NiFi_Screenshot.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/8e/Apache_NiFi_Screenshot.png/220px-Apache_NiFi_Screenshot.png" decoding="async" width="220" height="115" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/8e/Apache_NiFi_Screenshot.png/330px-Apache_NiFi_Screenshot.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/8e/Apache_NiFi_Screenshot.png/440px-Apache_NiFi_Screenshot.png 2x" data-file-width="2560" data-file-height="1343" /></a></span><div class="infobox-caption">Apache NiFi Web UI</div></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Programmer" title="Programmer">Developer(s)</a></th><td class="infobox-data"><a href="/wiki/Apache_Software_Foundation" class="mw-redirect" title="Apache Software Foundation">Apache Software Foundation</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Initial release</th><td class="infobox-data">2006<span class="noprint">; 18 years ago</span><span style="display:none"> (<span class="bday dtstart published updated">2006</span>)</span></td></tr><tr style="display: none;"><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_release_life_cycle" title="Software release life cycle">Stable release</a></th><td class="infobox-data"><div style="margin:0px;">2.0.0 / 4 November 2024<span class="noprint">; 20 days ago</span><span style="display:none"> (<span class="bday dtstart published updated">2024-11-04</span>)</span><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></div></td></tr><tr style="display:none"><td colspan="2"> </td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Repository_(version_control)" title="Repository (version control)">Repository</a></th><td class="infobox-data"><span class="url"><a rel="nofollow" class="external text" href="https://github.com/apache/nifi">github<wbr />.com<wbr />/apache<wbr />/nifi</a></span></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Written in</th><td class="infobox-data"><a href="/wiki/Java_(programming_language)" title="Java (programming language)">Java</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Operating_system" title="Operating system">Operating system</a></th><td class="infobox-data"><a href="/wiki/Cross-platform" class="mw-redirect" title="Cross-platform">Cross-platform</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_categories#Categorization_approaches" title="Software categories">Type</a></th><td class="infobox-data"><a href="/wiki/Distributed_computing" title="Distributed computing">Distributed</a> <a href="/wiki/Dataflow_programming" title="Dataflow programming">dataflow</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_license" title="Software license">License</a></th><td class="infobox-data"><a href="/wiki/Apache_License_2.0" class="mw-redirect" title="Apache License 2.0">Apache License 2.0</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Website</th><td class="infobox-data"><span class="url"><a rel="nofollow" class="external text" href="https://nifi.apache.org">nifi<wbr />.apache<wbr />.org</a></span></td></tr></tbody></table> <p><b>Apache NiFi</b> is a <a href="/wiki/Software" title="Software">software</a> project from the <a href="/wiki/Apache_Software_Foundation" class="mw-redirect" title="Apache Software Foundation">Apache Software Foundation</a> designed to <a href="/wiki/Automation" title="Automation">automate</a> the flow of <a href="/wiki/Data" title="Data">data</a> between <a href="/wiki/Software_system" title="Software system">software systems</a>. Leveraging the concept of <a href="/wiki/Extract,_transform,_load" title="Extract, transform, load">extract, transform, load</a> (ETL), it is based on the "<i>NiagaraFiles</i>" software previously developed by the US <a href="/wiki/National_Security_Agency" title="National Security Agency">National Security Agency</a> (NSA), which is also the source of a part of its present name – <i>NiFi</i>. It was <a href="/wiki/Open-source_model" class="mw-redirect" title="Open-source model">open-sourced</a> as a part of NSA's technology transfer program in 2014.