OpenSearch

Deploy a single-node OpenSearch instance on Railway.

Environment variables

OPENSEARCH_INITIAL_ADMIN_PASSWORD=replace-with-strong-password

Persistent storage

Attach a Railway volume and mount to:

• /usr/share/opensearch/data

Notes

• This template disables the security plugin for easier local and staging usage.
• For production, enable security and set proper TLS/auth configuration.
• JVM heap is tuned to 512m by default for smaller plans.