mod_muc_cloud_notify: Count codepoints instead of bytes Still marked as a 'TODO' in XEP-0372, but Converse.js is counting codepoints, and rough consensus is that this is the easiest approach in the widest range of environments.

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summary: Allow server administrators to probe any user
...

This module lets server administrators send `<presence type="probe"/>`
to any local user and receive their presence in response, bypassing
roster checks.