https://OpenChain-Project.github.io/OpenChain-KWG/en/tags/elastic/Recent content in Elastic on OpenChain KWGHugoenMon, 10 Aug 2026 11:20:08 +0900https://OpenChain-Project.github.io/OpenChain-KWG/en/blog/2024/09/06/elastic-agpl/Fri, 06 Sep 2024 00:00:00 +0000https://OpenChain-Project.github.io/OpenChain-KWG/en/blog/2024/09/06/elastic-agpl/<h2 id="introduction-the-background-of-the-elasticsearch-license">Introduction: The Background of the Elasticsearch License</h2> <p>Elasticsearch began as an open source project and has since gone through several changes in licensing policy. Initially it was distributed under the Apache 2.0 license, but in 2021 Elastic changed its license to the Elastic License 2.0 and the Server Side Public License. Then, on August 30, 2024, it drew attention again with an announcement (<a href="https://www.elastic.co/blog/elasticsearch-is-open-source-again">Elasticsearch is Open Source, Again</a>) adding back the <strong>AGPL-3.0</strong>.</p>https://OpenChain-Project.github.io/OpenChain-KWG/en/blog/2021/03/28/elastic-license/Sun, 28 Mar 2021 00:00:00 +0000https://OpenChain-Project.github.io/OpenChain-KWG/en/blog/2021/03/28/elastic-license/<div class="pageinfo pageinfo-primary"> <p>This paper was translated by Haksung Jang from the English version available at this <a href="https://www.coss.community/coss/elastic-license-2-0-and-the-evolution-of-open-source-licensing-3jb3">white paper</a>. The original author, <a href="https://heathermeeker.com/about-me/">Heather Meeker</a>, has not reviewed this translation.</p> </div> <hr> <blockquote> <p>Hello.</p> <p>This article is based on a <a href="https://www.coss.community/coss/elastic-license-2-0-and-the-evolution-of-open-source-licensing-3jb3">white paper</a> about the Elastic License published on March 11, 2021 by <a href="https://heathermeeker.com/about-me/">Heather Meeker</a>, a U.S. attorney specializing in open source law. Most of it is a translation of the original article, and I have added my own opinions as blockquotes.</p>