Does Mage-OS 3.x run on OpenSearch 1.3.20?
YesAll 6 Mage-OS 3.x releases we tested install on OpenSearch 1.3.20 and pass the storefront, checkout and admin tests. Mage-OS lists OpenSearch 2.19.5 for 3.5.0.
Last run 4 October 2026. Each run is the stack Mage-OS recommends for the release with only the search swapped for OpenSearch 1.3.20, installed in Docker, compiled and put through storefront, checkout and admin browser tests.
Every Mage-OS 3.x release on OpenSearch 1.3.20
Each cell links to the release page with every setup and run log.
Other search versions for Mage-OS 3.x
OpenSearch 1.3.20 on other Mage-OS lines
See every Magento and Mage-OS release on OpenSearch 1.3.20, orevery setup for Mage-OS 3.5.0.