Best Application Server Software

Compare the Top Application Server Software as of April 2025

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
    Plesk

    Plesk

    Plesk

    The complete set of features to build, secure and run. Everything you'll need to effortlessly build your projects, secure against vulnerabilities and automate your day-to-day tasks - on one simple dashboard. Add domains and subdomains and move them between subscriptions. Configure DNS and DNSSEC. Secure all your domains with the new SSL It! extension. Horde & RoundCube webmail on Plesk for Linux / Windows. Automatically set up Outlook & Thunderbird clients with mail auto-discover plus SNI support. Move databases between subscriptions and find out which database is linked to which website. Now with MariaDB as the database server for customer websites. You can become more productive than ever before with the all-improved File Manager, now including additional mass uploading and file search abilities. Plesk is a hosting control panel with simple and secure web server, website and web apps management tools. It is specially designed to help web professionals.
    Starting Price: $12 per month
  • 4
    Switchover
    We help companies in every industry to accelerate their software development processes. Our clearly arranged feature flag solution allows you to switch your features on and off at any time. Use it for User Targeting, A/B Testing, Canary Releases, Experimenting and everything else you can think of.
    Starting Price: 0,-EUR
  • 5
    Appwrite

    Appwrite

    Appwrite

    Build your entire backend within minutes with just a few lines of code using the frameworks and languages you love. Allowing you to focus on design and innovation instead of tedious and repetitive backend tasks. Products Appwrite Cloud provides you with: - Authentication: 30+ login methods, support for teams, roles, and user labels - Databases: Never paused, fast in-memory caching, advanced permission models, relationships support - Storage: File encryption at rest and transit, built-in image transformation capabilities, advanced compression with WebP/Brotli support - Functions: Automatic deployment from GitHub - Messaging: SMS, email, and push notification support - Real-time: Unlimited subscriptions By utilizing Appwrites’ features, you save time and ensure your products are stable and secure for your end users. With Appwrite, you always own your data, so you never have to fear vendor lock-in.
    Starting Price: $15 per month, per member
  • 6
    Fly.io

    Fly.io

    Fly.io

    We run physical servers in cities close to your users. As close to the metal as you can get without paying shipping. We run physical servers in cities close to your users. As close to the metal as you can get without paying shipping. Provision exactly what you need to make your apps fly. Pay only for what you use. The plumbing you need to sleep at night. Pretty graphs for morning coffee. Zero configuration private networking and global load balancing. Add certificates for your own purposes, or a million for your customers. We'll be using the standard web application generated by Remix. This is a bare-bones app with no database. If you're feeling ambitious, check out the Remix tutorial for building and deploying an SQLite-backed app on Fly.io.
    Starting Price: $0.02 per GB
  • 7
    Render

