Best Application Server Software

Compare the Top Application Server Software as of October 2026

What is Application Server Software?

Application server software provides a platform for deploying, managing, and running applications, typically for web or enterprise environments. These servers handle the backend logic of applications, facilitating the connection between client devices and databases or other services. Application servers often provide middleware services such as security, transaction management, and messaging, enabling the smooth execution of applications. They are designed to support multiple users simultaneously and ensure high availability, scalability, and performance of applications. This software is commonly used in environments where complex, data-intensive applications are developed, such as in e-commerce platforms, enterprise resource planning (ERP), and customer relationship management (CRM) systems. Compare and read user reviews of the best Application Server software currently available using the table below. This list is updated regularly.

  • 1
    Google Cloud Run
    Google Cloud Run is a fully managed service designed for deploying and scaling applications in containers, providing a seamless experience where developers can focus solely on writing code rather than managing the infrastructure. It automatically scales applications based on incoming traffic, ensuring efficient resource usage while handling the complexities of server management in the background. The platform supports a wide range of languages and frameworks as long as the applications are containerized, making it a flexible choice for developers. New customers receive $300 in free credits to spend on Cloud Run, offering a risk-free opportunity to test and scale containerized applications without upfront costs. This makes Cloud Run an attractive option for those looking to move to the cloud or try containerized solutions for the first time. Additionally, the service ensures high availability with automatic scaling and load balancing, allowing developers to deploy applications.
    Starting Price: Free (2 mil requests/month)
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  • 2
    Linx

    Linx

    Twenty57

    A powerful iPaaS platform for integration and business process automation. Linx is a powerful platform for building custom integrations at scale. The platform provides enterprise-grade capability and unparalleled flexibility to cater to a wide range of integration use cases for today’s growing businesses, including application integration, data synchronization, data migration, automations, and rapid API development and management. Linx is a low-code, desktop-based iPaaS that enables organizations to connect their cloud and on-premise applications, data sources.
    Starting Price: $599 per month
  • 3
    JBoss EAP

    JBoss EAP

    Red Hat

    Red Hat® JBoss® Enterprise Application Platform (JBoss EAP) delivers enterprise-grade security, performance, and scalability in any environment. Whether on-premise; virtual; or in private, public, or hybrid clouds, JBoss EAP can help you deliver apps faster, everywhere. JBoss EAP 7 is built to provide simplified deployment and full Jakarta EE performance for applications in any environment. Whether on-premise or in virtual, private, public, and hybrid clouds, JBoss EAP features a modular architecture that starts services only as they are required. JBoss EAP 7 is built for performance and flexibility in modern application environments. Its modular architecture and services-driven set of components reduce scale-out times and provide flexibility for applications deployed in different environments. JBoss EAP allows developers to be meet line-of-business demands. Support for Jakarta EE and its web-based frameworks, such as Spring, Spring Web Flow, Spring WS, Spring Security, etc.
    Starting Price: $8000
  • 4
    RasPiEsi
    RasPiEsi is The World's Smallest Open Source ERP Application Server powered by Epesi and running on Raspberry Pi Zero with 1 core and 512MB RAM only. Part of Epesi ENS - the first FOSS Enterprise Nervous System. Epesi BIM on LLMP stack: - Linux - Lighttpd - MariaDB - tuned - PHP 7.4 FPM + memcached and ZRAM neofetch, mc, ncdu added and updated 77 packages on November 4, 2023 for version 1.1 ("Józiu") RasPiEsi is the smallest possible Epesi Node I was able to build with the smallest RAM usage of only 133MB! Thanks to the excellent DietPi distro this tiny server runs Epesi surprisingly well especially on a fast SD card. It should run unmodified on any Raspberry Pi - from the lowest end $5 RPi Zero with no WiFi and 1 CPU and 512 MB of RAM (used to create this disk image), to the high end RPi 4. Tested fine on RPi 3 - unmodified, just swapped between units! MIT License • Copyright (c) 2024 by Janusz Tylek and Karina Tylek
    Starting Price: $0
  • 5
    Microsoft IIS

    Microsoft IIS

    Microsoft

    Internet Information Services (IIS) for Windows® Server is a flexible, secure and manageable Web server for hosting anything on the Web. From media streaming to web applications, IIS's scalable and open architecture is ready to handle the most demanding tasks.
  • 6
    VMware tc Server
    tc Server is a Web application server based on open-source Apache Tomcat. It preserves the best of Tomcat and adds many mission-critical operational capabilities that are unavailable in the open-source product. tc Server harnesses the power of traditional JEE architectures and eliminates their complexity and performance drawbacks, making it easier, faster, and more cost-effective to build and run cloud-ready applications. With its lean architecture and small memory footprint, tc Server requires significantly fewer resources than conventional servers, which allows for greater server density in virtual and cloud environments.
  • 7
    GigaSpaces

    GigaSpaces

    GigaSpaces

    eRAG (enterprise RAG) combines the power of real-time operational data with GPT’s fantastic user experience: Chat spontaneously and get immediate answers grounded in a unique understanding of your operational data. With its sophisticated semantic reasoning capabilities, eRAG ensures you get accurate, consistent answers. It answers complex, cross-system questions instantly, supports decisions with suggestions, challenges, and next steps. eRAG connects your business data with external events, so that you can weigh the effect of new tax legislation or weather disruptions on your operations. eRAG combines all your operational data sources so you can get a full, unified picture of your business, offering measurable revenue and efficiency outcomes. Through a self-serve UI, IT teams can connect SQL-based databases like Oracle, PostgreSQL, SAP and other systems in just a few clicks. And you can get up and running in 2–3 weeks - no data prep needed.
  • 8
    IBM WebSphere Application Server
    A flexible, security-rich Java server runtime environment for enterprise applications. IBM WebSphere Application Server accelerates application delivery with a highly reliable Java Enterprise Edition-based runtime environment. It supports microservices and standards-based programming models designed to help you modernize at your own pace, gain visibility across workloads, analyze enterprise applications and advance your journey to Kubernetes. IBM WebSphere Application Server is a flexible, secure Java server runtime environment for enterprise applications. Deploy and manage applications and services regardless of time, location or device type. Integrated management and administrative tools provide enhanced security and control, and support for multicloud environments lets you choose your deployment method. Continuous delivery capabilities and services help you to respond at the speed of your business needs.
  • 9
    Payara Enterprise

    Payara Enterprise

    Payara Services Ltd

    Jakarta EE & MicroProfile compatible, supported application servers for production and containerized deployments. Monthly releases, bug fixes, and patches. Rolled into Payara Enterprise products making Payara Server the best option for production Jakarta EE (Java EE) applications and Payara Micro the best option for containerized Jakarta EE applications. Payara Migration & Support engineers assist customers with Payara Server or Payara Micro during development projects before going to production, or provide assistance with the application server migration process. Raise tickets for bugs, incidents or questions related to Payara Server or Payara Micro, including any general questions you may have about configuration, deployment, security, monitoring and troubleshooting. Exclusive access to monthly releases of Payara Server and Payara Micro including crucial fixes and patches. New features are added once they are stable and ready for production use.