Can two Discourse Instances share and use One Database?

[Lilly]

This has been asked many times. Please try to use search before posting new support topics. Thank you

Use the same user database and login credentials in multiple discourse instances

I know that it is possible to run multiple instances of discourse on the same server using a multisite setup. I’m wondering if it would be possible for multiple instances of discourse to make use of the same user database? So that a user could sign-up on any one of several different forums and use those same credentials to log in to all of the others. If a user’s whole profile (trust level, profile detail, pictures, etc) could be synced across each instance, this would be ideal for our use-case. …

Question: Different forums same users?

Would it be possible to use the same SQL and same cookies across domains? For example, having the same users for example.com and example.org but different discourse installation?

SSO Discourse Connect topic:

Use Discourse as an identity provider (SSO, DiscourseConnect)

So you want to use Discourse as an identity provider for your own web app? Great! Let’s get started. Enable DiscourseConnect provider setting Under Discourse admin site settings (/admin/site_settings) enable setting enable discourse connect provider and add a secret string to discourse connect provider secrets (used to hash SSO payloads). Implement DiscourseConnect in your web app: Generate a random nonce. Let’s call this value NONCE. Save it temporarily so that you can verify it with the …