ICB

Internet Citizen’s Band is an early Internet chat program and its associated protocol. It was released in 1989.

• Hostname: chat.yakumo.dev
• Impl. used: nishiowo/openbsd-icbd
• Port: 7326

IRC

Internet Relay Chat is a text-based chat system for instant messaging. IRC is designed for group communication in discussion forums, called channels, but also allows one-on-one communication via private messages as well as chat and data transfer, including file sharing.

• Hostname: chat.yakumo.dev
• Impl. used: DALnet/bahamut with Atheme IRC Services
• Port: 6667 (plaintext), 6697 (TLS)

MSN

TBD

XMPP

Extensible Messaging and Presence Protocol (originally named Jabber) is an open communication protocol designed for instant messaging, presence information, and contact list maintenance.

• Hostname: chat.yakumo.dev

  • Multi-user chat: conference.yakumo.dev
  • File upload: media.yakumo.dev
  • File transfer proxy: proxy65.yakumo.dev
  • Publish-Subscribe: pubsub.yakumo.dev

• Impl. used: Prosody

• Port: 5222, 5223 (Direct TLS), 5269, 5270 (Direct TLS), 5281 (HTTP-based services)