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OpenSearch (software)
open-in-new
<h2 id="history">History</h2> <p>The project was created in 2021 by <a href="/facts/Amazon_Web_Services/UFVN2796">Amazon Web Services</a><a class="footnote-ref" id="fnref:6" href="#fn:6"><sup>6</sup></a><a class="footnote-ref" id="fnref:7" href="#fn:7"><sup>7</sup></a><a class="footnote-ref" id="fnref:8" href="#fn:8"><sup>8</sup></a><a class="footnote-ref" id="fnref:9" href="#fn:9"><sup>9</sup></a><a class="footnote-ref" id="fnref:10" href="#fn:10"><sup>10</sup></a> as a <a href="/facts/Fork_(software_development)/D6khxhpr">fork</a> of <a href="/facts/Elasticsearch/aF9WuCFy">Elasticsearch</a> and <a href="/facts/Kibana/qFcqSVQh">Kibana</a> after <a href="/facts/Elastic_NV/oSuLMteW">Elastic NV</a> changed the <a href="/facts/Open-source_license/FlFTwHmd">license</a> of new versions of this software away from the <a href="/facts/Open-source_software/HzTaB8E9">open-source</a> <a href="/facts/Apache_License/5AeIjas8">Apache License</a> in favour of the <a href="/facts/Server_Side_Public_License/vnId6Qtd">Server Side Public License</a> (SSPL).<a class="footnote-ref" id="fnref:11" href="#fn:11"><sup>11</sup></a><a class="footnote-ref" id="fnref:12" href="#fn:12"><sup>12</sup></a><a class="footnote-ref" id="fnref:13" href="#fn:13"><sup>13</sup></a><a class="footnote-ref" id="fnref:14" href="#fn:14"><sup>14</sup></a> Amazon would hold sole ownership status and write access to the <a href="/facts/Repository_(version_control)/PjE4Vkes">source code repositories</a>, but invited pull requests from anyone.<a class="footnote-ref" id="fnref:15" href="#fn:15"><sup>15</sup></a><a class="footnote-ref" id="fnref:16" href="#fn:16"><sup>16</sup></a> Other companies such as Logz.io, <a href="/facts/CrateDB/96eC2cWk">CrateDB</a>, <a href="/facts/Red_Hat/5rhmBLBa">Red Hat</a> and others announced an interest in building or joining a community to continue using and maintaining this open-source software.<a class="footnote-ref" id="fnref:17" href="#fn:17"><sup>17</sup></a><a class="footnote-ref" id="fnref:18" href="#fn:18"><sup>18</sup></a><a class="footnote-ref" id="fnref:19" href="#fn:19"><sup>19</sup></a><a class="footnote-ref" id="fnref:20" href="#fn:20"><sup>20</sup></a> </p><p>On September 16, 2024, the <a href="/facts/Linux_Foundation/5wbe2Vp0">Linux Foundation</a> and <a href="/facts/Amazon_Web_Services/UFVN2796">Amazon Web Services</a> announced the creation of the OpenSearch Software Foundation.<a class="footnote-ref" id="fnref:21" href="#fn:21"><sup>21</sup></a><a class="footnote-ref" id="fnref:22" href="#fn:22"><sup>22</sup></a> Ownership of OpenSearch software was transferred from Amazon to OpenSearch Software Foundation, which is organized as an open technical project within the Linux Foundation. The Linux Foundation reported that at the time, "OpenSearch recorded more than 700 million software downloads and participation from thousands of contributors and more than 200 project maintainers." The OpenSearch Software Foundation would launch with support from premier members <a href="/facts/Amazon_Web_Services/UFVN2796">Amazon Web Services</a>, <a href="/facts/SAP/pVwH8lks">SAP</a>, and <a href="/facts/Uber/qUk7gDdX">Uber</a>. </p> <h2 id="projects">Projects</h2> <h3>OpenSearch</h3> <p>OpenSearch is a <a href="/facts/Lucene/tPQ0D39Y">Lucene</a>-based <a href="/facts/Search_engine_(computing)/KJmpgDbH">search engine</a> that started as a <a href="/facts/Fork_(software_development)/D6khxhpr">fork</a> of version 7.10.2 of the <a href="/facts/Elasticsearch/aF9WuCFy">Elasticsearch</a> service.<a class="footnote-ref" id="fnref:23" href="#fn:23"><sup>23</sup></a><a class="footnote-ref" id="fnref:24" href="#fn:24"><sup>24</sup></a> It has Elastic NV trademarks and telemetry removed. It is licensed under the <a href="/facts/Apache_License/5AeIjas8">Apache License</a>, version 2,<a class="footnote-ref" id="fnref:25" href="#fn:25"><sup>25</sup></a> without a <a href="/facts/Contributor_License_Agreement/rrn0Hl2o">Contributor License Agreement</a>. The maintainers have made a commitment to remain completely compatible with Elasticsearch in its initial versions.