Open Source Google Duo Alternatives

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

Google Duo alternatives are mainly Group Chat Apps but may also be Video Calling Apps or Instant Messengers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Google Duo.

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Google Duo

Free • Proprietary
Video Calling App

Online
Android
iPhone
Chrome OS
Android Tablet
iPad
KaiOS

Cross-platform - Get closer to everyone you love with simple, high-quality video calling on iOS and Android.

Learn more about Google Duo

Element
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Yes
No
Freemium • Open Source
Group Chat App
Instant Messenger
Encrypted Chat App
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
iPad
Self-Hosted
Matrix.org
Cloudron
F-Droid
FLATHUB
268 alternatives to Element
Element is a secure collaboration and messaging app based on the Matrix protocol. It’s decentralised to deliver digital sovereignty, and based on an open standard for easy connections and interoperability. It is end-to-end encrypted by default.
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Element Features
1. DecentralizedElement is based on a decentralized infrastructure with no single entity controlling it.
2. End-to-End EncryptionElement has E2E Encryption, for entire or parts of the app.
3. Privacy focusedElement is considered a privacy friendly alternative.
4. VoiP CallsElement allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
5. No TrackingElement will not track you or use your personal data.
6. Real time collaborationMultiple users can work together in Element simultaneously.
7. Dark ModeElement supports dark mode for comfortable usage in low light conditions.
8. Ad-freeElement doesn't contain any form of external advertising.
9. File VersioningElement has a version system that lets you view and go back to older versions of the project/file/document.
Federated
Matrix Protocol
Voice Chat
Federation
Direct Messaging
Community-based
Per-room avatars
Multiple languages
Custom widgets
Message redaction
Jitsi Meet
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Yes
No
Free • Open Source
Video Calling App
Group Chat App
Encrypted Chat App
Online
Android
iPhone
Android Tablet
iPad
Self-Hosted
Apple Watch
F-Droid
127 alternatives to Jitsi Meet
Go ahead, video chat with the whole team. In fact, invite everyone you know. Jitsi Meet is a fully encrypted, 100% open source video conferencing solution that you can use all day, every day, for free — with no account needed.
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Jitsi Meet Features
1. No registration requiredYou can use most of the features in Jitsi Meet without registration.
2. End-to-End EncryptionJitsi Meet has E2E Encryption, for entire or parts of the app.
3. Screen SharingYou can use Jitsi Meet to share your screen with your colleages or friends.
4. Ad-freeJitsi Meet doesn't contain any form of external advertising.
5. No TrackingJitsi Meet will not track you or use your personal data.
6. Privacy focusedJitsi Meet is considered a privacy friendly alternative.
7. LightweightJitsi Meet consumes less device resources compared to similar apps.
Browser-based
Video Conferencing
Stream audio
Security focused
Remote Work
Unlimited users
WebRTC
Live Broadcasting
Audio Calling
Voice Chat
Tox
Do you think this is a good alternative?
Yes
No
Free • Open Source
Encrypted Chat App
Instant Messenger
Group Chat App
Mac
Windows
Linux
Android
Android Tablet
BSD
F-Droid
182 alternatives to Tox
With the rise of widespread government monitoring programs, Tox is an easy to use application that allows you to connect with friends and loved ones without anyone else listening in.
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Tox Features
1. DecentralizedTox is based on a decentralized infrastructure with no single entity controlling it.
2. Privacy focusedTox is considered a privacy friendly alternative.
3. End-to-End EncryptionTox has E2E Encryption, for entire or parts of the app.
4. No registration requiredYou can use most of the features in Tox without registration.
5. Screen SharingYou can use Tox to share your screen with your colleages or friends.
6. LightweightTox consumes less device resources compared to similar apps.
7. No TrackingTox will not track you or use your personal data.
8. Dark ModeTox supports dark mode for comfortable usage in low light conditions.
9. AES-256 EncryptionTox has AES-256 Encryption, i.e. very strong security.
Peer-To-Peer
Security focused
Multiplatform
P2P Network
Built-in player
GPLv3
White-labeled
Video Conferencing
Client side encryption
VoiP Calls
Wire
Do you think this is a good alternative?
Yes
No
Free Personal • Open Source
Group Chat App
Video Calling App
Instant Messenger
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
iPad
Self-Hosted
F-Droid
Software as a Service (SaaS)
259 alternatives to Wire
Wire is the most secure collaboration platform featuring messenger, voice, video, conference calls, file-sharing, and external collaboration –all protected by the most secure end-to-end-encryption.
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Wire Features
1. End-to-End EncryptionWire has E2E Encryption, for entire or parts of the app.