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p><p>The software design is based on the <a href="/wiki/Flow-based_programming" title="Flow-based programming">flow-based programming</a> model and offers features which prominently include the ability to operate within <a href="/wiki/Computer_cluster" title="Computer cluster">clusters</a>, security using <a href="/wiki/Transport_Layer_Security" title="Transport Layer Security">TLS encryption</a>, <a href="/wiki/Extensibility" title="Extensibility">extensibility</a> (users can write their own software to extend its abilities) and improved <a href="/wiki/Usability" title="Usability">usability</a> features like a <a href="/wiki/Web_portal" title="Web portal">portal</a> which can be used to view and modify behaviour visually.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Components">Components</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_NiFi&action=edit&section=1" title="Edit section: Components"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Apache_NiFi_Components.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/44/Apache_NiFi_Components.png/220px-Apache_NiFi_Components.png" decoding="async" width="220" height="116" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/44/Apache_NiFi_Components.png/330px-Apache_NiFi_Components.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/44/Apache_NiFi_Components.png/440px-Apache_NiFi_Components.png 2x" data-file-width="970" data-file-height="510" /></a><figcaption>NiFi - software components</figcaption></figure> <p>NiFi is a <a href="/wiki/Java_(programming_language)" title="Java (programming language)">Java</a> program that runs within a <a href="/wiki/Java_virtual_machine" title="Java virtual machine">Java virtual machine</a> running on a server.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> The prominent components of Nifi are: </p> <ul><li>Web Server - the <a href="/wiki/Hypertext_Transfer_Protocol" class="mw-redirect" title="Hypertext Transfer Protocol">HTTP</a>-based component used to visually control the software and monitor the events happening within</li> <li>Flow Controller - serves as the <a href="/wiki/Brain" title="Brain">brains</a> of NiFi's behaviour. Controls the running of Nifi extensions and schedules allocation of resources for this to happen.</li> <li>Extensions - various <a href="/wiki/Plug-in_(computing)" title="Plug-in (computing)">plugins</a> that allow Nifi to interact with various kinds of systems</li> <li>FlowFile repository - used by NiFi to maintain and track status of the currently active <i>FlowFile</i> Or the information that NiFi is helping move between systems.</li> <li>Content repository - the data in transit is maintained here</li> <li>Provenance repository - data relating to the <a href="/wiki/Provenance" title="Provenance">provenance</a> of the data flowing through the system is maintained here.