Top 8 Open-Source Alternatives to SeaFour.club

Product categories

Audio & Video Calls Chat Chat SDK Cloud Communications Communication Communications SDK Community Management Cpaas Customer Engagement Group Chat & Notifications Instant Messaging Messaging

Summary

The top open-source alternatives to SeaFour.club are Signal, OpenTok, and Twilio. 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.

Signal Landing Page
1

Signal

Fast, simple & secure messaging. Privacy that fits in your pocket.
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 180 social mentions
OpenTok Landing Page
2

OpenTok

Build a custom video experience using our robust APIs, or add plug-and-play video to your website in minutes using Video Chat Embeds. Start Building for FreeTalk to SalesTalk to Sales .
Pricing:
- Open Source
#Communication #Messaging #Cpaas
Twilio Landing Page
3

Twilio

Brings voice and messaging to your web and mobile applications.
Pricing:
- Open Source
#Communication #Cloud Communications #Customer Engagement
Element.io Landing Page
4

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
JustComments Landing Page
5

JustComments

Easy to set up, ad-free and reliable comment system
Pricing:
- Open Source
- Paid
- Free Trial
- $5.0 / Monthly
#Social Networks #Project Management #Feedback
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
Linphone Landing Page
7

Linphone

Linphone is an internet phone or Voice Over IP phone (VoIP).
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 4 social mentions
Conversations.im Landing Page
8

Conversations.im

XMPP client designed with ease of use and security in mind
Pricing:
- Open Source
#Group Chat & Notifications #Communication #Instant Messaging 34 social mentions