2. VoiP CallsWire allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
3. Screen SharingYou can use Wire to share your screen with your colleages or friends.
4. Privacy focusedWire is considered a privacy friendly alternative.
5. Multiple Account supportWire support multiple accounts without the need to logout and login
Security focused
Encrypted calls
Voice Chat
File Sending
Voice messages
WebRTC
Private Chat
Secure Chat
Integrated File Sharing
Secure File Sharing
Wire vs Google Duo opinions
BigBlueButton
Do you think this is a good alternative?
Yes
No
Free • Open Source
Web Conferencing Tool
Group Chat App
Team Collaboration Tool
Windows
Linux
Online
Android
Chrome OS
Self-Hosted
Google Chrome
Software as a Service (SaaS)
Chromium
Firefox
103 alternatives to BigBlueButton
BigBlueButton enables universities and colleges to deliver a high-quality learning experience to remote students.
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BigBlueButton Features
1. Screen SharingYou can use BigBlueButton to share your screen with your colleages or friends.
2. Desktop SharingBigBlueButton enables you to share your screen with other people in the same office or working remotely.
Video Conferencing
Interactive Whiteboard
Share notes
Built-in Commenting System
Integrated File Sharing
Teacher screen broadcasting
WordPress Integration
Comments and metadata saving
Meeting
Shared whiteboard
Linphone
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Yes
No
Free • Open Source
Instant Messenger
Encrypted Chat App
Group Chat App
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
iPad
Xfce
79 alternatives to Linphone
Linphone is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features.
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Linphone Features
1. End-to-End EncryptionLinphone has E2E Encryption, for entire or parts of the app.
SIP client
SIP
Softphone
Voice Chat
Live Push Notifications
Encrypted VoIP calls
Audio Conferencing
Molly
Do you think this is a good alternative?
Yes
No
Free • Open Source
Instant Messenger
Encrypted Chat App
Video Calling App
Android
F-Droid
176 alternatives to Molly
Molly is an independent Signal fork for Android.
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Molly Features
1. End-to-End EncryptionMolly has E2E Encryption, for entire or parts of the app.
2. No TrackingMolly will not track you or use your personal data.
3. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
Secure Chat
Text messaging
Monero exchange
SOCKS proxy client and server
Add a screenshot
Nextcloud Talk
Do you think this is a good alternative?
Yes
No
Free Personal • Open Source
Group Chat App
Video Calling App
Instant Messenger
Online
Android
iPhone
iPad
Self-Hosted
Nextcloud
87 alternatives to Nextcloud Talk
Nextcloud Talk is a fully self-hosted audio/video and chat communication service. It features web and mobile apps and is designed to offer the highest degree of security while being easy to use.
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Nextcloud Talk Features
1. Screen SharingYou can use Nextcloud Talk to share your screen with your colleages or friends.
2. End-to-End EncryptionNextcloud Talk has E2E Encryption, for entire or parts of the app.
3. Privacy focusedNextcloud Talk is considered a privacy friendly alternative.
4. Ad-freeNextcloud Talk doesn't contain any form of external advertising.
5. No TrackingNextcloud Talk will not track you or use your personal data.
6. Real time collaborationMultiple users can work together in Nextcloud Talk simultaneously.
7. No registration requiredYou can use most of the features in Nextcloud Talk without registration.
FluffyChat
Do you think this is a good alternative?
Yes
No
Free • Open Source
Encrypted Chat App
Instant Messenger
Group Chat App
Mac
Windows
Linux
Online
Android
iPhone
Flathub
Ubuntu Touch
F-Droid
173 alternatives to FluffyChat
FluffyChat is an open, nonprofit and cute matrix messenger app for Ubuntu Touch, Android and iOS.
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FluffyChat Features
1. DecentralizedFluffyChat is based on a decentralized infrastructure with no single entity controlling it.
2. End-to-End EncryptionFluffyChat has E2E Encryption, for entire or parts of the app.
3. Privacy focusedFluffyChat is considered a privacy friendly alternative.
4. Ad-freeFluffyChat doesn't contain any form of external advertising.
5. Dark ModeFluffyChat supports dark mode for comfortable usage in low light conditions.
Matrix Protocol
Voice messages
Security focused
Briefing
Do you think this is a good alternative?
Yes
No
Free • Open Source
Video Calling App
Web Conferencing Tool
Online
Android
iPhone
Android Tablet
iPad
Self-Hosted
158 alternatives to Briefing
The preservation of privacy is the main driver for this project. Secure technologies, such as WebRTC, are used to establish a direct connection between the participants. The website that provides the web application and mediates the communication stores as little data as...
Suggest and vote on features
Briefing Features
1. End-to-End EncryptionBriefing has E2E Encryption, for entire or parts of the app.
WebRTC
Web-Based
Peer-To-Peer
Video Conferencing
Audio Conferencing
Anonymous Chat