Common
OpenSearch (software)
Open source search engine
Open source search engine
OpenSearch is a family of software consisting of a search engine (also named OpenSearch), and OpenSearch Dashboards, a data visualization dashboard for that search engine. It is an open-source project developed by the OpenSearch Software Foundation (a Linux Foundation project) written primarily in Java. As of 2025, the project had surpassed one billion software downloads. AWS previously reported that OpenSearch had "tens of thousands" of customers, while Elastic claimed to have over 20,000 subscribers.
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