Citrix NetScaler vs HAProxy vs NGINX Plus comparison

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8,953 views|6,844 comparisons
91% willing to recommend
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10,621 views|7,206 comparisons
91% willing to recommend
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6,517 views|5,199 comparisons
92% willing to recommend
Comparison Buyer's Guide
Executive Summary

We performed a comparison between Citrix NetScaler, HAProxy, and NGINX Plus based on real PeerSpot user reviews.

Find out what your peers are saying about F5, Citrix, HAProxy and others in Application Delivery Controllers (ADC).
To learn more, read our detailed Application Delivery Controllers (ADC) Report (Updated: April 2024).
768,578 professionals have used our research since 2012.
Featured Review
Quotes From Members
We asked business professionals to review the solutions they use.
Here are some excerpts of what they said:
Pros
"The solution is very stable.""Its customer support service is good.""The most valuable feature is load balancing.""I found that the GUI was very easy to to navigate. If you were looking for something, it was fairly easy to find. There's a lot of third-party documentation and information available online as well.""Compared to other solutions, Citrix ADC is much more robust in terms of the native integration to cloud platforms. It is far more robust from an operational point of view as well.""Citrix NetScaler offers robust security features, including SmartAccess and customizable policies, making it a reliable choice for safeguarding user data.""The web application firewall is one feature I found valuable in the solution.""Load balancing, cache redirection, content switching, all connected with traffic management."

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"Having the right load balancing solution – which is what HAProxy is – and protection in place gives organizations peace of mind.""The ability to handle a sequence of front- and back-ends gives the user the opportunity to send traffic through different services.""The technical support has been, in one word, perfect. Every time I call, I’m on the phone with a representative within five minutes who is highly skilled and willing to help, whether in the case of critical issues or simple advice.""Software defined load balancing allows us to dynamically adjust and codify routing decisions. This speeds up development.""The solution is user-friendly and efficient.""Scalable and inexpensive.""It is a crucial tool in ensuring smooth service provision without any interruptions.""The most valuable thing for me is TCP/IP Layer 4 stuff you can do with HAProxy. You can go down to the protocol level and make decisions on something."

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"I find the solution’s community support and documentation most valuable. Compared to HAProxy, have found a lot of documentation and community support on Quora. If you would be asking me as a developer whether to choose this product, I would recommend this since it has good community support, documentation, and signature updates. The configuration of HAProxy is also very tedious. However, NGINX’s configuration is very simple.""The best solution, by far, for web traffic control for things in production and just around the house.""NGINX Plus' most valuable feature is the ingress controller.""It's lightweight software that can handle heavy loads efficiently.""Nginx is extremely efficient in terms of the connection rate to the CPU cycles ratio, and in terms of the bandwidth to CPU cycles.""​Zero Downtime has always been a strength in recommending infrastructure web services. NGINX allows me to execute such infrastructure with less complications and the ability to switch from server to server easily.​""Nginx is simple to configure, very stable in a highly utilized environment and very modular, allowing DevOps to create it's own modules for interactive use with Nginx.""The robust software architecture allows for it to be scalable and very stable."

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Cons
"Citrix NetScaler has been recently acquired by another company and the support has been negatively impacted, the solution is at its end of life. The support for the solution could improve. The sales team needs to be improved.""An area for improvement would be the difficulty in finding information about standard licensing costs over the internet. They should provide some reference prices on the net to be quickly referred to.""The GUI should be improved.""I would like to see them make it easier to do some of the more complex things. For example, a web re-direct requires two pieces to it. You have two ports and when people want to go to a web page, they just type in the webpage that on the backend it will redirect them to a secure link. The initial setup of that is cumbersome because you have to do it twice. There are things that can be replicated. The IP address, for example, is the same. This change would go a long way. Don't make me do it twice and don't make me have to read tons of documentation to figure out how to do it. Ease of configuration for some of the more complex processes would be a good improvement.""There are some features which are missing.​""Maybe creating policies with simple regular expressions.""Needs configuration processes like disabling LB VIPs, automatically disabling the IPs used.""Reducing the overhead required for AppFlow data collection, specifically for HDX Insight, would be a huge improvement."

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"The visibility could be improved.""There is no standardized document available. So, any individual has to work from scratch to work it out. If some standard deployment details are available, it would be helpful for people while deploying it. There should be more documentation on the standard deployment.""The GUI should be more responsive and show the detailed output of logs.""The web stats UI, which provides the status of the health and numbers, could greatly benefit from having a RESTful interface to control the load-balanced nodes. Although there is a hack around the UI (by issuing a POST request to HAProxy with parameters), a RESTful interface would greatly improve the automation process (through Chef and Ansible).""The configuration should be more friendly, perhaps with a Web interface. For example, I work with the ClusterControl product for Severalnines, and we have a Web interface to deploy the HAProxy load-balancer.""While troubleshooting, we are having some difficulties. There are no issues when it is running; it is stable and very good; however, if there is a troubleshooting issue or an incident occurs, we will have issues because this is open-source.""The product does not have any new technologies.""Documentation could be improved."

