Software Alternatives, Accelerators & Startups

Pusher VS OpenFOAM

Compare Pusher VS OpenFOAM and see what are their differences

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Pusher logo Pusher

Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.

OpenFOAM logo OpenFOAM

OpenFOAM® - Official home of The Open Source Computational Fluid Dynamics (CFD) Toolbox.
  • Pusher Landing page
    Landing page //
    2023-10-05
  • OpenFOAM Landing page
    Landing page //
    2021-08-02

Pusher features and specs

  • Real-Time Capabilities
    Pusher offers real-time data transfer, enabling instant updates and live feeds without the need for page refreshes. Its WebSockets-based architecture ensures low latency communication.
  • Ease of Use
    The API is straightforward to integrate, with comprehensive documentation and SDKs for various programming languages and platforms, making implementation quick and painless.
  • Scalability
    Pusher can handle a large number of concurrent connections, making it suitable for applications that need to scale seamlessly as user demand grows.
  • Security
    Pusher provides built-in authentication and authorization options, ensuring that data is secure and accessible only to authorized users.
  • Managed Service
    As a managed service, it eliminates the need for maintaining the infrastructure for real-time functionality, freeing up resources and reducing operational complexity.

Possible disadvantages of Pusher

  • Cost
    Pusher can become expensive, especially for applications with high traffic or requiring a large number of concurrent connections, making it less suitable for startups or small-scale projects on a tight budget.
  • Vendor Lock-In
    Relying heavily on Pusher's services can lead to vendor lock-in, making it challenging to migrate to another service or in-house solution in the future.
  • Limited Offline Functionality
    Pusher is designed for real-time online communication, and it does not inherently support offline capabilities, which can be a limitation for applications that need to function without a constant internet connection.
  • Complexity for Advanced Use Cases
    While it's easy to set up for basic use cases, implementing more complex scenarios may require additional configuration and a deeper understanding of the architecture.
  • Latency
    Even though Pusher boasts low-latency communication, network conditions and geographical distances can still introduce lag, which might not be acceptable for ultra-low-latency requirements like high-frequency trading.

OpenFOAM features and specs

  • Open Source
    OpenFOAM is free to use and its source code is openly available under the GPL license, allowing for extensive customization and transparency in computational fluid dynamics (CFD) simulations.
  • Extensibility
    Users can extend and modify the functionality of OpenFOAM to suit specific needs or integrate new algorithms, making it highly adaptable to various projects and research requirements.
  • Community and Support
    A robust community of users and developers contributes to forums, documentation, and collaboration, providing substantial peer support and shared knowledge.
  • Versatility
    OpenFOAM supports a wide range of physical models and simulation types, from simple incompressible flow to complex multiphase flows and chemical reactions, making it suitable for diverse applications.
  • Parallel Computing
    Optimized for parallel processing, OpenFOAM can run efficiently on high-performance computing systems, thereby handling large-scale simulations effectively.

Possible disadvantages of OpenFOAM

  • Steep Learning Curve
    OpenFOAM requires a significant investment of time to learn and master, as it involves understanding complex physics, programming concepts, and software-specific syntaxes.
  • Limited GUI
    Unlike some commercial CFD software, OpenFOAM lacks a sophisticated graphical user interface (GUI), necessitating users to rely on command-line input and scripting for setup and execution of simulations.
  • Documentation Quality
    Although community-driven, the documentation can sometimes be incomplete or outdated, making it challenging for new users to find reliable and up-to-date instructions and tutorials.
  • Performance Variation
    Performance and stability can vary depending on the specific simulation setup and hardware used, which may require users to conduct extensive testing and optimization.
  • Dependency Management
    Installing and maintaining OpenFOAM and its dependencies can be complex, often requiring specific versions of libraries and compilers to ensure compatibility and optimal performance.

Analysis of Pusher

Overall verdict

  • Pusher is a solid choice for real-time communication needs. Its ease of integration, wide range of supported platforms, and reliable performance make it a good fit for many applications. However, like any third-party service, it's important to consider factors such as cost, specific requirements, and potential vendor lock-in.

Why this product is good

  • Pusher is a popular service for adding real-time functionality to applications. It offers robust APIs that make it easier to implement features such as notifications, live updates, and real-time chat functionality. Pusher's service is known for its reliability, ease of use, and scalability, making it a strong choice for developers who need to integrate real-time capabilities without building infrastructure from scratch.

Recommended for

  • Developers building real-time chat applications
  • Teams needing live updating features
  • Projects requiring scalable and reliable real-time communication
  • Developers looking for a quick-to-implement solution for notifications and updates

Analysis of OpenFOAM

Overall verdict

  • OpenFOAM is a powerful and versatile tool for CFD that is well-regarded in both academia and industry. Its open-source nature and comprehensive feature set make it a valuable resource for those needing customizability and advanced simulation capabilities.

Why this product is good

  • OpenFOAM is a popular open-source Computational Fluid Dynamics (CFD) tool that provides a wide range of features for simulating complex fluid flows.
  • It offers a flexible and extensible platform, allowing users to customize solvers and utilities to fit specific simulation needs.
  • The extensive library of pre-built solvers and utilities is suitable for various applications, from automotive to aerospace engineering.
  • Being open-source, it encourages collaboration and sharing of improvements, making it highly adaptable and continuously evolving.
  • Comprehensive documentation and a large user community contribute to reliable support and knowledge exchange.

