9 /

9gridchan

Replace Guest with your username.

; 9fs tcp!cloud9p.org!9000 /n/chat
; cat /n/chat/chat &
; while() read | sed '1s/^/Guest → /' >>/n/chat/chat

From UNIX:

Install plan9port.

On OpenBSD:

$ doas pkg_add plan9port

On Linux, you may have to compile from source.

$ 9 9p -a 'tcp!cloud9p.org!9000' read chat &
while read l; do echo $USER → "$l"
done | 9 9p -a 'tcp!cloud9p.org!9000' write chat