More HAProxy Cons →

"The solution's GUI is an area with certain shortcomings that need improvement.""Improvement needed in NGINX Plus could focus on optimizing memory usage for users.""The drawback is that you must obtain a license for everything.""The solution must improve its performance.""The user interface could be improved.""I would like it to have a more user-friendly graphical interface.""The KPI should be more focused on load balancing and the latency in application calling from the end system.""Only improvement needed that I would point to is scalability. With it, I mean clusterized organisation on a low level. At the moment, the best alternative is RHEL HA."

More NGINX Plus Cons →

Pricing and Cost Advice
  • "It's not for startups or SOHO."
  • "Costly product and complicated licensing."
  • "It all depends on the features that will be used and the number of accesses."
  • "It is true that it is a bit pricey compared to newer technologies coming to the market. For example, A10 is a load balancer that does everything that Citrix can and it does a lot more than what NetScaler does when it comes to the security space, and their prices are so cheap. Every box comes with its own license and support built into it. When you compare that with NetScaler, you have to buy licenses separately, you have to buy a support agreement that is going to be separate. A small NetScaler, even if it is a VPX which is a virtual server, could cost you close to $150,000 to $200,000 dollars. So the pricing is really high."
  • "We have been evaluating F5, Citrix, and other ADC products. Citrix is the most expense of all of them."
  • "We are quite happy with price. It's not too high."
  • "I do not have any experience with the pricing of the product."
  • "You get the value for your money. There aren't any hidden fees."
  • More Citrix NetScaler Pricing and Cost Advice →

  • "HAProxy is free software. There are optional paid products (support/appliances)."
  • "The price is well worth it. HAProxy Enterprise Edition paid for itself within months, simply due to the resiliency it brings. It was a bit more expensive than we were originally interested in paying, but we are thankful we chose to go with HAProxy."
  • "Very good value for the money. One of the simplest licensing schemes in this category of products."
  • "Test/lab virtual machines can be installed without a licence. They can't be used for performance testing but otherwise behave like production nodes."
  • "If you don't have expertise then go with the licensed version. Otherwise, open-source is the best solution."
  • "We use NGINX as well. However, because the health checks are a paid feature, I like to avoid it whenever possible​."
  • "I think that the pricing is very fair, I would definitely recommend buying the Enterprise license."
  • "The only cost is for the image manager, who is responsible for uploading the image, and that is trivial."
  • More HAProxy Pricing and Cost Advice →

  • "Nginx is free. I don't have experience with the Plus version."
  • "I am not so happy with their pricing policy, but this is not the worse thing in my life. I can tolerate it."
  • "​NGINX Plus is worth it, if you need it. If you do not need the features or support, the free and open source package is more than capable. ​"
  • "​NGINX is a free tool in Brazil. There are some companies which do support it.​"
  • "The price is the cost to contract support with a specialized company, usually during consulting hours.​"
  • "Compared to other similar solutions on the market, I think it's over-priced."
  • "You pay for each feature that you want."
  • "The list price of NGINX Plus is close to $5,500."
  • More NGINX Plus Pricing and Cost Advice →

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    Questions from the Community
    Top Answer:The most valuable feature for us is the application firewalling in Citrix NetScaler, ensuring only valid traffic enters… more »
    Top Answer:After deployment, Citrix Netscaler shifted to a subscription-based license scheme for support, which is slightly more… more »
    Top Answer:Citrix NetScaler is a robust product, but mastering it requires significant learning and training due to its complexity… more »
    Top Answer:I do recommend HAProxy for more simple applications or for companies with a low budget, since HAProxy is a free… more »
    Top Answer:HAProxy's TCP load balancer is excellent and super stable.
    Top Answer:I use the open-source version of the product. I don't have experience with the licensed version of the solution.
    Top Answer:IIS is a flexible, secure, and manageable web server to host anything on the web. IIS’s scalable and open architecture… more »
    Top Answer:Using NGINX Plus for web traffic distribution is fantastic. It offers performance similar to physical load balancers but… more »
    Top Answer:The pricing of NGINX Plus is a bit steep compared to other options I have used. NGINX Plus licensing is annual or… more »
    Ranking
    Views
    8,953
    Comparisons
    6,844
    Reviews
    26
    Average Words per Review
    384
    Rating
    8.3
    Views
    10,621
    Comparisons
    7,206
    Reviews
    13
    Average Words per Review
    436
    Rating
    7.4
    Views
    6,517
    Comparisons
    5,199
    Reviews
    14
    Average Words per Review
    428
    Rating
    8.4
    Comparisons
    Also Known As
    Citrix ADC, NetScaler, Citrix NetScaler VPX
    HAProxy Community Edition, HAProxy Enterprise Edition, HAPEE
    NGINX
    Learn More
    HAProxy
    Video Not Available
    Overview

