> /v1/category/communication
Best open source Communication[023]
The best open source communication tools — chat servers, video conferencing, email infrastructure, and self-hosted collaboration platforms.
23 projects · 325,827 combined GitHub stars · 8 languages · sorted by popularity
Rocket.Chat
The communications platform that puts data protection first
★ STARS
45.3k
⑂ FORKS
9.9k
Novu
The open-source notification infrastructure. In-app Inbox component, E-mail, SMS, Push and Slack Integrations.
★ STARS
39.0k
⑂ FORKS
4.3k
Mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle
★ STARS
36.6k
⑂ FORKS
8.6k
Jitsi Meet
Jitsi Meet - Secure, Simple and Scalable Video Conferences
★ STARS
29.2k
⑂ FORKS
7.9k
Chatwoot
Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud
★ STARS
29.1k
⑂ FORKS
7.2k
Zulip
Zulip server and web application. Open-source team chat
★ STARS
25.2k
⑂ FORKS
9.8k
Listmonk
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.
★ STARS
20.0k
⑂ FORKS
2.0k
Postal
A fully featured open source mail delivery platform for incoming & outgoing e-mail
★ STARS
16.5k
⑂ FORKS
1.2k
Flarum
Simple forum software for building great communities.
★ STARS
16.3k
⑂ FORKS
1.7k
Lemmy
A decentralised discussion platform for communities.
★ STARS
14.4k
⑂ FORKS
948
Matrix (Element)
A glossy Matrix collaboration client for the web
★ STARS
13.1k
⑂ FORKS
2.6k
Mautic
Open Source Marketing Automation Software.
★ STARS
9.6k
⑂ FORKS
3.3k
Papercups
Open-source live customer chat
★ STARS
6.0k
⑂ FORKS
480
Plunk
The Open-Source Email Platform
★ STARS
5.0k
⑂ FORKS
341
Papra
The minimalistic document archiving platform.
★ STARS
4.4k
⑂ FORKS
214
Campfire
Super simple group chat, without a subscription
★ STARS
4.3k
⑂ FORKS
722
Fider
Open platform to collect and prioritize feedback
★ STARS
4.3k
⑂ FORKS
792
Dittofeed
Open-source customer engagement & messaging automation
★ STARS
2.8k
⑂ FORKS
341
Sendportal
Open-source self-hosted email marketing. Manage your own newsletters at a fraction of the cost.
★ STARS
2.1k
⑂ FORKS
459
Sendune
Free, open source, HTML email template editor and no code designer.
★ STARS
2.1k
⑂ FORKS
131
Loops
The federated short video sharing platform.
★ STARS
394
⑂ FORKS
46
Valour
Valour is bringing communities into the future with unique features, blazing performance, and respect for users.
★ STARS
381
⑂ FORKS
38
Suprascribe
Open-source platform to automatically discover and manage your subscriptions across services that result in recurring billing
★ STARS
2
⑂ FORKS
0
// FREQUENTLY ASKED
What are the best open source communication projects?
The most popular open source communication projects by GitHub stars are Rocket.Chat, Novu, Mattermost, Jitsi Meet, Chatwoot. 23 curated open source communication projects are indexed on Open Source Startups.
How many open source communication projects are there?
23 open source communication projects are currently curated and tracked.
What programming languages are most common for communication?
Open source communication projects most commonly use TypeScript, Python, Elixir, Ruby, PHP, Go.