Robuta

https://www.linuxfromscratch.org/blfs/view/11.3-systemd/general/xapian.html

https://dovecot.org/mailman3/archives/list/dovecot@dovecot.org/message/MAOWRKM2NH5C3OKRFTR5LPPYFXMC5RN5/

https://www.endpointdev.com/blog/2021/08/full-text-search-xapian/

https://archlinux.org/packages/extra/x86_64/xapian-core-docs/sonames/

https://dovecot.org/list/dovecot/2021-August/122945.html

https://rubygems.org/gems/xapian-fu/versions/1.5.2/dependencies