</li></ul> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_NiFi&action=edit&section=2" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/List_of_Apache_Software_Foundation_projects" title="List of Apache Software Foundation projects">List of Apache Software Foundation projects</a></li> <li><a href="/wiki/Flow-based_programming" title="Flow-based programming">Flow-based programming</a></li> <li><a href="/wiki/Node-RED" title="Node-RED">Node-RED</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_NiFi&action=edit&section=3" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist 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cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and 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Retrieved <span class="nowrap">2017-12-07</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.nsa.gov&rft.atitle=NSA+Releases+First+in+Series+of+Software+Products+to+Open+Source+Community&rft_id=https%3A%2F%2Fwww.nsa.gov%2Fnews-features%2Fpress-room%2Fpress-releases%2F2014%2Fnifi-announcement.shtml&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+NiFi" class="Z3988"></span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBridgwater2015" class="citation web cs1">Bridgwater, Adrian (2015-07-21). <a rel="nofollow" class="external text" href="https://www.forbes.com/sites/adrianbridgwater/2015/07/21/nsa-nifi-big-data-automation-project-out-in-the-open/">"NSA 'NiFi' Big Data Automation Project Out In The Open"</a>. <i><a href="/wiki/Forbes_(magazine)" class="mw-redirect" title="Forbes (magazine)">Forbes</a></i><span class="reference-accessdate">. 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Retrieved <span class="nowrap">2016-09-21</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=ZDNet&rft.atitle=Hortonworks+CTO+on+Apache+NiFi%3A+What+is+it+and+why+does+it+matter+to+IoT%3F&rft.aulast=Wolpe&rft.aufirst=Toby&rft_id=https%3A%2F%2Fwww.zdnet.com%2Farticle%2Fhortonworks-cto-on-apache-nifi-what-is-it-and-why-does-it-matter-to-iot%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+NiFi" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://nifi.apache.org/docs.html">"Apache NiFi Documentation"</a>. <i>nifi.apache.org</i><span class="reference-accessdate">. Retrieved <span class="nowrap">2017-12-07</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=nifi.apache.org&rft.atitle=Apache+NiFi+Documentation&rft_id=https%3A%2F%2Fnifi.apache.org%2Fdocs.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+NiFi" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://nifi.apache.org/developer-guide.html">"Apache NiFi Developer Guide"</a>. <i>nifi.apache.org</i><span class="reference-accessdate">. Retrieved <span class="nowrap">2018-01-31</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=nifi.apache.org&rft.atitle=Apache+NiFi+Developer+Guide&rft_id=http%3A%2F%2Fnifi.apache.org%2Fdeveloper-guide.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AApache+NiFi" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Apache_NiFi&action=edit&section=4" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span class="official-website"><span class="url"><a rel="nofollow" class="external text" href="https://nifi.apache.org">Official website</a></span></span></li></ul> <p><br /> </p> <div class="navbox-styles"><style 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Software Foundation">The Apache Software Foundation</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Top-level<br />projects</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Apache_Accumulo" title="Apache Accumulo">Accumulo</a></li> <li><a href="/wiki/Apache_ActiveMQ" title="Apache ActiveMQ">ActiveMQ</a></li> <li><a href="/wiki/Apache_Airavata" title="Apache Airavata">Airavata</a></li> <li><a href="/wiki/Apache_Airflow" title="Apache Airflow">Airflow</a></li> <li><a