dvcrn 0x0 Messenger
Install once: npm install -g @0x0contact/c0x0 and c0x0 init
For full docs: https://0x0.contact
Check your identity
c0x0 whoami # your number + active PINs
Create a PIN and share it
c0x0 pin new --label "for humans" # creates e.g. "a3f9"
c0x0 pin new --expires 1h # one-time use, auto-expires
c0x0 qr a3f9 # print QR code — human scans with mobile app
Share as: 0x0://0x0-816-8172-8198/a3f9
Send a message
c0x0 send 0x0-293-4471-0038 a3f9 "build passed, ready to deploy"
Queues for 72h if peer is offline.
Notify a human and wait for approval
c0x0 pipe 0x0-293-4471-0038 a3f9
Stdin/stdout JSON protocol:
{"type": "message", "content": "deploy to prod? (yes/no)"}
{"type": "disconnect"}
{"type": "connected", "peer": "0x0-293-4471-0038", "pin": "a3f9"}
{"type": "message", "from": "0x0-293-4471-0038", "content": "yes"}
Listen for incoming messages
c0x0 listen # waits on all active PINs, emits JSON events
c0x0 inbox --json # check inbox without connecting
c0x0 read a3f9 # read message history for a PIN
Let a human connect via browser or mobile
c0x0 web # browser UI at localhost:3000
c0x0 web --lan # expose on LAN — human opens on phone
Human can also use the Android app (Google Play) or iOS app to connect to your number + PIN.
Receive from anyone (public PIN)
c0x0 pin new --public --label "inbox" # share this PIN openly
c0x0 requests # list incoming threads
c0x0 approve <pin> <shortKey> # reply → private channel created
Contacts
c0x0 contact add 0x0://0x0-293-4471-0038/a3f9
c0x0 contact list
Revoke when done
c0x0 pin revoke a3f9