Open Source Microsoft Teams Alternatives

The best open source alternative to Microsoft Teams is Element. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Teams and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Microsoft Teams are Jitsi Meet, Jami, Wire and Mattermost.

filter to find the best alternatives

Microsoft Teams alternatives are mainly Instant Messengers but may also be Group Chat Apps or Video Calling Apps.  Other popular filters includes Self-Hosted + Open Source. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Microsoft Teams.
Microsoft Teams iconMicrosoft Teams
  56
  • ...

Integrates seamlessly with Office 365 to centralize chat, files, and tools. Supports HD audio and video meetings, available across multiple platforms.

More about Microsoft Teams
More about Microsoft Teams
Microsoft Teams alternatives page was last updated Nov 27, 2024
  Suggest Alternatives
  1. cabal icon
    cabal icon

    cabal

     5 likes
    Copy a direct link to this comment to your clipboard

    Experimental p2p community chat platform.

    15 cabal alternatives
    cabal screenshot 1

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    cabal screenshot 1

    cabal Features

    1.  Command line interface
    2.  Works Offline
    3.  Decentralized
    4.  Text chat
    5.  Channels
    6.  Peer-To-Peer
    7.  Serverless
    cabal iconMicrosoft Teams Icon

    cabal VS Microsoft Teams

    Is cabal a good alternative to Microsoft Teams?
     
  2. Teams for Linux icon
    Teams for Linux icon

    Teams for Linux

     Like this app
    Copy a direct link to this comment to your clipboard

    Unofficial Microsoft Teams client for Linux.

    1 Teams for Linux alternatives
    Teams for Linux screenshot 1

    License model

    • Free • Open Source

    Platforms

    • Linux
    • Flathub
    • Snapcraft

    Teams for Linux Features

    1.  Microsoft Teams Integration
    Teams for Linux screenshot 1
    Teams for Linux screenshot 2
    +2
    Teams for Linux screenshot 3
    Teams for Linux iconMicrosoft Teams Icon

    Teams for Linux VS Microsoft Teams

    Is Teams for Linux a good alternative to Microsoft Teams?
     
  4. Librem Chat icon
    Librem Chat icon

    Librem Chat

     8 likes
    Copy a direct link to this comment to your clipboard

    End-to-end encrypted chat, VOIP, and video calling used by millions of people.

    172 Librem Chat alternatives
    Librem Chat screenshot 1
    Librem Chat screenshot 2
    +1
    Librem Chat screenshot 3

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • F-Droid

    Librem Chat Features

    1.  VoiP Calls
    2.  End-to-End Encryption
    3.  Decentralized
    4.  Ad-free
    Discontinued

    App hasn't been updated on Play Store since 2020.

    Librem Chat iconMicrosoft Teams Icon

    Librem Chat VS Microsoft Teams

    Is Librem Chat a good alternative to Microsoft Teams?
     
  5. Peer Calls icon
    Peer Calls icon

    Peer Calls

     5 likes
    Copy a direct link to this comment to your clipboard

    Make video calls to anybody in the world with a private connection. Share the conversation by sharing url.

    87 Peer Calls alternatives
    Peer Calls screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted

    Peer Calls Features

    1.  Screen Sharing
    2.  End-to-End Encryption
    3.  Privacy focused
    4.  WebRTC
    5.  Clipboard monitoring
    6.  Peer-To-Peer
    Peer Calls iconMicrosoft Teams Icon

    Peer Calls VS Microsoft Teams

    Is Peer Calls a good alternative to Microsoft Teams?
     
  6. dirc icon
    dirc icon

    dirc

     7 likes
    Copy a direct link to this comment to your clipboard

    Dirc is a peer-to-peer web application which uses WebRTC to set up connections between chat participants without requiring a back-end server. The static files can be self-hosted. Other features:

    42 dirc alternatives
    dirc screenshot 1

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Self-Hosted

    dirc Features

    1.  No registration required
    2.  IRC
    dirc iconMicrosoft Teams Icon

    dirc VS Microsoft Teams

    Is dirc a good alternative to Microsoft Teams?
     