href="/wiki/Apache_Allura" title="Apache Allura">Allura</a></li> <li><a href="/wiki/Apache_Ambari" class="mw-redirect" title="Apache Ambari">Ambari</a></li> <li><a href="/wiki/Apache_Ant" title="Apache Ant">Ant</a></li> <li><a href="/wiki/Apache_Aries" title="Apache Aries">Aries</a></li> <li><a href="/wiki/Apache_Arrow" title="Apache Arrow">Arrow</a></li> <li><a href="/wiki/Apache_HTTP_Server" title="Apache HTTP Server">Apache HTTP Server</a></li> <li><a href="/wiki/Apache_Portable_Runtime" title="Apache Portable Runtime">APR</a></li> <li><a href="/wiki/Apache_Avro" title="Apache Avro">Avro</a></li> <li><a href="/wiki/Apache_Axis" title="Apache Axis">Axis</a></li> <li><a href="/wiki/Apache_Axis2" title="Apache Axis2">Axis2</a></li> <li><a href="/wiki/Apache_Beam" title="Apache Beam">Beam</a></li> <li><a href="/wiki/Apache_Bloodhound" class="mw-redirect" title="Apache Bloodhound">Bloodhound</a></li> <li><a href="/wiki/Apache_Brooklyn" title="Apache Brooklyn">Brooklyn</a></li> <li><a href="/wiki/Apache_Calcite" title="Apache Calcite">Calcite</a></li> <li><a href="/wiki/Apache_Camel" title="Apache Camel">Camel</a></li> <li><a href="/wiki/Apache_CarbonData" title="Apache CarbonData">CarbonData</a></li> <li><a href="/wiki/Apache_Cassandra" title="Apache Cassandra">Cassandra</a></li> <li><a href="/wiki/Apache_Cayenne" title="Apache Cayenne">Cayenne</a></li> <li><a href="/wiki/Apache_CloudStack" title="Apache CloudStack">CloudStack</a></li> <li><a href="/wiki/Apache_Cocoon" title="Apache Cocoon">Cocoon</a></li> <li><a href="/wiki/Apache_Cordova" title="Apache Cordova">Cordova</a></li> <li><a href="/wiki/Apache_CouchDB" title="Apache CouchDB">CouchDB</a></li> <li><a href="/wiki/Apache_cTAKES" title="Apache cTAKES">cTAKES</a></li> <li><a href="/wiki/Apache_CXF" title="Apache CXF">CXF</a></li> <li><a href="/wiki/Apache_Derby" title="Apache Derby">Derby</a></li> <li><a href="/wiki/Apache_Directory" title="Apache Directory">Directory</a></li> <li><a href="/wiki/Apache_Drill" title="Apache Drill">Drill</a></li> <li><a href="/wiki/Apache_Druid" title="Apache Druid">Druid</a></li> <li><a href="/wiki/Apache_Empire-db" title="Apache Empire-db">Empire-db</a></li> <li><a href="/wiki/Apache_Felix" title="Apache Felix">Felix</a></li> <li><a href="/wiki/Apache_Flex" title="Apache Flex">Flex</a></li> <li><a href="/wiki/Apache_Flink" title="Apache Flink">Flink</a></li> <li><a href="/wiki/Apache_Flume" class="mw-redirect" title="Apache Flume">Flume</a></li> <li><a href="/wiki/FreeMarker" title="FreeMarker">FreeMarker</a></li> <li><a href="/wiki/Apache_Geronimo" title="Apache Geronimo">Geronimo</a></li> <li><a href="/wiki/Apache_Groovy" title="Apache Groovy">Groovy</a></li> <li><a href="/wiki/Apache_Guacamole" title="Apache Guacamole">Guacamole</a></li> <li><a href="/wiki/Apache_Gump" title="Apache Gump">Gump</a></li> <li><a href="/wiki/Apache_Hadoop" title="Apache Hadoop">Hadoop</a></li> <li><a href="/wiki/Apache_HBase" title="Apache HBase">HBase</a></li> <li><a href="/wiki/Apache_Helix" title="Apache Helix">Helix</a></li> <li><a href="/wiki/Apache_Hive" title="Apache Hive">Hive</a></li> <li><a href="/wiki/Apache_Iceberg" title="Apache Iceberg">Iceberg</a></li> <li><a href="/wiki/Apache_Ignite" title="Apache Ignite">Ignite</a></li> <li><a href="/wiki/Apache_Impala" title="Apache Impala">Impala</a></li> <li><a href="/wiki/Apache_Jackrabbit" title="Apache Jackrabbit">Jackrabbit</a></li> <li><a href="/wiki/Apache_James" title="Apache James">James</a></li> <li><a href="/wiki/Apache_Jena" title="Apache Jena">Jena</a></li> <li><a href="/wiki/Apache_JMeter" title="Apache