Software Alternatives, Accelerators & Startups

OpenNebula VS React Engine

Compare OpenNebula VS React Engine and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

OpenNebula logo OpenNebula

OpenNebula is an Open Source Cloud & Edge Computing Platform to build & manage Enterprise Clouds. OpenNebula provides unified management of IT infrastructure, avoiding vendor lock-in & reducing complexity, resource consumption, & operational costs ๐Ÿš€

React Engine logo React Engine

A react render engine for Universal (previously Isomorphic) JavaScript apps written with express, by PayPal
  • OpenNebula Landing page
    Landing page //
    2023-09-30
  • React Engine Landing page
    Landing page //
    2023-10-02

OpenNebula

$ Details
freemium $3,000 / Annually ( Unlimited CPUs, Cores, VMs. Plus โ‚ฌ200 ($250) per managed node )
Platforms
Hypervisors VMWare KVM LXD Cloud Edge Docker Azure Linux
Release Date
2008 July
Startup details
Country
Spain
State
Madrid
City
Madrid
Founder(s)
Ignacio M. Llorente
Employees
50 - 99

OpenNebula features and specs

  • Cloud Automation
  • Cloud-based Infrastructure
  • Open-source
  • Kubernetes Integration
  • Edge

React Engine features and specs

  • Isomorphic rendering
    React Engine enables both server-side and client-side rendering of React components, providing a seamless isomorphic/universal JavaScript experience. This allows for faster initial page loads and better SEO while maintaining rich client-side interactivity.
  • Express.js integration
    React Engine is designed as a view engine for Express.js, making it easy to integrate React into existing Express-based applications with minimal configuration. It follows familiar Express conventions for setting up view engines.
  • Built-in React Router support
    The library comes with built-in support for React Router, enabling developers to easily set up server-side and client-side routing without complex manual configuration.
  • PayPal backing
    React Engine was developed and maintained by PayPal, which provided credibility and ensured it was battle-tested in a large-scale production environment before being open-sourced.
  • Simplified setup
    The library abstracts away much of the complexity involved in setting up server-side rendering with React, reducing boilerplate code and allowing developers to get a universal React application running quickly.

Possible disadvantages of React Engine

  • Abandoned project
    The repository appears to be no longer actively maintained, with no recent commits or updates. This makes it risky to use in production as bugs and security vulnerabilities may go unpatched.
  • Outdated dependencies
    React Engine was built for older versions of React and React Router. It may not be compatible with modern versions of React (16+, 17, 18) or React Router (v5, v6), limiting its usefulness in current projects.
  • Limited ecosystem support
    The library is tightly coupled to Express.js, meaning it cannot be easily used with other Node.js frameworks like Koa, Hapi, or Fastify, reducing its flexibility.
  • Better modern alternatives
    Modern tools like Next.js, Remix, and Vite with SSR plugins provide far more comprehensive and well-maintained solutions for server-side rendering with React, making React Engine largely obsolete.
  • Limited documentation and community
    The project has relatively sparse documentation and a small community, making it difficult for new developers to troubleshoot issues or find examples and best practices for advanced use cases.

Analysis of React Engine

Overall verdict

  • Unable to verify a project specifically named 'React Engine' on GitHub with confidence, as this does not correspond to a widely recognized or well-documented open-source project that I have reliable information about. There may be multiple small or niche repositories using this name, and quality would vary significantly between them.

Why this product is good

  • React Engine is not a commonly recognized name in the mainstream React ecosystem
  • No verifiable consensus data on stars, maintenance status, documentation quality, or community adoption is available
  • Could refer to a personal project, a boilerplate, a rendering engine, or a niche tool - without more context, its quality cannot be assessed
  • Names like this are sometimes used for student projects, abandoned repos, or experimental tools that lack production readiness

Recommended for

  • Not recommended without further verification
  • Developers should search GitHub directly, check star count, last commit date, open issues, and documentation before adopting
  • Best suited for evaluation on a case-by-case basis rather than a blanket recommendation
  • If you have a specific repository URL, sharing it would allow for a more accurate assessment

OpenNebula videos

Introduction to OpenNebula

More videos:

  • Tutorial - OpenNebula - Preventing Vendor Lock-in with an OpenNebula Multi-Cloud
  • Tutorial - vOneCloud - Deploy your OpenNebula Cloud in vSphere in 5 minutes

React Engine videos

No React Engine videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to OpenNebula and React Engine)
Cloud Computing
100 100%
0% 0
Document Automation
0 0%
100% 100
Virtualization Platform
100 100%
0% 0
Office & Productivity
0 0%
100% 100

User comments

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Social recommendations and mentions

Based on our record, OpenNebula seems to be a lot more popular than React Engine. While we know about 11 links to OpenNebula, we've tracked only 1 mention of React Engine. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

OpenNebula mentions (11)

  • Ask HN: What are people doing to get off of VMware?
    Happily want to give some options: * DIY w/ KVM/Xen * DIY w/ OpenStack - https://www.openstack.org/ * ProxMox - https://https://www.proxmox.com/en/ * Paid OpenStack through one of their partners - https://www.openstack.org/marketplace/consulting/ * OpenNebula - https://opennebula.io/ * Nutanix - https://www.nutanix.com/ If you want a solution that "just works", is simple to manage and can even extend to public... - Source: Hacker News / 10 months ago
  • Top 10 European Open-Source Projects to Watch in 2025
    Supports Kubernetes for cloud-native uses. Discover more by visiting the OpenNebula official website. - Source: dev.to / over 1 year ago
  • Euro-cloud provider Anexia moves 12,000 VMs off VMware to homebrew KVM platform
    Or just use https://opennebula.io/ based on KVM, still works with vmware if needed. ~20 year old project. It has legs. - Source: Hacker News / over 1 year ago
  • Seamless and Fully Automated VMware Migration with OneSwap
    Many organizations have already successfully migrated to OpenNebula, an open source cloud and edge computing platform. The solution offers greater flexibility, substantial cost savings, and vendor neutrality, allowing companies to retain full control over their cloud infrastructure. - Source: dev.to / almost 2 years ago
  • Common OpenSource Cloud OS
    OpenNebula is a cloud computing toolkit which is used to manage heterogeneous distributed datacenter infrastructures. And it controls a data centerโ€™s virtual infrastructure to build private, public as well as hybrid implementations of IaaS. Source: over 3 years ago
View more

React Engine mentions (1)

  • react-engine vs other template engines
    I was wondering to use paypal's React Engine (https://github.com/paypal/react-engine), but I have some doubts:. Source: over 4 years ago

What are some alternatives?

When comparing OpenNebula and React Engine, you can also consider the following products

VMmanager - VMmanager is a QEMU/KVM server virtualization management software, which presents perfect tools for creating virtual machines, providing VPS services, and building cloud infrastructure.

OpenStack - OpenStack software controls large pools of compute, storage, and networking resources throughout a datacenter, managed through a dashboard or via the OpenStack API.

Virtkick - Virtkick is a Software as a Service VPS control panel and your companyโ€™s storefront.

Apache CloudStack - CloudStack is an open source cloud computing software for creating, managing, and deploying infrastructure cloud services.

Proxmox VE - Proxmox is an open-source server virtualization management solution that offers the ability to manage virtual server technology with the Linux OpenVZ and KVM technology.

XCP-ng - A fully open source and community backed alternative, with all current commercial features enabled...