    Render

    Render

    Developers have always been forced to pick between two extremes of cloud infrastructure: expensive yet inflexible platforms that fail to scale, or complex large clouds that impose steep learning curves and massive operations teams. ‍ Render offers the best of both worlds — incredible ease of use coupled with immense power and scalability to power everything from a simple HTML page to complex applications with hundreds of microservices.
    Starting Price: $19 per user per month
  • 8
    NGINX
    NGINX Open Source: The open source web server that powers more than 400 million websites. NGINX Plus is a software load balancer, web server, and content cache built on top of open source NGINX. Use NGINX Plus instead of your hardware load balancer and get the freedom to innovate without being constrained by infrastructure. Save more than 80% compared to hardware ADCs, without sacrificing performance or functionality. Deploy anywhere: public cloud, private cloud, bare metal, virtual machines, and containers. Save time by performing common tasks through the built‑in NGINX Plus API. From NetOps to DevOps, modern app teams need a self‑service, API‑driven platform that integrates easily into CI/CD workflows to accelerate app deployment – whether your app has a hybrid or microservices architecture – and makes app lifecycle management easier.
  • 9
    Cloudflare Workers
    You write code. We handle the rest. Deploy serverless code instantly across the globe to give it exceptional performance, reliability, and scale. No more configuring auto-scaling, load balancers, or paying for capacity you don’t use. Traffic is automatically routed and load balanced across thousands of servers. Sleep well as your code scales effortlessly. Every deploy is made to a network of data centers running V8 isolates. Your code is powered by Cloudflare’s network which is milliseconds away from virtually every Internet user. Choose from a template in your language to kickstart building an app, creating a function, or writing an API. We have templates, tutorials, and a CLI to get you up and running in no time. Most serverless platforms experience a cold start every time you deploy or your service increases in popularity. Workers can run your code instantly, without cold starts. The first 100,000 requests each day are free and paid plans start at just $5/10 million requests.
    Starting Price: $5 per 10 million requests
  • 10
    NGINX Unit
    An universal web app server that combines several layers of the typical application stack into a single component. NGINX Unit simplifies the application stack for web apps and APIs by combining several layers of the typical stack into a single component. NGINX Unit is a universal web app server, intended as a building block for any web architecture regardless of its complexity, from enterprise-scale deployments to your pet's home page. It is equally suited to simplifying modern microservices environments as it is to modernizing legacy and monolithic applications. NGINX Unit was created by the original NGINX team on an all-new, open-source codebase. The architecture incorporates insights from over a decade of running the world’s most popular web server. Unlike the NGINX web server, NGINX Unit uses a multi-process, multi-threaded architecture. The NGINX web server is often deployed as a reverse proxy in front of web applications. NGINX Unit can run the application code natively.
  • 11
    Rocky Linux

    Rocky Linux

    Ctrl IQ, Inc.

    CIQ empowers people to do amazing things by providing innovative and stable software infrastructure solutions for all computing needs. From the base operating system, through containers, orchestration, provisioning, computing, and cloud applications, CIQ works with every part of the technology stack to drive solutions for customers and communities with stable, scalable, secure production environments. CIQ is the founding support and services partner of Rocky Linux, and the creator of the next generation federated computing stack. - Rocky Linux, open, Secure Enterprise Linux - Apptainer, application Containers for High Performance Computing - Warewulf, cluster Management and Operating System Provisioning - HPC2.0, the Next Generation of High Performance Computing, a Cloud Native Federated Computing Platform - Traditional HPC, turnkey computing stack for traditional HPC
  • 12
    eApps

    eApps

    eApps

    Enterprise-grade "virtual data center" platform for admin, deployment and operation of advanced web services. For multiple servers, complex deployments, geo-spanning, DR/HA configurations, and more. Latest spec Hypervisors and fast, expandable SSD block storage. Fast, solid platform for websites, web apps, and web services. Supports large, custom-sized virtual servers, adjustable at any time. Handles heavy workloads using the latest spec Hypervisors and fast, expandable SSD block storage. Next-generation platform for development, rapid deployment, and operation of critical apps. Superior Vertical/Horizontal autoscaling. Strong Java, PHP, Ruby, Python, Node.js, Golan, Docker, and Kubernetes support. Our platforms have included, and optional, services that are designed to ensure security, performance, uptime, and worry-free operation. We offer custom solutions for your requirements. Let us solve your backup, VPN, high uptime, and data protection needs.
  • 13
    IBM WebSphere Hybrid Edition
    WebSphere Hybrid Edition is a flexible, all-in-one solution for WebSphere application server deployments that can enable organizations to meet current and future requirements. It will enable you to optimize your existing WebSphere entitlements, modernize your applications, and build new cloud-native Java EE applications. An all-in-one solution to help you run, modernize and create new Java applications. Use IBM Cloud® Transformation Advisor and IBM Mono2Micro to help assess the cloud readiness of your applications, explore options for containerization and microservices, and get assistance in adapting code. Explore and unlock the benefits of the all-in-one IBM WebSphere Hybrid Edition solution for your application run time and modernization features. Identify which WebSphere applications can easily move to containers for immediate savings. Manage costs, enhancements, and security proactively throughout the application lifecycle.
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