Best Free Communication Tools (8 Picks)
Communication platforms integrating team chat, messaging, and video calls. Self-hosted alternatives to Slack and Discord that provide full message control and privacy through on-premises deployment.
8 tools
mastodon
Your self-hosted, globally interconnected microblogging community
Rocket.Chat
The Secure CommsOSβ’ for mission-critical operations
mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
chatwoot
Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. π₯π¬
platform
Huly β All-in-One Project Management Platform (alternative to Linear, Jira, Slack, Notion, Motion)
zulip
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
element-web
A glossy Matrix collaboration client for the web.
discussions
Repository for miscellaneous repository management and discussions: https://github.com/revoltchat/revolt/discussions