As of August 2024, AWS reported that OpenSearch had "tens of thousands" of customers,[3] while Elastic claimed to have over 20,000 subscribers.

[11][12][8][2] Amazon would hold sole ownership status and write access to the source code repositories, but invited pull requests from anyone.

[2][7] Other companies such as Logz.io, CrateDB, Red Hat and others announced an interest in building or joining a community to continue using and maintaining this open-source software.

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 Amazon Web Services, SAP, and Uber.