Software Alternatives, Accelerators & Startups

OpenShift VS rkt

Compare OpenShift VS rkt and see what are their differences

OpenShift logo OpenShift

OpenShift gives you all the tools you need to develop, host and scale your apps in the public or private cloud. Get started today.

rkt logo rkt

App Container runtime
  • OpenShift Landing page
    Landing page //
    2023-10-15
  • rkt Landing page
    Landing page //
    2023-05-08

OpenShift features and specs

  • Comprehensive Platform
    OpenShift provides a complete Kubernetes-based container platform, including a strong set of integrated tools such as CI/CD pipelines, monitoring, and logging, which simplifies the development and deployment of applications.
  • Hybrid and Multi-Cloud Support
    OpenShift supports hybrid and multi-cloud deployments, enabling organizations to build, deploy, and manage applications across on-premises infrastructure and multiple cloud providers.
  • Enterprise-grade Security
    It offers robust security features, including role-based access control (RBAC), built-in authentication and authorization, and integrated vulnerability scanning, ensuring secure application development and deployment.
  • Developer Productivity
    OpenShift boosts developer productivity with features like source-to-image (S2I) builds, self-service environments, and a rich catalog of pre-configured application templates and runtimes.
  • Scalability and High Availability
    It is designed to scale applications seamlessly and ensure high availability with automated horizontal pod scaling, load balancing, and failover capabilities.

Possible disadvantages of OpenShift

  • Complexity
    The comprehensive nature of OpenShift can lead to increased complexity, particularly for small teams or organizations without prior Kubernetes or container orchestration experience.
  • Cost
    Enterprise-grade features come with significant licensing costs, which might be a barrier for startups and small to medium-sized enterprises.
  • Learning Curve
    Due to its extensive range of features and integrations, there can be a steep learning curve for administrators and developers new to the platform.
  • Vendor Lock-in
    While OpenShift supports hybrid and multi-cloud environments, there can be concerns about vendor lock-in due to the level of customization and proprietary features specific to Red Hat's implementation.
  • Resource Intensive
    Running OpenShift efficiently requires substantial computational resources and infrastructure, which might be challenging for organizations with limited IT resources.

rkt features and specs

  • Compatibility
    rkt supports the App Container (appc) spec and can also run Docker container images, providing flexibility and compatibility with various container formats.
  • Security
    rkt is designed with security in mind, offering features like process isolation through Linux namespaces, user namespaces, and SELinux/AppArmor integration.
  • Isolation
    rkt runs applications in their own stage1 environments, ensuring strong isolation between containers and better resource management.
  • Modularity
    rkt is built with a modular architecture, allowing users to swap out the stage1 implementation to better fit their needs.
  • Lightweight
    rkt avoids running a central daemon, thus using fewer system resources and simplifying debugging and monitoring.

Possible disadvantages of rkt

  • Maturity
    rkt is not as mature as Docker, meaning it may lack some features and integrations that have been developed for Docker.
  • Community and Ecosystem
    rkt has a smaller community and ecosystem compared to Docker, which may limit the availability of third-party tools and support.
  • Adoption
    rkt has lower adoption rates, leading to fewer tutorials, guides, and community-driven content, which can make the learning curve steeper.
  • Development Activity
    rkt's development and maintenance activity is not as high as Docker's, which could impact long-term viability and feature development.
  • Enterprise Support
    Enterprise-grade support and services for rkt may not be as widely available or comprehensive as those for Docker.

Analysis of OpenShift

Overall verdict

  • OpenShift is considered a good choice, especially for enterprises looking for a robust, scalable, and secure platform for deploying applications at scale. Its integration of Kubernetes with additional developer tools makes it an excellent option for facilitating DevOps practices.

Why this product is good

  • OpenShift is a solid platform as it combines containers and Kubernetes with developer-centric tools to accelerate application development and deployment. It offers built-in CI/CD, security features, and extensive scalability options. The platform ensures consistency across hybrid environments, which simplifies the management of containerized applications.

Recommended for

  • Organizations seeking a comprehensive platform for container orchestration.
  • Development teams focused on improving their CI/CD pipelines.
  • Enterprises adopting hybrid or multi-cloud strategies.
  • Teams that require robust security and compliance features.
  • Businesses aiming for rapid application development and deployment.

Analysis of rkt

Overall verdict

  • Overall, RKT is a strong choice for organizations using Red Hat's cloud solutions, particularly those focusing on security, compliance, and efficient container management.

Why this product is good

  • RKT (Red Hat Quay and OpenShift Container Registry) is considered good due to its robust features in container management, such as secure image distribution, vulnerability scanning, and role-based access controls. It's part of the Red Hat ecosystem, offering seamless integration with other Red Hat products and services, making it a reliable choice for enterprises seeking secure and scalable container solutions.

Recommended for

  • Companies already using Red Hat platforms
  • Organizations requiring comprehensive security and compliance features
  • Development teams looking for integrated tools for container lifecycle management
  • Enterprises focusing on scalability and robust container infrastructure

OpenShift videos

OpenShift Container Platform by RedHat | Kubernetes Made Easy | Tech Primers

More videos:

  • Review - Open Source PaaS - OpenShift Review Part 1
  • Review - Red Hat OpenShift overview

rkt videos

RKT IPO Review | Is Rocket a Buy for 2020? | Matt Mulvihill

More videos:

  • Review - 2018 Niner RKT 9 RDO - First Look and Build Kit Overview
  • Review - Best Stock Picks Today | RKT Stock 9-2-20

Category Popularity

0-100% (relative to OpenShift and rkt)
Cloud Computing
82 82%
18% 18
Cloud Hosting
100 100%
0% 0
Cloud Storage
0 0%
100% 100
Developer Tools
73 73%
27% 27

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare OpenShift and rkt

OpenShift Reviews

Kubernetes Alternatives 2023: Top 8 Container Orchestration Tools
OpenShift is another container orchestration alternative for Kubernetes. It is a PaaS developed by Red Hat as a hybrid, enterprise-scale platform with extended Kubernetes capabilities for container orchestration. With a Linux OS, OpenShift helps you securely automate and scale the entire lifecycle of containerized applications. That means you can virtualize every host and...
OpenShift alternatives
The OpenShift platform was released by Red Hat โ€“ the maker of the professional Linux distribution โ€œRed Hat Enterprise Linuxโ€ (RHEL). The OpenShift alternative โ€œRancherโ€ has now been taken over by the traditional Linux provider SUSE. โ€œCanonical Kubernetesโ€, is another OpenShift alternative from an established Linux provider. Read on to find out more about these and other...
Source: www.ionos.com

rkt Reviews

5 Container Alternatives to Docker
In 2018, 12 percent of production containers were rkt (pronounced โ€œRocketโ€). Rkt supports two types of images: Docker and appc. A selling point of rkt is its pod-based process that works out of the box with Kubernetes (also referred to as โ€œrktnetesโ€). In Kubernetes, an rkt container runtime can easily be specified:

What are some alternatives?

When comparing OpenShift and rkt, you can also consider the following products

Google App Engine - A powerful platform to build web and mobile apps that scale automatically.

GlusterFS - GlusterFS is a scale-out network-attached storage file system.

Salesforce Platform - Salesforce Platform is a comprehensive PaaS solution that paves the way for the developers to test, build, and mitigate the issues in the cloud application before the final deployment.

Apache Karaf - Apache Karaf is a lightweight, modern and polymorphic container powered by OSGi.

Dokku - Docker powered mini-Heroku in around 100 lines of Bash

Apache ServiceMix - Apache ServiceMix is an open source ESB that combines the functionality of a Service Oriented Architecture and the modularity.