Slack - Slack is a new way to communicate with your team.

Top 7 SLACK alternative to (Free, Open Source,...)

• 1.Rocket.Chat

• 2.Huly

• 3.Tiny Chat

• 4.mattermost

• 5.zulip

• 6.element-web

• 7.spacebarchat

Rocket.Chat

The communications platform that puts data protection first.

355.8K

Visits

TypeScript; JavaScript

Huly

Huly — All-in-One Project Management Platform (alternative to Linear, Jira, Slack, Notion, Motion)

86.0K

Visits

TypeScript

Tiny Chat

Connect your website's live chat directly to Slack for effortless communication

2.3K

Visits

$29/lifetime

Customer support

mattermost

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

TypeScript; Go

zulip

Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

Python; JavaScript

element-web

A glossy Matrix collaboration client for the web.

TypeScript; HTML

spacebarchat

📬 Spacebar is a free open source selfhostable discord compatible communication platform