You can message and share files inside your intranet without a server.
BeeBEEP is a secure (encryption based on Rijndael Algorithm, AES) peer to peer office messenger. You can talk and send files with all your colleagues inside a local area network such of an office, home or internet cafe without a server. BeeBEEP works also with VPNs. This serverless application is indispensable in all those places where privacy and security an essential requirement.
For more info visit: https://www.beebeep.net
Underground IM is a free Java Instant Messaging solution.
Underground IM is a free Java Instant Messaging solution. Both a client and a server are available. Underground IM is open source software distributed free of charge under the terms of the GNU General Public License.
*Public Server: 64.94.101.216:5632
iSSL is a minimalistic cryptographical API that uses the ciphers RSA and AES to establish SSL-alike, secure encrypted
communications between two peers communicating through a network socket, including session key generation and public key exchange.