<a class="footnote-ref" id="fnref:26" href="#fn:26"><sup>26</sup></a> </p> <h3>OpenSearch Dashboards</h3> <p>OpenSearch Dashboards started as a fork of version 7.10.2 of Elastic's <a href="/facts/Kibana/qFcqSVQh">Kibana</a> software, and is also under the <a href="/facts/Apache_License/5AeIjas8">Apache License</a>, version 2.<a class="footnote-ref" id="fnref:27" href="#fn:27"><sup>27</sup></a><a class="footnote-ref" id="fnref:28" href="#fn:28"><sup>28</sup></a><a class="footnote-ref" id="fnref:29" href="#fn:29"><sup>29</sup></a> </p> <h2 id="see-also">See also</h2> <ul><li><a href="/facts/Elasticsearch/aF9WuCFy">Elasticsearch § Licensing changes</a></li></ul> <h2 id="external-links">External links</h2> <ul><li><a href="https://www.opensearch.org/">Official website</a></li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>Christina Cardoza (April 13, 2021). "Amazon announces OpenSearch, an open-source fork of Elasticsearch and Kibana". Software Development Times. Retrieved 2021-06-01. <a href="https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/" target="_blank">https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>"Modernize your data observability with Amazon OpenSearch Service zero-ETL integration with Amazon S3 | AWS Big Data Blog". aws.amazon.com. 2024-06-05. Retrieved 2024-08-31. <a href="https://aws.amazon.com/blogs/big-data/modernize-your-data-observability-with-amazon-opensearch-service-zero-etl-integration-with-amazon-s3/" target="_blank">https://aws.amazon.com/blogs/big-data/modernize-your-data-observability-with-amazon-opensearch-service-zero-etl-integration-with-amazon-s3/</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>"Elastic Reports First Quarter Fiscal 2025 Financial Results". 2024-08-29. <a href="https://ir.elastic.co/news/news-details/2024/Elastic-Reports-First-Quarter-Fiscal-2025-Financial-Results/default.aspx" target="_blank">https://ir.elastic.co/news/news-details/2024/Elastic-Reports-First-Quarter-Fiscal-2025-Financial-Results/default.aspx</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>"OpenSearch Open Source Project on Open Hub: Contributors". openhub.net. Retrieved 2024-08-31. <a href="https://openhub.net/p/OpenSearch/contributors/summary" target="_blank">https://openhub.net/p/OpenSearch/contributors/summary</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>"Elasticsearch Open Source Project on Open Hub: Contributors". openhub.net. Retrieved 2024-08-31. <a href="https://openhub.net/p/elasticsearch/contributors/summary" target="_blank">https://openhub.net/p/elasticsearch/contributors/summary</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> <li id="fn:6"><p>"Introducing OpenSearch". Amazon Web Services. 12 April 2021. Retrieved 27 April 2021. <a href="https://aws.amazon.com/blogs/opensource/introducing-opensearch/" target="_blank">https://aws.amazon.com/blogs/opensource/introducing-opensearch/</a> <a href="#fnref:6" class="footnote-back-ref">↩</a></p></li> <li id="fn:7"><p>Tim Anderson (13 Apr 2021). "You know what? Fork this: AWS renames its take on Elasticsearch to OpenSearch following trademark fight". The Register. Retrieved 2021-06-01. <a href="https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/" target="_blank">https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/</a> <a href="#fnref:7" class="footnote-back-ref">↩</a></p></li> <li id="fn:8"><p>Christina Cardoza (April 13, 2021). "Amazon announces OpenSearch, an open-source fork of Elasticsearch and Kibana". Software Development Times. Retrieved 2021-06-01. <a href="https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/" target="_blank">https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/</a> <a href="#fnref:8" class="footnote-back-ref">↩</a></p></li> <li id="fn:9"><p>"Amazon Forks Elasticsearch Rebranding It as OpenSearch". InfoQ. Retrieved 2021-06-30. <a href="https://www.infoq.com/news/2021/04/amazon-opensearch/" target="_blank">https://www.infoq.com/news/2021/04/amazon-opensearch/</a> <a