JMeter">JMeter</a></li> <li><a href="/wiki/Apache_Kafka" title="Apache Kafka">Kafka</a></li> <li><a href="/wiki/Apache_Kudu" title="Apache Kudu">Kudu</a></li> <li><a href="/wiki/Apache_Kylin" title="Apache Kylin">Kylin</a></li> <li><a href="/wiki/Apache_Lucene" title="Apache Lucene">Lucene</a></li> <li><a href="/wiki/Apache_Mahout" title="Apache Mahout">Mahout</a></li> <li><a href="/wiki/Apache_Maven" title="Apache Maven">Maven</a></li> <li><a href="/wiki/Apache_MINA" title="Apache MINA">MINA</a></li> <li><a href="/wiki/Mod_perl" title="Mod perl">mod_perl</a></li> <li><a href="/wiki/Apache_MyFaces" title="Apache MyFaces">MyFaces</a></li> <li><a href="/wiki/Apache_Mynewt" title="Apache Mynewt">Mynewt</a></li> <li><a class="mw-selflink selflink">NiFi</a></li> <li><a href="/wiki/NetBeans" title="NetBeans">NetBeans</a></li> <li><a href="/wiki/Apache_Nutch" title="Apache Nutch">Nutch</a></li> <li><a href="/wiki/NuttX" title="NuttX">NuttX</a></li> <li><a href="/wiki/Apache_OFBiz" title="Apache OFBiz">OFBiz</a></li> <li><a href="/wiki/Apache_Oozie" title="Apache Oozie">Oozie</a></li> <li><a href="/wiki/Apache_OpenEJB" title="Apache OpenEJB">OpenEJB</a></li> <li><a href="/wiki/Apache_OpenJPA" title="Apache OpenJPA">OpenJPA</a></li> <li><a href="/wiki/Apache_OpenNLP" title="Apache OpenNLP">OpenNLP</a></li> <li><a href="/wiki/Apache_OpenOffice" title="Apache OpenOffice">OрenOffice</a></li> <li><a href="/wiki/Apache_ORC" title="Apache ORC">ORC</a></li> <li><a href="/wiki/Apache_PDFBox" title="Apache PDFBox">PDFBox</a></li> <li><a href="/wiki/Apache_Parquet" title="Apache Parquet">Parquet</a></li> <li><a href="/wiki/Apache_Phoenix" title="Apache Phoenix">Phoenix</a></li> <li><a href="/wiki/Apache_POI" title="Apache POI">POI</a></li> <li><a href="/wiki/Apache_Pig" title="Apache Pig">Pig</a></li> <li><a href="/wiki/Apache_Pinot" title="Apache Pinot">Pinot</a></li> <li><a href="/wiki/Apache_Pivot" title="Apache Pivot">Pivot</a></li> <li><a href="/wiki/Apache_Qpid" title="Apache Qpid">Qpid</a></li> <li><a href="/wiki/Apache_Roller" title="Apache Roller">Roller</a></li> <li><a href="/wiki/Apache_RocketMQ" title="Apache RocketMQ">RocketMQ</a></li> <li><a href="/wiki/Apache_Samza" title="Apache Samza">Samza</a></li> <li><a href="/wiki/Apache_Shiro" title="Apache Shiro">Shiro</a></li> <li><a href="/wiki/Apache_SINGA" title="Apache SINGA">SINGA</a></li> <li><a href="/wiki/Apache_Sling" title="Apache Sling">Sling</a></li> <li><a href="/wiki/Apache_Solr" title="Apache Solr">Solr</a></li> <li><a href="/wiki/Apache_Spark" title="Apache Spark">Spark</a></li> <li><a href="/wiki/Apache_Storm" title="Apache Storm">Storm</a></li> <li><a href="/wiki/Apache_SpamAssassin" title="Apache SpamAssassin">SpamAssassin</a></li> <li><a href="/wiki/Apache_Struts" title="Apache Struts">Struts</a> <ul><li><a href="/wiki/Apache_Struts_1" title="Apache Struts 1">1</a></li></ul></li> <li><a href="/wiki/Apache_Subversion" title="Apache Subversion">Subversion</a></li> <li><a href="/wiki/Apache_Superset" title="Apache Superset">Superset</a></li> <li><a href="/wiki/Apache_SystemDS" title="Apache SystemDS">SystemDS</a></li> <li><a href="/wiki/Apache_Tapestry" title="Apache Tapestry">Tapestry</a></li> <li><a href="/wiki/Apache_Thrift" title="Apache Thrift">Thrift</a></li> <li><a href="/wiki/Apache_Tika" title="Apache Tika">Tika</a></li> <li><a href="/wiki/Apache_TinkerPop" class="mw-redirect" title="Apache TinkerPop">TinkerPop</a></li> <li><a href="/wiki/Apache_Tomcat" title="Apache Tomcat">Tomcat</a></li> <li><a href="/wiki/Apache_Trafodion" class="mw-redirect" title="Apache