Features

• transparent detaching and attaching of clients
• proxy multiple users and IRC connections (multiuser, multiserver)
• automatically join channels upon connection
• backlog events (messages, nick changes, quits, ...) upon client connection (optional)
• optional timestamp backlogs
• limit backlog to N lines per channel or backlog since since last client-quit or client-message
• logging support – can be disabled for low disk space servers/accounts. It can even be done in memory if you want backlog without file on disk (think wrt54g and the like)
• configurable logfile format using bip user, bip network name, channel name, and month/day (rotate logs)
• complete text file configuration (+vim syntax file)
• multiple IRC clients can access to the same IRC connection (same network, same nick) transparently
• SSL support on the port Bip listens to (client SSL)
• oidentd support for multiple identities (oidentd spoofing)
• bip runs in one process and tries hard not to hog your CPU for no reason
• low memory usage

Per user stuff

• hashed password-based authentication
• SSL certificate check against a per user list of certificates, ca (optional), allows ssh-like security scheme through SSL certificates

Per connection stuff

• stays in your joined channels
• optional away nick when no client is attached
• optional away status when no client is attached
• send raw IRC commands upon connection to the network
• configurable management of your nick when there’s a disconnection to the server

Network stuff

• SSL support for server connections
• multiple IP/hostnames, DNS round robin support
• IRC command interface, allowing to control or push some runtime configuration options.