• Skype icon

    Skype

    Skype is the most popular free voice-over IP and instant messaging service globally. It allows users to text, video and voice call...

    Freemium Mac Windows Linux Web / Cloud Android iPhone ... Blackberry Chrome OS Windows RT Android Tablet BSD Windows Phone iPad Apple Watch Android Wear

  • Slack icon

    Slack

    Slack brings all your communication together in one place. It's real-time messaging, archiving and search for modern teams.

    Freemium Mac Windows Linux Web / Cloud Android iPhone ... Apple Watch Electron / Atom Shell

  • Mattermost icon

    Mattermost

    Mattermost is an open source, self-hosted Slack -alternative As an alternative to proprietary...

    Open Source Mac Windows Linux Android iPhone Android Tablet ... iPad Self-Hosted JavaScript Go (Programming Language)

  • Glip icon

    Glip

    Glip is instant messaging for teams and businesses to communicate and get work done at the same time. In Glip you work where your...

    Freemium Mac Windows Web / Cloud Android iPhone Android Tablet ... iPad

  • Rocket.Chat icon

    Rocket.Chat

    Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.

    Open Source Mac Windows Linux Android iPhone Self-Hosted

  • HipChat icon

    HipChat

    HipChat is an instant messaging service designed for companies and teams. It has persistent chat rooms, one-to-one chat, searchable...

    Freemium Mac Windows Linux Web / Cloud Android iPhone ... Android Tablet iPad Self-Hosted Apple Watch

  • Let's Chat icon

    Let's Chat

    Self-hosted chat for small teams. Features and Stuff BYOS (bring your own server) Persistent messages Multiple...

    Open Source Self-Hosted

  • Gitter icon

    Gitter

    Where developers come to talk. Gitter.im is a GitHub based chat and collaboration tool for developers and users.

    Freemium Mac Windows Linux Web / Cloud Android iPhone

  • Zulip icon

    Zulip

    Powerful open source group chat. Features: Threaded group conversations Talk about multiple topics at once without getting lost...

    Open Source Mac Windows Linux Web / Cloud Android iPhone ... BSD Self-Hosted

  • Actor Messenger icon

    Actor Messenger

    Modile-first open source self-hosted messaging platform that allows to easily create your own messaging app.

    Open Source Mac Windows Linux Web / Cloud Android iPhone ... Android Tablet iPad Self-Hosted

  • Exselo Desktop icon

    Exselo Desktop

    Outlook and desktop search to help you search and find information from your files, emails and documents on your computer. Now also...

    Free Mac Windows

  • ZeroChat icon

    ZeroChat

    An IRC-like internet chatroom hosted on ZeroNet, a distributed network. 0rc is a fully distributed website, and messages are shared...

    Open Source Mac Windows Linux Web / Cloud Self-Hosted Python ... JavaScript ZeroNet

  • Know any more alternatives to Matrix.org?

    Suggest an application to this list
  • Slenke icon

    Slenke

    Slenke is an internal social network for your company to securely communicate, share files, manage projects, organize tasks, track...

    Freemium Mac Windows Web / Cloud

  • JANDI icon

    JANDI

    JANDI is a group-oriented enterprise messaging platform with an integrated suite of collaboration tools for workplace.

    Freemium Mac Windows Web / Cloud Android iPhone

  • uShare.to icon

    uShare.to

    Team Communication for your 'extended' team across company boundaries - clients, partners, vendors etc.

    Freemium Windows Web / Cloud Android iPhone Android Tablet iPad

  • TribeScale icon

    TribeScale

    TribeScale is a startup that aims to enhance teamwork in companies through the improvement of communication, coordination, and the...

    Free Mac Windows Web / Cloud Android iPhone iPad ... Self-Hosted

  • Dialog Messenger icon

    Dialog Messenger

    Dialog Messenger is a customized self-hosted platform usable across multi operation systems simultaneously. dialog provides SDK tools...

    Free Personal Mac Windows Linux Web / Cloud Android iPhone ... Self-Hosted

  • TeamTalk.io icon

    TeamTalk.io

    TeamTalk maximises business meeting efficiency by providing 1- click meetings, audio -video calling, screen sharing, audio recording...

    Free Web / Cloud Chrome

  • Share this list of alternatives?

  • Hyphen Messaging icon

    Hyphen Messaging

    Hyphen is a professional instant messenger built for modern teams and individuals who want to stay connected to the business world at...

    Free Android iPhone

  • LekkerIM icon

    LekkerIM

    Chat as a Service. Add chat for your members in just two lines of code.

    Commercial Web / Cloud

  • These alternatives are not yet approved, do you think they are alternatives?

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