href="#fnref:9" class="footnote-back-ref">↩</a></p></li> <li id="fn:10"><p>Vaughan-Nichols, Steven (April 13, 2021). "OpenSearch: AWS rolls out its open source Elasticsearch fork". TechRepublic. Retrieved 2021-09-03. <a href="https://www.techrepublic.com/article/opensearch-aws-rolls-out-its-open-source-elasticsearch-fork/" target="_blank">https://www.techrepublic.com/article/opensearch-aws-rolls-out-its-open-source-elasticsearch-fork/</a> <a href="#fnref:10" class="footnote-back-ref">↩</a></p></li> <li id="fn:11"><p>Banon, Shay (14 January 2021). "Doubling down on open, Part II". Elastic. Retrieved 19 January 2021. <a href="https://www.elastic.co/blog/licensing-change" target="_blank">https://www.elastic.co/blog/licensing-change</a> <a href="#fnref:11" class="footnote-back-ref">↩</a></p></li> <li id="fn:12"><p>Vaughan-Nichols, Steven J. "Elastic changes open-source license to monetize cloud-service use". ZDNet. Retrieved 23 January 2021. <a href="https://www.zdnet.com/article/elastic-changes-open-source-license-to-monetize-cloud-service-use/" target="_blank">https://www.zdnet.com/article/elastic-changes-open-source-license-to-monetize-cloud-service-use/</a> <a href="#fnref:12" class="footnote-back-ref">↩</a></p></li> <li id="fn:13"><p>Tim Anderson (13 Apr 2021). "You know what? Fork this: AWS renames its take on Elasticsearch to OpenSearch following trademark fight". The Register. Retrieved 2021-06-01. <a href="https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/" target="_blank">https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/</a> <a href="#fnref:13" class="footnote-back-ref">↩</a></p></li> <li id="fn:14"><p>Christina Cardoza (April 13, 2021). "Amazon announces OpenSearch, an open-source fork of Elasticsearch and Kibana". Software Development Times. Retrieved 2021-06-01. <a href="https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/" target="_blank">https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/</a> <a href="#fnref:14" class="footnote-back-ref">↩</a></p></li> <li id="fn:15"><p>Christina Cardoza (April 13, 2021). "Amazon announces OpenSearch, an open-source fork of Elasticsearch and Kibana". Software Development Times. Retrieved 2021-06-01. <a href="https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/" target="_blank">https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/</a> <a href="#fnref:15" class="footnote-back-ref">↩</a></p></li> <li id="fn:16"><p>"Introducing OpenSearch". Amazon Web Services. 12 April 2021. Retrieved 27 April 2021. <a href="https://aws.amazon.com/blogs/opensource/introducing-opensearch/" target="_blank">https://aws.amazon.com/blogs/opensource/introducing-opensearch/</a> <a href="#fnref:16" class="footnote-back-ref">↩</a></p></li> <li id="fn:17"><p>Vaughan-Nichols, Steven J. "Elastic changes open-source license to monetize cloud-service use". ZDNet. Retrieved 23 January 2021. <a href="https://www.zdnet.com/article/elastic-changes-open-source-license-to-monetize-cloud-service-use/" target="_blank">https://www.zdnet.com/article/elastic-changes-open-source-license-to-monetize-cloud-service-use/</a> <a href="#fnref:17" class="footnote-back-ref">↩</a></p></li> <li id="fn:18"><p>"CrateDB Doubling Down on Permissive Licensing and the Elasticsearch Lockdown". CrateDB. 27 January 2021. Retrieved 28 January 2021. <a href="https://crate.io/a/cratedb-doubling-down-on-permissive-licensing-and-the-elasticsearch-lockdown/" target="_blank">https://crate.io/a/cratedb-doubling-down-on-permissive-licensing-and-the-elasticsearch-lockdown/</a> <a href="#fnref:18" class="footnote-back-ref">↩</a></p></li> <li id="fn:19"><p>Tim Anderson (13 Apr 2021). "You know what? Fork this: AWS renames its take on Elasticsearch to OpenSearch following trademark fight". The Register. Retrieved 2021-06-01. <a href="https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/" target="_blank">https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/</a> <a href="#fnref:19" class="footnote-back-ref">↩</a></p></li> <li id="fn:20"><p>"Amazon Announces OpenSearch". www.i-programmer.info. Retrieved 2021-06-30. <a