RancherOS
Minimal OS for running Docker containers
What is RancherOS?
RancherOS is a minimal operating system designed specifically for running Docker containers. It is an independent distribution that focuses on simplicity and efficiency.
The OS is ideal for cloud environments and offers a minimal footprint, with most system services running inside Docker containers. This makes it highly adaptable and easy to manage.
RancherOS aims to provide a streamlined and efficient solution for deploying and managing containerized applications, adhering to a philosophy of minimalism and container-centric architecture.
Key features
Docker-Centric
RancherOS runs most system services as Docker containers, providing a lightweight and consistent environment.
Cloud-Optimized
Designed for cloud deployments with minimal overhead, ideal for scaling containerized applications.
Automated Updates
Supports automatic updates to keep your system secure and up-to-date with minimal intervention.
Security Focused
Runs services in isolated containers, enhancing security by reducing the attack surface.
Fast Boot Times
Optimized for quick startup, allowing rapid deployment and scaling in dynamic environments.
Easy Management
Simplified system architecture makes it easy to manage and configure through Docker tools.
System requirements
| Minimum | Recommended | |
|---|---|---|
| RAM | 512 MB | 1 GB+ |
| Storage | 1 GB | 10 GB+ |
| Display | None | None |
| Boot | UEFI or Legacy BIOS | |
Designed for headless operation; GUI not required.
Featured in
RancherOS appears in these recommendation lists.
FAQ
Is RancherOS free to use?
Yes, RancherOS is open-source and free to use under the Apache License 2.0.
Is RancherOS suitable for beginners?
RancherOS is designed for users with experience in Docker and container management, and may not be beginner-friendly.
Can I try RancherOS without installing?
Yes, you can run RancherOS in a virtual machine or on cloud platforms to try it without a full installation.
What is the release cycle of RancherOS?
RancherOS follows a point release cycle, with updates provided periodically for stability and security.
What software is compatible with RancherOS?
RancherOS is designed to run Docker containers, so any software available as a Docker image is compatible.
How does RancherOS handle system services?
All system services in RancherOS run as Docker containers, simplifying management and enhancing modularity.
Ready to try RancherOS?
Download the ISO and create a bootable USB to test it out.