StackShareStackShare
Follow on
StackShare

Discover and share technology stacks from companies around the world.

Follow on

© 2025 StackShare. All rights reserved.

Product

  • Stacks
  • Tools
  • Feed

Company

  • About
  • Contact

Legal

  • Privacy Policy
  • Terms of Service
  1. Stackups
  2. Application & Data
  3. Infrastructure as a Service
  4. Operating Systems
  5. Flagger vs RancherOS

Flagger vs RancherOS

OverviewComparisonAlternatives

Overview

RancherOS
RancherOS
Stacks104
Followers158
Votes3
GitHub Stars6.4K
Forks654
Flagger
Flagger
Stacks12
Followers12
Votes0

Flagger vs RancherOS: What are the differences?

What is Flagger? Progressive delivery Kubernetes operator. Progressive Delivery operator for Kubernetes (Canary, A/B Testing and Blue/Green deployments).

What is RancherOS? A Lightweight Container Operating System. It makes it simple to run containers at scale in development, test and production. By containerizing system services and leveraging Docker for management, the operating system provides a very reliable and easy to manage containers.

Flagger belongs to "Container Tools" category of the tech stack, while RancherOS can be primarily classified under "Operating Systems".

Some of the features offered by Flagger are:

  • Flexible Traffic Routing
  • Extensible Validation
  • Progressive Delivery

On the other hand, RancherOS provides the following key features:

  • Lightweight
  • Rancher Integration
  • Kuberenetes Integration

RancherOS is an open source tool with 6.05K GitHub stars and 633 GitHub forks. Here's a link to RancherOS's open source repository on GitHub.

Share your Stack

Help developers discover the tools you use. Get visibility for your team's tech choices and contribute to the community's knowledge.

View Docs
CLI (Node.js)
or
Manual

Detailed Comparison

RancherOS
RancherOS
Flagger
Flagger

It makes it simple to run containers at scale in development, test and production. By containerizing system services and leveraging Docker for management, the operating system provides a very reliable and easy to manage containers.

Progressive Delivery operator for Kubernetes (Canary, A/B Testing and Blue/Green deployments)

Lightweight; Rancher Integration; Kuberenetes Integration;Minimalist OS;Comprehensive System Services;Improved Security
Flexible Traffic Routing; Extensible Validation; Progressive Delivery; Canary (progressive traffic shifting); A/B Testing (HTTP headers and cookies traffic routing)
Statistics
GitHub Stars
6.4K
GitHub Stars
-
GitHub Forks
654
GitHub Forks
-
Stacks
104
Stacks
12
Followers
158
Followers
12
Votes
3
Votes
0
Pros & Cons
Pros
  • 3
    System-docker
No community feedback yet
Integrations
Linux
Linux
Docker
Docker
Rancher
Rancher
Kubernetes
Kubernetes
NGINX
NGINX
Kubernetes
Kubernetes
Istio
Istio
Slack
Slack
Discord
Discord

What are some alternatives to RancherOS, Flagger?

Kubernetes

Kubernetes

Kubernetes is an open source orchestration system for Docker containers. It handles scheduling onto nodes in a compute cluster and actively manages workloads to ensure that their state matches the users declared intentions.

Rancher

Rancher

Rancher is an open source container management platform that includes full distributions of Kubernetes, Apache Mesos and Docker Swarm, and makes it simple to operate container clusters on any cloud or infrastructure platform.

Docker Compose

Docker Compose

With Compose, you define a multi-container application in a single file, then spin your application up in a single command which does everything that needs to be done to get it running.

Ubuntu

Ubuntu

Ubuntu is an ancient African word meaning ‘humanity to others’. It also means ‘I am what I am because of who we all are’. The Ubuntu operating system brings the spirit of Ubuntu to the world of computers.

Docker Swarm

Docker Swarm

Swarm serves the standard Docker API, so any tool which already communicates with a Docker daemon can use Swarm to transparently scale to multiple hosts: Dokku, Compose, Krane, Deis, DockerUI, Shipyard, Drone, Jenkins... and, of course, the Docker client itself.

Tutum

Tutum

Tutum lets developers easily manage and run lightweight, portable, self-sufficient containers from any application. AWS-like control, Heroku-like ease. The same container that a developer builds and tests on a laptop can run at scale in Tutum.

Debian

Debian

Debian systems currently use the Linux kernel or the FreeBSD kernel. Linux is a piece of software started by Linus Torvalds and supported by thousands of programmers worldwide. FreeBSD is an operating system including a kernel and other software.

Portainer

Portainer

It is a universal container management tool. It works with Kubernetes, Docker, Docker Swarm and Azure ACI. It allows you to manage containers without needing to know platform-specific code.

Arch Linux

Arch Linux

A lightweight and flexible Linux distribution that tries to Keep It Simple.

Fedora

Fedora

Fedora is a Linux-based operating system that provides users with access to the latest free and open source software, in a stable, secure and easy to manage form. Fedora is the largest of many free software creations of the Fedora Project. Because of its predominance, the word "Fedora" is often used interchangeably to mean both the Fedora Project and the Fedora operating system.

Related Comparisons

GitHub
Bitbucket

Bitbucket vs GitHub vs GitLab

Bootstrap
Materialize

Bootstrap vs Materialize

Laravel
Django

Django vs Laravel vs Node.js

Bootstrap
Foundation

Bootstrap vs Foundation vs Material UI

Node.js
Spring Boot

Node.js vs Spring-Boot