href="https://www.i-programmer.info/news/152-epub/14497-amazon-announces-opensearch.html" target="_blank">https://www.i-programmer.info/news/152-epub/14497-amazon-announces-opensearch.html</a> <a href="#fnref:20" class="footnote-back-ref">↩</a></p></li> <li id="fn:21"><p>"Linux Foundation Announces OpenSearch Software Foundation to Foster Open Collaboration in Search and Analytics". www.linuxfoundation.org. Retrieved 2024-09-20. <a href="https://www.linuxfoundation.org/press/linux-foundation-announces-opensearch-software-foundation-to-foster-open-collaboration-in-search-and-analytics" target="_blank">https://www.linuxfoundation.org/press/linux-foundation-announces-opensearch-software-foundation-to-foster-open-collaboration-in-search-and-analytics</a> <a href="#fnref:21" class="footnote-back-ref">↩</a></p></li> <li id="fn:22"><p>"AWS Welcomes the OpenSearch Software Foundation | AWS Open Source Blog". aws.amazon.com. 2024-09-16. Retrieved 2024-09-20. <a href="https://aws.amazon.com/blogs/opensource/aws-welcomes-the-opensearch-foundation/" target="_blank">https://aws.amazon.com/blogs/opensource/aws-welcomes-the-opensearch-foundation/</a> <a href="#fnref:22" class="footnote-back-ref">↩</a></p></li> <li id="fn:23"><p>Tim Anderson (13 Apr 2021). "You know what? Fork this: AWS renames its take on Elasticsearch to OpenSearch following trademark fight". The Register. Retrieved 2021-06-01. <a href="https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/" target="_blank">https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/</a> <a href="#fnref:23" class="footnote-back-ref">↩</a></p></li> <li id="fn:24"><p>Christina Cardoza (April 13, 2021). "Amazon announces OpenSearch, an open-source fork of Elasticsearch and Kibana". Software Development Times. Retrieved 2021-06-01. <a href="https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/" target="_blank">https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/</a> <a href="#fnref:24" class="footnote-back-ref">↩</a></p></li> <li id="fn:25"><p>Christina Cardoza (April 13, 2021). "Amazon announces OpenSearch, an open-source fork of Elasticsearch and Kibana". Software Development Times. Retrieved 2021-06-01. <a href="https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/" target="_blank">https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/</a> <a href="#fnref:25" class="footnote-back-ref">↩</a></p></li> <li id="fn:26"><p>Christina Cardoza (April 13, 2021). "Amazon announces OpenSearch, an open-source fork of Elasticsearch and Kibana". Software Development Times. Retrieved 2021-06-01. <a href="https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/" target="_blank">https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/</a> <a href="#fnref:26" class="footnote-back-ref">↩</a></p></li> <li id="fn:27"><p>Tim Anderson (13 Apr 2021). "You know what? Fork this: AWS renames its take on Elasticsearch to OpenSearch following trademark fight". The Register. Retrieved 2021-06-01. <a href="https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/" target="_blank">https://www.theregister.com/2021/04/13/aws_renames_elasticsearch_fork_opensearch/</a> <a href="#fnref:27" class="footnote-back-ref">↩</a></p></li> <li id="fn:28"><p>Christina Cardoza (April 13, 2021). "Amazon announces OpenSearch, an open-source fork of Elasticsearch and Kibana". Software Development Times. Retrieved 2021-06-01. <a href="https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/" target="_blank">https://sdtimes.com/softwaredev/amazon-announces-opensearch-an-open-source-fork-of-elasticsearch-and-kibana/</a> <a href="#fnref:28" class="footnote-back-ref">↩</a></p></li> <li id="fn:29"><p>"OpenSearch - Amazon forks Elasticsearch and the divergence begins". OpenSource Connections. 2021-04-14. Retrieved 2021-06-30. <a href="https://opensourceconnections.com/blog/2021/04/14/opensearch-amazon-forks-elasticsearch-and-the-divergence-begins/" target="_blank">https://opensourceconnections.com/blog/2021/04/14/opensearch-amazon-forks-elasticsearch-and-the-divergence-begins/</a> <a href="#fnref:29" class="footnote-back-ref">↩</a></p></li> </ol>