Displaying 1 to 19 from 19 results

Rambox - Messaging and Emailing app that combines common web applications into one


Rambox is a messaging and emailing app that combines common web applications into one. It gives you the possibility to add common services many times you need, all in one place. It's perfect for people who work with many services for business and private accounts.

Signal-Android - A private messenger for Android, alternative to WhatsApp


Signal is a messaging app for simple private communication with friends. Signal uses your phone's data connection (WiFi/3G/4G) to communicate securely, optionally supports plain SMS/MMS to function as a unified messenger, and can also encrypt the stored messages on your phone.

Openmeetings - Open Source Web Conferencing


Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming.

Zimbra - Email and Collaboration Suite


Zimbra is the most capable open source email and collaboration suite available today. It provides support for Email, Shared calendar, Document management, Pop3, Address book and lot more. Mails could be tagged and search support is also provided. Zimbra is considered as an alternative to Microsoft Exchange Server.

Citadel


Citadel is a collaboration suite (messaging and groupware). It provides support for Email, Calendaring/Scheduling, Address books, Bulletin boards, Mailing List Server, Instant Messaging, Wiki, Multiple domain support.

Gitter - Community for Software Developers


Gitter is designed to make community messaging, collaboration and discovery as smooth and simple as possible. You can easily create, organise and grow your communities, inviting others to join just in one click. Gitter is an instant messaging and chat room system for developers and users of GitHub repositories. Gitter is similar to IRC and Slack. Unlike IRC, and like Slack, it automatically logs all messages in the cloud.

Riot - Messaging and Colloboration made easy


Riot is built on top of Matrix. Matrix is an open network for secure, decentralized communication delivering a community of users,bridged networks, integrated bots and applications plus full end-to-end encryption. Riot allows teams to communicate across a wide range of collaboration apps. If some team members use Riot while others use IRC, Slack or Gitter, Riot will allow these team members to seamlessly work together. Riot offers the richest network of communication bridges.

Zulip - Group Chat


Zulip is a powerful, open source group chat application. It supports both private messaging and group chats via conversation streams. Zulip also supports fast search, drag-and-drop file uploads, image previews, group private messages, audible notifications, missed-message emails, desktop apps, and much more.

MongooseIM - Efficient XMPP server


MongooseIM is aimed at large, complex enterprise level projects where real-time communication is critical for business success. It provides high availability, ease of deployment, development and reliability in production. MongooseIM can accept client sessions over vanilla XMPP, Websockets, and HTTP long-polling (a.k.a. BOSH).

Matrix - Decentralized group communication


Matrix is an open standard for decentralised communication, providing simple HTTP APIs and open source reference implementations for securely distributing and persisting JSON over an open federation of servers. It can be used for Decentralised Group Chat, WebRTC signalling, Internet of Things, VOIP etc.

ChatSecure - Encrypted chat client for iOS and Android


ChatSecure is a instant messaging client for iOS and Android that integrates encrypted OTR ("Off the Record") messaging support from the libotr library and the XMPPFramework to handle Jabber/GTalk (XMPP).

Kontalk - Instant Messaging Network


Kontalk is run by a community of volunteers offering servers. Both client-to-server and server-to-server channels are fully encrypted. Users can be safe with end-to-end encryption. This is the official Android client for the Kontalk messaging system.

Conversation - Instant Messaging for Android


Conversations is the instant messaging client for the Android. It supports XMPP, Jabber client, Encryption and lot more.

0fc - End-to-end discreet web chat with strong cryptography


0fc enables you to run a secure in-browser group chat with isolated chatrooms. Server is considered minimal trusted zone, all important operations happen on client side. Ephemeral keys used to protect chat room traffic are generated within room owner's browser and propagated to the rest. It is built on top of built on top of Themis crypto library.

Lets-Chat - Self-hosted chat for small teams


Let's Chat is a persistent messaging application that runs on Node.js and MongoDB. It's designed to be easily deployable and fits well with small, intimate teams. It supports XMPP Multi-user chat (MUC), Multiple rooms, File uploads and lot more.

Cryptocat - Encrypted Chat


Cryptocat is free software that aims to provide an open, accessible Instant Messaging environment that encrypts your conversations and works right in your browser. It uses the OTR protocol over XMPP for encrypted two-party chat and the (upcoming) mpOTR protocol for encrypted multi-party chat.

Off-the-Record Messaging Provides Private Conversations Over IM


Off-the-Record (OTR) Messaging allows you to have private conversations over instant messaging by providing encryption, authentication, deniability, and perfect forward secrecy. If you lose control of your private keys, no previous conversation is compromised.

Instantbird - Instant Messaging


Instantbird is a cross platform instant messaging software. It supports various protocols and using this software you could use Facebook, Twitter, Google talk, IRC chat and lot more.