MarsSeed [1] filed a request to merge esd-oss [2] into esound [3]: 'esd-oss' is an unmaintained, unneeded, long-broken variant/duplicate of 'esound'. The latter has slightly more features.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/esd-oss/ [3] https://aur.archlinux.org/pkgbase/esound/
