Routr

Self-Hosted

Open-source SIP server for modern VoIP & unified communication systems

Overview

Routr is a lightweight, scalable open-source SIP server designed to power VoIP and unified communication (UC) solutions. It supports core SIP functionalities like call routing, trunking, session management, and WebRTC integration for browser-based calls. Deployable via Docker, Kubernetes, or bare metal, it offers a REST API and CLI for easy configuration and monitoring. Ideal for small businesses to mid-sized enterprises, Routr integrates with existing tools and allows customization, making it a flexible alternative to proprietary SIP servers.

Self-Hosting Resources

Find Official Image on Docker Hub View Source & Docs

Below is a reference structure for docker-compose.yml. ⚠️ Do NOT run blindly. Replace placeholders with official values.

docker-compose.template.yml TEMPLATE


version: '3'
services:
  routr:
    image: <OFFICIAL_IMAGE_NAME>:latest
    container_name: routr
    ports:
      - "8080:<APP_INTERNAL_PORT>"
    volumes:
      - ./data:/app/data
    restart: unless-stopped

Key Features

Core SIP call routing & trunking
WebRTC integration for browser calls
REST API/CLI for centralized management

Frequently Asked Questions

? Is Routr hard to install?

Routr is easy to deploy via Docker or Kubernetes with pre-built images. Beginners can set up a basic instance in minutes, though advanced configurations require familiarity with SIP and containerization.

? Is it a good alternative to proprietary SIP servers like Cisco CUCM?

Yes—Routr provides core SIP functionalities at no cost, is lighter than heavy proprietary tools, and scales easily. It’s perfect for teams avoiding expensive licenses, though enterprise users may need plugins for advanced UC features.

? Is Routr completely free?

Routr is open-source under the MIT License, so it’s 100% free to use, modify, and distribute. No subscription fees apply to the core software, though hosting or third-party add-ons may incur costs.

Top Alternatives

Cisco Unified Communications Manager Search Google

Avaya Aura Session Manager Search Google

Tool Info

Pricing Open Source

Category Communication - SIP

Platform Self-Hosted

Pros

⊕ Privacy-focused (self-hosted control)
⊕ Open-source (free to use & modify)
⊕ Lightweight & scalable for growing teams

Cons

⊖ Requires basic SIP/VoIP knowledge for setup
⊖ Limited graphical UI (relies on API/CLI)
⊖ Needs additional tools for full UC features like video conferencing