Your question Hello. When does zero-downtime migration utility released?

The zero-downtime migration utility is planned but not yet released. The upgrade guide for the current major release states: “Operators who cannot accept downtime should wait. In the next two to three weeks we plan to release two tools that work together: A zero-downtime migration utility that mov…

There is no mention of a “zero-downtime migration utility” anywhere in the current Stalwart documentation or source code. This isn’t a feature that is documented or announced in the current docs. This isn’t covered in the current docs. A community member or staff member will follow up. This is an …

It is currently being developed. It will be a migration CLI tool plus a proxy.

I’ve been waiting on this utility to upgrade from 0.15. I’m not necessarily prioritizing zero downtime as much as I’m prioritizing the easiest and most seamless migration possible. I do have a question regarding it however. When reviewing the upgrading documentation for manual upgrades there are pl…

The utility is still in development, ETA is 1 or 2 weeks.

Another 22 days have passed now. When will it be released?

Zero-downtime migration utility

Questions

root_root June 11, 2026, 9:52am 8

@Burhorst Migration proxy: zero-downtime upgrades

Topic		Replies	Views
Migration proxy: zero-downtime upgrades Announcements	0	162	June 10, 2026
Can I upgrade from 0.14.1 to latest without using proxy? Questions	3	39	July 19, 2026
Any ideas when v1.0 will be ready? Questions no-ai	5	155	June 23, 2026
Low-downtime, non-destructive migration based on copying Feature Ideas	0	23	June 20, 2026
Allow using IP and http for admin webui Issues	3	77	June 15, 2026

Zero-downtime migration utility

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