Symphony!

Symphony alternatives

  • Riot.im

  • Riot (formerly Vector) is an opensource interoperable app running on Web, iOS and Android. It is built around chat rooms, both public and private and provides messaging, filesharing, voice and video conferencing (beta on Android and web), integrations to tools like GitHub, Jira, Jenkins and much more soon. Vector is built on the Matrix.org open standard which provides bridges to other systems such as Slack, IRC and a lot more soon. One can use the hosted service or run their own. »

    tags: built-in-file-transfer chat-rooms decentralized encrypted-chat end-to-end-encryption
  • ChatSecure

  • ChatSecure is a free and open source messaging app that features OTR encryption over XMPP. You can connect to your existing accounts on Facebook or Google, create new accounts on public XMPP servers(including via Tor), or even connect to your own server for extra security.

    tags: Discontinued chat-clients encrypted-chat gchat instant-messaging
  • HipChat

  • HipChat is an instant messaging service designed for companies and teams. It has persistent chat rooms, one-to-one chat, searchable chat history, file sharing via drag & drop and clipboard, inline image previews, an API, chat over SMS, and more.

    tags: chat-clients chat-rooms corporate-instant-messaging enterprise-social-networking instant-messaging
  • Threema

  • Threema is a new mobile messaging app that puts security first. With true end-to-end encryption, you can rest assured that only you and the intended recipient can read your messages.

    tags: chat-clients encrypted-chat encrypted-email end-to-end-encryption group-chat
  • Off-the-Record Messaging

  • 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

    tags: encrypted-chat facebook instant-messaging private-chat
  • Wickr

  • Wickr is a free end-to-end encrypted text, video, picture and voice messenger with full sender control.

    tags: anonymity chat-clients encrypted-chat end-to-end-encryption integrated-file-sharing
  • Bit Chat

  • Technitium Bit Chat is a secure, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. Primary aim of developing this instant messenger is to provide privacy which is achieved using strong cryptography. It can be used over Internet and private LAN networks for instant messaging and file transfer.

    tags: end-to-end-encryption instant-messaging messenger peer-to-peer
  • Cyanide

  • Cyanide is Tox client for Sailfish OS .

    tags: instant-messaging tox-client
  • Pidgin-Encryption

  • 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.

    tags: encrypted-chat pidgin-plugin secure-chat
  • GoldBug

  • 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 therefore uses strong multi-encryption with different layers of modern encryption technologies of well known and revised crypto libraries (like libgcrypt (GnuPG) and OpenSSL). The app offers as well decentral and encrypted Email and decentral public E*IRC-Chat.

    tags: aes-256 chat-clients email-client encrypted-chat f2f
  • Kandan

  • Open Source private chat server. Your own private Chat server in minutes, plus additional features. No credit card required.A fast, secure and stable solution based on Rails.

    tags: chat-clients chat-rooms enterprise-social-networking instant-messaging
  • FireFloo Communicator

  • 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.

    tags: chat-clients encrypted-chat instant-messengers jabber private-chat