Trafodion">Trafodion</a></li> <li><a href="/wiki/Apache_Traffic_Server" title="Apache Traffic Server">Traffic Server</a></li> <li><a href="/wiki/UIMA" title="UIMA">UIMA</a></li> <li><a href="/wiki/Apache_Velocity" title="Apache Velocity">Velocity</a></li> <li><a href="/wiki/Apache_Wicket" title="Apache Wicket">Wicket</a></li> <li><a href="/wiki/Apache_Xalan" title="Apache Xalan">Xalan</a></li> <li><a href="/wiki/Apache_Xerces" title="Apache Xerces">Xerces</a></li> <li><a href="/wiki/Apache_XMLBeans" title="Apache XMLBeans">XMLBeans</a></li> <li>Yetus</li> <li><a href="/wiki/Apache_ZooKeeper" title="Apache ZooKeeper">ZooKeeper</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Apache_Commons" title="Apache Commons">Commons</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Byte_Code_Engineering_Library" title="Byte Code Engineering Library">BCEL</a></li> <li><a href="/wiki/Bean_Scripting_Framework" title="Bean Scripting Framework">BSF</a></li> <li><a href="/wiki/Commons_Daemon" title="Commons Daemon">Daemon</a></li> <li><a href="/wiki/Apache_Jelly" title="Apache Jelly">Jelly</a></li> <li><a href="/wiki/Apache_Commons_Logging" title="Apache Commons Logging">Logging</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Incubator</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Apache_Taverna" title="Apache Taverna">Taverna</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other projects</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Apache_Batik" title="Apache Batik">Batik</a></li> <li><a href="/wiki/Apache_FOP_(Formatting_Objects_Processor)" class="mw-redirect" title="Apache FOP (Formatting Objects Processor)">FOP</a></li> <li><a href="/wiki/Apache_Ivy" title="Apache Ivy">Ivy</a></li> <li><a href="/wiki/Log4j" title="Log4j">Log4j</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Attic</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Apache_Apex" title="Apache Apex">Apex</a></li> <li><a href="/wiki/AxKit" title="AxKit">AxKit</a></li> <li><a href="/wiki/Apache_Beehive" title="Apache Beehive">Beehive</a></li> <li><a href="/wiki/Apache_iBATIS" title="Apache iBATIS">iBATIS</a></li> <li><a href="/wiki/Apache_Click" title="Apache Click">Click</a></li> <li><a href="/wiki/Apache_Continuum" title="Apache Continuum">Continuum</a></li> <li><a href="/wiki/Deltacloud" title="Deltacloud">Deltacloud</a></li> <li><a href="/wiki/Etch_(protocol)" title="Etch (protocol)">Etch</a></li> <li><a href="/wiki/Apache_Giraph" title="Apache Giraph">Giraph</a></li> <li><a href="/wiki/Apache_Hama" title="Apache Hama">Hama</a></li> <li><a href="/wiki/Apache_Harmony" title="Apache Harmony">Harmony</a></li> <li><a href="/wiki/Jakarta_Project" title="Jakarta Project">Jakarta</a></li> <li><a href="/wiki/Apache_Marmotta" title="Apache Marmotta">Marmotta</a></li> <li><a href="/wiki/Apache_MXNet" title="Apache MXNet">MXNet</a></li> <li><a href="/wiki/Apache_ODE" title="Apache ODE">ODE</a></li> <li><a href="/wiki/Jini" title="Jini">River</a></li> <li><a href="/wiki/Apache_Shale" title="Apache Shale">Shale</a></li> <li><a href="/wiki/Jakarta_Slide" class="mw-redirect" title="Jakarta Slide">Slide</a></li> <li><a href="/wiki/Sqoop" title="Sqoop">Sqoop</a></li> <li><a href="/wiki/Apache_Stanbol" title="Apache Stanbol">Stanbol</a></li> <li><a href="/wiki/Apache_Tuscany" class="mw-redirect" title="Apache Tuscany">Tuscany</a></li> <li><a href="/wiki/Apache_Wave" class="mw-redirect" title="Apache Wave">Wave</a></li> <li><a href="/wiki/Apache_XML" title="Apache XML">XML</a></li></ul> </div></td></tr><tr><th scope="row" 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