[boomskats]

The way I'm reading the comments here is 'AWS S3 as the only flavour of S3 that works', i.e. they're having issues backing up to to services like DigitalOcean Object Storage via S3, rather than S3 being the only backup protocol that's supported.

[rlex]

yes, precisely. It's UI part that's broken, which cannot list snapshots. Issue is here, no fix since 2020, sadly: https://github.com/zalando/postgres-operator/issues/937