    Citrix NetScaler is an application delivery controller (ADC) and load-balancing solution for multi-cloud environments. Because its software and hardware form factors are all built on a single code base, Citrix NetScaler provides operational and feature consistency with comprehensive security for monolithic and microservices-based applications on-premises and in the cloud. The solution is designed to optimize, manage, and secure network traffic. Switching features, security and protection features, and network integration efficiency capabilities are all part of its feature set.

    Citrix NetScaler Features

    Citrix NetScaler has many valuable key features. Some of the most useful ones include:

    • Citrix Gateway
    • Secure Access
    • Layer 7 content switching
    • Database load balancing
    • Triscale clustering
    • E-based policy enforcement
    • Surge protection and priority queuing
    • Application acceleration
    • Application security, including DoS attack defense, content rewriting and response control, SSL encryption, and more.
    • Network Integration

    Citrix NetScaler Benefits

    There are many benefits to implementing Citrix NetScaler. Some of the biggest advantages the solution offers include:

    • Improved Application Performance: Citrix NetScaler optimizes the delivery of applications, reducing latency and improving the user experience.
    • Scalability: The solution can scale to handle large amounts of traffic, ensuring that applications are available even during periods of high demand.
    • Advanced Security: Citrix NetScaler includes a range of security features, such as SSL offloading, to help secure applications and protect against threats.
    • Availability: Load balancing and failover capabilities ensure that applications are always available, even in the event of a failure.
    • Good user experience: The solution’s Global Server Load Balancing (GSLB) ensures that users are directed to the nearest available application, reducing latency and improving the user experience.
    • Reduced costs: By improving application performance and reducing downtime, Citrix NetScaler can help organizations reduce costs associated with application delivery.
    • Agility: Citrix NetScaler makes it easier for organizations to deploy and manage applications, helping to increase the speed and efficiency of IT operations.
    • Analytics and monitoring: Provides insight into network and application performance, helping organizations to identify and resolve issues quickly.

    Reviews from Real Users

    Citrix NetScaler is a solution that stands out when compared to many of its competitors. Some of its major advantages are that it is easy to use, is robust, and has good load balancing.

    A Senior Citrix Engineer at Troye, says, “The web application firewalling component is probably the most powerful feature as it can identify attacks on the network at an application level which is quite important. There is also good functionality where we use IP reputation and geofencing to mitigate threats from the outside world.”

    “The feature that I have found most valuable is its load balancing,” explains a Security Consultant at a tech services company.

    Timur G., Team Head of Network Security at DOM.RF, writes, “The most valuable feature of Citrix ADC is its ease of use.” 

    Another PeerSpot reviewer, Nirav S., Technical Solutions Architect at MindTree, mentions, "Compared to other solutions, Citrix ADC is much more robust in terms of the native integration to cloud platforms. It is far more robust from an operational point of view as well."

    HAProxy is considered by many in the industry to be one of the fastest and most popular and trusted software load balancer products in the marketplace today. Organizations are able to immediately deploy HAProxy solutions to enable websites and applications to optimize performance, security, and observability. HAProxy solutions are available to scale to any environment.

    HAProxy is an open-source product and has a robust, active, reliable community. The solutions are continually tested and improved on by the community. HAProxy offers a dynamic design to support the most modern architectures, microservices, and deployment environments (appliances, containers, virtual, and cloud).

    HAProxy utilizes a cloud-native protocol, which makes it a complete solution for cloud services such as Red Hat OpenShift, OVH, Rackspace, Digital Ocean, Amazon Web Services (AWS), and more. It also can be used as the reference load balancer in OpenStack.

