Molly is described as 'Independent Signal fork for Android' and is a instant messenger in the social & communications category. There are more than 100 alternatives to Molly for a variety of platforms, including Android, iPhone, Windows, Linux and Mac apps. The best Molly alternative is Signal, which is both free and Open Source. Other great apps like Molly are Telegram, Element, Matrix and Tox.
Coccinella is a free and open-source cross-platform instant messaging client with a built-in whiteboard for improved collaboration with other people.
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, but also resistant to man-in-the-middle attacks.
Hype is a chat service built into the Opera Mini browser, so you can chat, share, and browse in one app. And when you find something online worth sharing, Hype makes it easy to do so with WebSnap.
Anonymous and fully encrypted peer-to-peer instant messenger for Android using onion routing (via Tor)!
Ricin aims to be a secure, lightweight, hackable and fully-customizable Tox client with focus on user experience. Development is lead by SkyzohKey.
AtomJump.com is a well tuned hosted version of the free open-source AtomJump.org. It is free to chat publicly with your family, group or co-workers on your own group.
FireFloo is an instant messaging communicator combining the open XMPP standard (Jabber, GMail Chat etc.) with the echo protocol for multi-encrypted messaging. Use various methods to send chipertext over open standards like libgcrypt and encrypt your private communication.
Emoty is a messaging application with emphasis on simplicity, freedom and safety. It's a client for RetroShare network, hence use the same decentralized, Friend-to-Friend network structure with end-to-end encryprtion.
Reclaim your privacy With Uup. Just download the app and start chatting. Uup App is based on asymmetric encryption. Private key is generated based on the device and it doesn't need any email, mobile number or anything else to work.
Confide lets you take your messages off the record:
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