Digital Transformation

Rocket.Chat Installation: A Free and Self-Hosted Microsoft Teams Alternative

In this article, we explain what Rocket.Chat is, why it is a powerful alternative to Microsoft Teams, and how to install it quickly on your own server using Docker. A step-by-step guide for teams looking for a free, open-source, and self-hosted communication platform.

Erkan Erol
15 Dec 2025
35 views
6 min read
Language: Türkçe English
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What Is Rocket.Chat?

Rocket.Chat is an open-source and self-hosted team communication platform. Similar to Microsoft Teams or Slack, it provides:

  1. Real-time messaging
  2. Channels and group chats
  3. File sharing
  4. Audio and video calls

The key difference is that all data remains under your control, running entirely on your own infrastructure.

Why Choose Rocket.Chat?

Rocket.Chat is especially attractive for organizations that value flexibility, security, and cost efficiency:

  1. ✅ Free Community Edition
  2. ✅ Fully self-hosted (on-premise)
  3. ✅ No vendor lock-in
  4. ✅ LDAP / Active Directory integration
  5. ✅ Built-in audio & video calls (WebRTC)
  6. ✅ Powerful APIs and customization options

It is a strong Microsoft Teams alternative for companies that want full ownership of their communication platform.

System Requirements

Minimum requirements for running Rocket.Chat:

  1. Linux server (Ubuntu 20.04+ recommended)
  2. Docker & Docker Compose
  3. At least 2 GB RAM (4 GB recommended)
  4. Public IP address or domain name

Installing Rocket.Chat with Docker (Quick Setup)

1️⃣ Install Docker and Docker Compose


sudo apt update
sudo apt install -y docker.io docker-compose
sudo systemctl enable docker
sudo systemctl start docker

2️⃣ Create the Docker Compose File


mkdir rocketchat && cd rocketchat
nano docker-compose.yml

version: "3"

services:
rocketchat:
image: rocket.chat:latest
restart: unless-stopped
environment:
- PORT=3000
- ROOT_URL=http://localhost:3000
- MONGO_URL=mongodb://mongo:27017/rocketchat
depends_on:
- mongo
ports:
- "3000:3000"

mongo:
image: mongo:5
restart: unless-stopped
volumes:
- ./data/db:/data/db

3️⃣ Start the Services


docker-compose up -d

Then open your browser and navigate to:


http://your-server-ip:3000

to complete the initial setup.

Post-Installation Configuration

After installation, you should:

  1. Create the admin account
  2. Set your workspace name
  3. Configure default channels
  4. Adjust file upload limits

Built-In Video and Audio Calls

Rocket.Chat includes native audio and video calling powered by WebRTC:

  1. One-to-one video calls
  2. Group calls
  3. Screen sharing

No external service or plugin is required, which makes Rocket.Chat a more “plug-and-play” solution compared to many alternatives.

User Profiles and Organization Structure

Rocket.Chat can integrate with LDAP or Active Directory to enrich user profiles with:

  1. Department
  2. Job title
  3. Manager
  4. Organizational hierarchy

This allows you to build an internal people directory, where clicking on a user shows their position within the organization.

Who Is Rocket.Chat For?

Rocket.Chat is ideal for:

  1. Companies needing internal team communication
  2. Organizations requiring on-premise solutions
  3. Teams looking to reduce SaaS licensing costs
  4. Businesses that prioritize data privacy and compliance

Conclusion

Rocket.Chat is a powerful, free, and customizable Microsoft Teams alternative. It can be deployed quickly and extended over time to meet enterprise-level requirements while keeping full control over your data.

If you want a modern collaboration tool without giving up ownership of your infrastructure, Rocket.Chat is an excellent choice.

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