Manual Section 8 - Plan 9 from User Space
listen1(8) | listen1 – listen for calls on a network device
vbackup(8) | vbackup, vcat, vftp, vmount, vnfs –
venti(8) | venti – archival storage server
venti-backup(8) | rdarena, wrarena – copy arenas between venti servers
venti-fmt(8) | buildindex checkarenas checkindex conf fmtarenas fmtbloom fmtindex fmtisect syncindex – prepare and maintain a venti server