Recommended for

  • Engineers and researchers in academia who require a robust CFD tool with customization capabilities.
  • Industry professionals involved in research and development who need flexible and cost-effective CFD solutions.
  • Advanced users with programming skills who want to leverage and extend its capabilities for specific project needs.

Pusher videos

Mark Kermode reviews Pusher

More videos:

  • Review - Pusher (1996) - Movie Review
  • Review - Film Recommendations: The Pusher Trilogy

OpenFOAM videos

What is OpenFoam? | Skill-Lync

More videos:

  • Tutorial - How to run your first simulation in OpenFOAM® - Part 1 - tutorial
  • Tutorial - CFD tutorial for beginners | What is OpenFOAM? | SKILL-LYNC

Category Popularity

0-100% (relative to Pusher and OpenFOAM)
Mobile Push Messaging
100 100%
0% 0
Numerical Computation
0 0%
100% 100
Developer Tools
100 100%
0% 0
Technical Computing
0 0%
100% 100

User comments

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Reviews

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

Pusher Reviews

SignalR Alternatives
Pusher as a signal Alternative comes into the picture when it is simple and has free plans for the fallback of SSE to make the frame and log polling also available to the developers for troubleshooting as well.
Source: www.educba.com

OpenFOAM Reviews

We have no reviews of OpenFOAM yet.
Be the first one to post

Social recommendations and mentions

Based on our record, Pusher should be more popular than OpenFOAM. It has been mentiond 55 times since March 2021. 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.

Pusher mentions (55)

  • 5 Must-Watch Tutorials to Build Your SaaS App in 2025
    In this tutorial, you’ll create a Next.js project with TailwindCSS and build custom authentication pages for Clerk without the watermark. This means you’ll create a custom Clerk authentication component, allowing you to have a UI without the Clerk branding in the authentication component. You’ll then set up file uploads using Uploadcare and create custom theming with Shadcn UI for light and dark modes. A real-time... - Source: dev.to / 4 months ago
  • PubNub vs Pusher creating a realtime messaging app in React
    When talking about general IM applications, having the ability to speak to someone in real-time opens up the door to so many unique possibilities. Our world has become ever more connected as a result of these newfound capabilities. In todays article we will learn all about messaging as we build a real-time messaging application. The application will be able to connect to two different real-time application... - Source: dev.to / 9 months ago
  • 10 Must-Use APIs for Your Next SaaS Project
    For real-time notifications, Pusher’s APIs allow you to implement in-app notifications, chat features, and collaboration tools easily. You can find it here. - Source: dev.to / 9 months ago
  • How to Build a Real-time Chat App with Laravel, Vue.js, and Pusher
    Pusher is a cloud-hosted service that makes adding real-time functionality to applications easy. It acts as a real-time communication layer between servers and clients. This allows your backend server to instantly broadcast new data via Pusher to your Vue.js client. - Source: dev.to / 10 months ago
  • Show HN: Webhooked.email (2023)
    Feature request received! Pusher as in this thing -- https://pusher.com/ right? Any other places you want to push to? Slack? - Source: Hacker News / 10 months ago
View more

OpenFOAM mentions (19)

  • OpenFOAM on Debian 12
    In openfoam.org, there is not compiled binaries for Debian (any version). So one should install it using docker (I prefer to do not use it) or by compiling the code from the source. I consider compiling from source, but I do prefer binaries. Source: almost 2 years ago
  • Please help me get running OpenFOAM
    Hello I am a mechanical engineering student in my last year. So I made the wisest decision to learn OpenFOAM. But there is the catch. I have no idea how to use Linux or how to emulate Linux on Windows 10. I found a lot of videos on Youtube how to download an start OpenFOAM but every one of them was using different methods each time so I got confused. Can anyone please help or direct me? Thank you for your answers... Source: over 2 years ago
  • Step by Step (Written not Video) Tutorial for FEM with Air
    As far as air flow simulation, I got slightly farther with Open Foam than I did in FreeCAD directly. Still, I got in way over my skill level and stopped before getting anything useful. Source: over 2 years ago
  • Open source FEA tools instead of ANSYS Workbench and APDL
    There are two versions of openfoam, one closed source (which is the one I linked to in my original comment, my apologies about that) and the open source version. But what you're describing makes it sound like fenics might be your best option. Source: over 2 years ago
  • command not found and looping
    I suggest you install per the instructions at openfoam.com or openfoam.org instead of using apt. Source: over 2 years ago
View more

What are some alternatives?

When comparing Pusher and OpenFOAM, you can also consider the following products

Socket.io - Realtime application framework (Node.JS server)

ANSYS Fluent - ANSYS engineering simulation and 3D design software delivers product modeling solutions with unmatched scalability and a comprehensive multiphysics foundation.

Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.

MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming

PubNub - PubNub is a real-time messaging system for web and mobile apps that can handle API for all platforms and push messages to any device anywhere in the world in a fraction of a second without having to worry about proxies, firewalls or mobile drop-offs.

Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.