  7. p2p.chat icon
    p2p.chat icon

    p2p.chat

     4 likes
    Copy a direct link to this comment to your clipboard

    p2p.chat is a free video conferencing application using WebRTC for peer-to-peer communication. No login required. No tracking. Decentralized.

    47 p2p.chat alternatives
    p2p.chat screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted

    p2p.chat Features

    1.  End-to-End Encryption
    2.  No registration required
    3.  Privacy focused
    4.  No Tracking
    5.  Decentralized
    6.  Peer-To-Peer
    7.  WebRTC
    8.  Video Conferencing
    p2p.chat iconMicrosoft Teams Icon

    p2p.chat VS Microsoft Teams

    Is p2p.chat a good alternative to Microsoft Teams?
     
  9. Let's Chat icon
    Let's Chat icon

    Let's Chat

     37 likes
    Copy a direct link to this comment to your clipboard

    Self-hosted chat for small teams.

    59 Let's Chat alternatives
    Let's Chat screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Self-Hosted

    Let's Chat Features

    1.  Web interface
    Discontinued

    As stated at https://github.com/sdelements/lets-chat/issues/781 , the project is no longer developed since August 2017. Last version, 0.4.0, released in June 2015, can be still downloaded from GitHub together with the source code.

    Let's Chat iconMicrosoft Teams Icon

    Let's Chat VS Microsoft Teams

    Is Let's Chat a good alternative to Microsoft Teams?
     

  10. Jami Commander

     1 like
    Copy a direct link to this comment to your clipboard

    jami-commander (jc for short) is a simple but convenient CLI-based Jami client app for setting up accounts and swarms as well as sending.

    52 Jami Commander alternatives

    License model

    • Free • Open Source

    Platforms

    • Linux

    Jami Commander Features

    1.  Command line interface
    2.  Client-side
    Microsoft Teams Icon

    Jami Commander VS Microsoft Teams

    Is Jami Commander a good alternative to Microsoft Teams?
     
  11. Meshenger icon
    Meshenger icon

    Meshenger

     2 likes
    Copy a direct link to this comment to your clipboard

    A true P2P phone application for voice and video calls. No Internet access needed, no registration, not advertisment or calling back "home". Scan each others QR-Code and call each other. This works in over local networks such as community and company networks or at...

    49 Meshenger alternatives
    Meshenger screenshot 1
    Meshenger screenshot 2
    +2
    Meshenger screenshot 3

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • F-Droid

    Meshenger Features

    1.  Works Offline
    2.  VoiP Calls
    3.  No registration required
    4.  Ad-free
    5.  Decentralized
    6.  Privacy focused
    7.  Peer-To-Peer
    8.  Text messaging
    9.  Voice Chat
    10.  WebRTC
    Meshenger iconMicrosoft Teams Icon

    Meshenger VS Microsoft Teams

    Is Meshenger a good alternative to Microsoft Teams?
     
  12. ZeroChat icon
    ZeroChat icon

    ZeroChat

     13 likes
    Copy a direct link to this comment to your clipboard

    An IRC-like internet chatroom hosted on ZeroNet, a distributed network. 0rc is a fully distributed website, and messages are shared through peers using the ZeroNet stack. In addition, making a new chatroom website is a simple as downloading the files and cloning the site.

    89 ZeroChat alternatives
    ZeroChat screenshot 1

    License model

    • Free • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Python
    • JavaScript
    • ZeroNet

    ZeroChat Features

    1.  Decentralized
    2.  Distributed
    Discontinued

    Last update on github made over 5 years (March 13, 2016).

    ZeroChat iconMicrosoft Teams Icon

    ZeroChat VS Microsoft Teams

    Is ZeroChat a good alternative to Microsoft Teams?
     
You are at page 3 of Microsoft Teams alternatives