Top 12 Open-Source Alternatives to Whereby (formerly appear.in)

Product categories

Android Business & Commerce Chat Chat SDK Cloud Communications Communication Communications SDK Customer Engagement Group Chat & Notifications Instant Messaging Messaging Video Conferencing

Summary

The top open-source alternatives to Whereby (formerly appear.in) are Zipcall.io, Element.io, and BigBlueButton. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Zipcall.io Landing Page
1

Zipcall.io

Decentralised, free browser-based video calling
Pricing:
- Open Source
#Video Conferencing #Group Chat & Notifications #Business & Commerce 1 social mentions
Element.io Landing Page
2

Element.io

Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.
Pricing:
- Open Source
- Free
#Group Chat & Notifications #Communication #Chat 1 social mentions
BigBlueButton Landing Page
3

BigBlueButton

Engage Your Online Students. BigBlueButton is a web conferencing system designed for online learning.
Pricing:
- Open Source
#Web And Video Conferencing #LMS #Group Chat & Notifications 17 social mentions
Telegram Landing Page
4

Telegram

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Pricing:
- Open Source
#Communication #Messaging #Instant Messaging 129 social mentions
Wire Landing Page
5

Wire

Private & Secure Messenger
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 14 social mentions
Zulip Landing Page
6

Zulip

Chat for distributed teams. Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones.
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 50 social mentions
Sylaps Landing Page
7

Sylaps

Meet with anyone. Now.
Pricing:
- Open Source
- Freemium
- Free Trial
#Web App #Video Conferencing #Android 1 user reviews
PeerMeeting Landing Page
8

PeerMeeting

Simple scalable peer to peer (2+) video conference server
Pricing:
- Open Source
- Free
#Video Conferencing #Online Meetings #Video Meetings 1 social mentions
Twilio Landing Page
9

Twilio

Brings voice and messaging to your web and mobile applications.
Pricing:
- Open Source
#Communication #Cloud Communications #Customer Engagement
Signal Landing Page
10

Signal

Fast, simple & secure messaging. Privacy that fits in your pocket.
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 180 social mentions
Discord Landing Page
11

Discord

Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 122 social mentions
Tox Landing Page
12

Tox

Send messages, files, create groups and make Tox to Tox audio and video calls. Securely.
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Instant Messaging 28 social mentions