Encrypted IM

Open Source, so everyone can see how Adium works and help improve it
Support for a wide range of different Instant Messaging services (see the full list)
A delightful UI
Tabbed chat windows
Mac OS X... more

BitlBee brings IM (instant messaging) to IRC clients. It's a great solution for people who have an IRC client running all the time and don't want to run an additional MSN/AIM/whatever client.

BitlBee currently supports the following IM... more

CryptoChat 4 Skype is a free to use tool which allows users to have secure conversation over Skype by encrypting the messages passing over the network.

CyptoChat 4 Skype makes use of an encryption mechanism based on the generation and... more

Jitsi supports multiple operating systems, including Windows as well as Unix-like systems such as Linux, Mac OS X and BSD. It also includes[5]:

Attended and blind call transfer
Auto away
Auto re-connect
... more

mcabber is a small Jabber console client.
mcabber includes features such as SASL/SSL/TLS support, MUC (Multi-User Chat) support, history logging, command completion, OpenPGP encryption, OTR (Off-the-Record Messaging) support, dynamic... more

Pidgin-Encryption transparently encrypts your instant messages with RSA encryption. Easy-to-use, but very secure.

Features include
Automatically creates a public/private key pair for you upon loading the plugin
... more

You are using MSN Messenger to chat with your friends or colleagues. Did you know your messages are sent over the Internet in cleartext form? By encrypting messages before they leave your computer to the Internet, SimpLite-MSN prevents... more

Subscribe to Encrypted IM