Tox

Cryptocat lets you instantly set up secure conversations. It's an open source encrypted, private alternative to other services such as Facebook chat. Messages are encrypted inside your own browser using...

Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best Jabber client for …

Off-the-Record (OTR) Messaging allows you to have private conversations over any instant messaging (MSN,Gtalk, Facebook and so on) by providing encryption, authentication, deniability, perfect forward secrecy

[ChatSecure by Chris Ballinger and Gibberbot by The Guardian Project have combined efforts!] ChatSecure (formerly “Gibberbot”) is an open-source encrypted messaging application that uses Cypherpunks' Off-the-Record protocol to secure a …

Encryption plugin for Pidgin, providing up to 4096 bit RSA encryption using the NSS crypto library from Mozilla. Keys are automatically transmitted and stored, making it very easy to use, …

Self-destructing messages, photos, videos and more. Wickr's mission is to provide secure communications that Leave No Trace. People are being tracked online and their information is being sold in ways …

Chat, SMS, and share all of your files all in one place. Perzo is the secure and more productive solution to your communication needs. Perzo is a secure communication application …

GoldBug is a secure Instant Messenger. You can be sure with using GoldBug (GB), that no third party can look into your chat communication. Private user-to-user communication remains private. GoldBug …