Top 12 Open-Source Alternatives to Threads

Threads

Making work more inclusive.

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Product categories

Chat Communication Developer Tools Email Email Marketing Group Chat & Notifications Group Messaging Instant Messaging Messaging Productivity Task Management Team Collaboration

Summary

The top open-source alternatives to Threads are Telegram, AsyncGo, and Mattermost. 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.

Telegram Landing Page
1

Telegram

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Pricing:
- Open Source
#Instant Messaging #Messaging #Internet Calls 136 social mentions
AsyncGo Landing Page
2

AsyncGo

Make better decisions, build alignment, and deliver outsized outcomes. AsyncGo helps your team focus by minimizing chat and meeting interruptions.
Pricing:
- Open Source
#Productivity #Email Marketing #Enterprise Communication 4 social mentions
Mattermost Landing Page
3

Mattermost

Mattermost is an open source alternative to Slack.
Pricing:
- Open Source
#Instant Messaging #Team Collaboration #Web And Video Conferencing 69 social mentions
Discord Landing Page
4

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
#Messaging #Communication #Chat 137 social mentions
manifoldco Landing Page
5

manifoldco

Everything you need to sell your tools, services, and APIs
Pricing:
- Open Source
#Productivity #Project Management #Task Management
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
#Messaging #Communication #Chat 58 social mentions
Matrix.org Landing Page
7

Matrix.org

Matrix is an open standard for decentralized persistent communication over IP.
Pricing:
- Open Source
#Messaging #Communication #Chat 592 social mentions
NotePlan Landing Page
8

NotePlan

Make plans inside an individual markdown note for every day in your calendar. Use it as a journal for your daily tasks and plan todos in advance. For Mac, iPhone and iPad.
Pricing:
- Open Source
#Productivity #Task Management #Note Taking 35 social mentions
Kandan Landing Page
9

Kandan

Open Source private chat server. Your own private Chat server in minutes, plus additional features.
Pricing:
- Open Source
#Communication #Chat #Group Chat & Notifications
Rocket.Chat Landing Page
10

Rocket.Chat

Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
Pricing:
- Open Source
#Messaging #Communication #Chat 68 social mentions
SuprSend Landing Page
11

SuprSend

Single Notification API for Every Channel (SMS, Slack, Whatsapp, Email, SMS, Push, App Inbox)
Pricing:
- Open Source
- Freemium
- Free Trial
- $99.0 / Monthly
#Email #Messaging #Communication 1 social mentions
Element.io Landing Page
12

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
#Instant Messaging #Messaging #Communication 1 social mentions