    HAProxy Products

    • HAProxy One: This is a next-gen end-to-end application delivery platform created to secure and streamline modern application architectures. It offers a complete suite of solutions, such as application delivery software, turnkey, and appliance services observed and administered through a central control plane. The product supplies application acceleration, CDN, DDoS, bot management, WAF capabilities, and load balancing.
    • HAProxy Fusion Control Plane: This product enables organizations to streamline workflows, arrange traffic routing and security protocols, enhance the speed of delivery, and scale out of the organization’s applications. HAProxy Fusion Control Plane offers an intuitive user interface to observe and control the complete product lineup and API for administering numerous fleets of HAProxy Enterprise servers, either in the cloud or on premises.
    • HAProxy Edge: This product offering is an application delivery network (ADN) that provides a broad array of turnkey application services with amazing scale and complete visibility. Services include application and content acceleration, advanced security, and load balancing.
    • HAProxy ALOHA Hardware or Virtual Load Balancer: This product is a virtual load balancer or plug-and-play hardware constructed upon HAProxy Enterprise that is designed to support proxying at Layer 4 and Layer 7. It has a user-friendly GUI, simple deployment, and no limit on backend servers, making it a complete product for organizations desiring a reliable system to provide high-end load distribution for critical services.
    • HAProxy Enterprise Kubernetes Ingress Controller: This product is designed to facilitate smooth traffic flow into a Kubernetes cluster. It is able to automatically discover anomalies and changes in an organization's Kubernetes infrastructure and provide precise distribution of traffic to healthy pods, with no downtime caused by poor pod health or scaling changes. The product comes with an embedded WAF to optimize the security of an organization’s applications running in Kubernetes.
    • HAProxy Enterprise: This product is the enterprise-class edition of HAProxy offering a dynamic and sturdy code base with next-generation features, an enterprise suite of add-ons, professional services, and trusted support. 

      • Cluster-wide tracking and rate limiting
      • Advanced DDoS and bot management
      • Web application firewall
      • Reliable expert support
      • High performance modules
      • Device detection and geolocation
      • Real-time dashboard

    Reviews from Real Users

    Having the right load balancing solution – which is what HAProxy is – and protection in place gives organizations peace of mind.” - Nathanel S., Platform Architect at SES

    “I use HAProxy for individuals who can not buy low balancers. I built NFV in a box and send individuals a pathway into an HAProxy VM. The setup was not difficult; it usually takes a day to complete for a VPC. When it comes to pricing, HAProxy is free.” - Nasir O., Network & Cloud Architect at Koala Compute Inc.

    NGINX Plus is a versatile solution that offers load balancing, caching, proxying, and API deployment capabilities. It can be deployed on private or public clouds and is ideal for building CDN solutions. The solution can also be used to secure web applications and replace web services like Apache. 

    NGINX has helped organizations improve functioning, reduce downtimes, and offer a DevOps-friendly solution. Its community support and documentation are highly regarded, and its configuration is more straightforward, making it a recommended choice over HAProxy.

    Sample Customers
    ABB Schweiz, Aer Lingus, AIDS Healthcare Foundation, Amnet Technology Solutions, Aramex International, Ascenty, Atos, Autodesk
    Booking.com, GitHub, Reddit, StackOverflow, Tumblr, Vimeo, Yelp
    Locaweb, AppNexus, Wix, Reliam, Montana Interactive, MuleSoft, Warpwire, Discovery Education, InkaBinka, WordPress.com, Gogo, GOV.UK, NASA
    Top Industries
    REVIEWERS
    Computer Software Company26%
    Financial Services Firm15%
    Manufacturing Company11%
    Healthcare Company8%
    VISITORS READING REVIEWS
    Computer Software Company15%
    Financial Services Firm13%
    Government9%
    Healthcare Company5%
    REVIEWERS
    Financial Services Firm35%
    Retailer13%
    Computer Software Company13%
    Manufacturing Company13%
    VISITORS READING REVIEWS
    Computer Software Company19%
    Financial Services Firm11%
    Government9%
    Comms Service Provider8%
    REVIEWERS
    Computer Software Company31%
    Comms Service Provider23%
    Energy/Utilities Company15%
    Financial Services Firm8%
    VISITORS READING REVIEWS
    Computer Software Company15%
    Financial Services Firm14%
    Comms Service Provider11%
    Government7%
    Company Size
    REVIEWERS
    Small Business36%
    Midsize Enterprise18%
    Large Enterprise45%
    VISITORS READING REVIEWS
    Small Business22%
    Midsize Enterprise15%
    Large Enterprise63%
    REVIEWERS
    Small Business34%
    Midsize Enterprise32%
    Large Enterprise34%
    VISITORS READING REVIEWS
    Small Business24%
    Midsize Enterprise17%
    Large Enterprise58%
    REVIEWERS
    Small Business58%
    Midsize Enterprise4%
    Large Enterprise38%
    VISITORS READING REVIEWS
    Small Business23%
    Midsize Enterprise16%
    Large Enterprise61%
    Buyer's Guide
    Application Delivery Controllers (ADC)
    April 2024
    Find out what your peers are saying about F5, Citrix, HAProxy and others in Application Delivery Controllers (ADC). Updated: April 2024.
    768,578 professionals have used our research since 2012.