Best Load Balancing Software with a Free Trial of 2025

SKUDONET provides IT leaders with a cost effective platform that focuses on simplicity and flexibility. It ensures high performance of IT services and security. Effortlessly enhance the security and continuity of your applications with an open-source ADC that enables you to reduce costs and achieve maximum flexibility in your IT infrastructure.

Google Cloud Platform offers advanced load balancing solutions that efficiently allocate traffic across various resources, ensuring optimal performance and high availability. With features like Google Cloud Load Balancing, applications can automatically scale to accommodate significant traffic demands. GCP's global load balancing capabilities allow organizations to provide seamless and rapid user experiences, even during periods of high demand. New users can take advantage of $300 in free credits, enabling them to test, run, and deploy workloads while assessing the platform's load balancing functionalities in a budget-friendly way. Additionally, GCP's intelligent routing capabilities prioritize traffic to the nearest available resources, minimizing latency and enhancing overall performance. These solutions empower businesses to effectively manage sudden traffic increases without sacrificing the quality of user interactions.

Software for continuous performance testing to automate API load and application testing. For complex applications, you can design code-free performance tests. Script performance tests in automated pipelines for API test. You can design, maintain, and run performance tests in code. Then analyze the results within continuous integration pipelines with pre-packaged plugins for CI/CD tools or the NeoLoad API. You can quickly create test scripts for large, complex applications with a graphical user interface. This allows you to skip the tedious task of manually coding new or updated tests. SLAs can be defined based on the built-in monitoring metrics. To determine the app's performance, put pressure on it and compare SLAs with server-level statistics. Automate pass/fail triggers using SLAs. Contributes to root cause analysis. Automatic test script updates make it easier to update test scripts. For easy maintenance, update only the affected part of the test and re-use any remaining.

OpManager offers an extensive suite of tools for monitoring and managing load balancers, guaranteeing peak performance and resource accessibility within the network. With its robust monitoring features, visualization options, and alerting systems, it ensures continuous availability and in-depth performance analysis, while also visualizing traffic flow in both directions through the load balancers. The user-friendly dashboards and graphical displays of OpManager deliver a thorough snapshot of network efficiency and resource usage.

Kamatera's cloud load balancer employs a variety of distribution methods to efficiently allocate server traffic and workloads. With features that are virtual, scalable, and designed for high availability, it enhances user response times and overall performance by directing incoming network traffic to operational servers. Consequently, the stability of your system is maintained, enabling your team to effectively carry out their duties even during peak times. Our cloud load balancer is capable of managing numerous requests simultaneously, independent of your existing server infrastructure. It utilizes HTTP, TCP, and UDP protocols to channel incoming traffic to servers that can respond. Beyond merely handling high traffic volumes, Kamatera’s cloud load balancer also ensures consistent performance in the rare occurrence of a server malfunction. It promptly redirects workloads to active servers, preventing any downtime. Additionally, we implement specific protocols that automate responses based on traffic conditions and server availability.

Our ADC solution is designed to take your online services to new levels of performance, security, and reliability. It ensures seamless traffic distribution and resource utilization as well as enhanced protection against cyber threats. Our ADC solution provides you with massive scalability and high availability for your services, apps, and networks. Multi-core compatibility, unlimited throughput, connections and farms, and optimized to support multi-core. Installation is not required, allowing for a rapid consolidation of production and a seamless deployment. Integrate easily into your infrastructure for a cost-saving and productive setup. Shared hardware resources can reduce costs associated with physical equipment, making this a budget-friendly solution. Ready for 64-bit platforms to provide better performance, and a robust environment. It allows for more performance resources than other architectures.

Queue-it empowers the world's biggest brands to deliver on their busiest days. The virtual waiting room lets you control online traffic in high-demand situations to deliver superior experiences and treat visitors fairly. When online visitors exceed your capacity, they are redirected to a customizable waiting room and then throttled back to your website or app in a controlled first-come, first-served order. Additionally, the virtual waiting room gives you full control over traffic inflow to your site & app, acting as a security checkpoint where you block bots & abuse. You can validate customers based on unique identifiers like user ID or email address, ensuring only verified customers access your products. And enhanced analytics give you insight into the quantity & quality of your traffic so you can adapt bot mitigation for your next sale.

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Why settle for a load balancer that locks your data into one cloud platform when there are other options? Multi-Cloud/Hybrid-Cloud/Data Center / On Prem - It works everywhere. Total Uptime allows you to control all inbound traffic. Route traffic around network outages and ISP issues. Protect them from malicious activity and attacks. Integrate devices at colo facilities, on-prem, and in the cloud. You can accelerate them and increase their performance. You have total control and visibility, so it doesn't matter where they may be.

Haltdos ensures the 100% high availability of your website/web services by providing intelligent Web Application Firewall and application DDoS mitigation, Bot Protection, SSL offloading, Load Balancing solution over the public and private cloud that monitors, detects, and automatically mitigates a wide range of cyber-attacks including OWASP top 10 and Zero-day attacks, without requiring any human intervention.

Streamline the process of application delivery by utilizing software-defined load balancers, web application firewalls, and container ingress services that can be deployed across any application in various data centers and cloud environments. Enhance management efficiency through unified policies and consistent operations across on-premises data centers as well as hybrid and public cloud platforms, which include VMware Cloud (such as VMC on AWS, OCVS, AVS, and GCVE), AWS, Azure, Google Cloud, and Oracle Cloud. Empower infrastructure teams by alleviating them from manual tasks and provide DevOps teams with self-service capabilities. The automation toolkits for application delivery encompass a variety of resources, including Python SDK, RESTful APIs, and integrations with Ansible and Terraform. Additionally, achieve unparalleled insights into network performance, user experience, and security through real-time application performance monitoring, closed-loop analytics, and advanced machine learning techniques that continuously enhance system efficiency. This holistic approach not only improves performance but also fosters a culture of agility and responsiveness within the organization.

Our engineers are specialists at working in sectors where zero downtime is critical. Since 2003, we’ve been building a reputation for delivering ultra-reliable, easy to deploy and effortlessly scalable applications that are trusted by solution partners, system integrators and end-users alike. Our focus on forming long-lasting partnerships with industry-leading solution providers in healthcare, storage and print, requires an in-depth understanding of both our partners and their clients’ technical and business practices. The result: unprecedented levels of uptime.

Inlab Networks has developed BalanceNG, a reliable multithreading software load-balancer. Available for Linux, Solaris, and Mac OS X operating systems, BalanceNG is easy to integrate into data center networks. It offers top quality packet processing performance and makes this the ideal solution for hosting companies, network operators, product designers, and telco product developers. Inlab Networks' BalanceNG comes with a highly-specialized IP stack for IPv6/IPv4 and an independent active/passive Cluster environment that is based upon VRRP and the "bngsync” session table synchronization protocol.

We offer the most user-friendly technology without sacrificing performance or features. We back it up with exceptional support and care delivered under a fair, cost-effective pricing model Our technology is used by small startups with big ideas, small budgets, and global enterprises. We love them all! Easy to use Load balancing, WAF, GSLB and SSO/Pre-Authentication. It is also the only true ADP Application Delivery Platform that allows for the enhancement of functionality and longevity using the app store or apps you create in-house.

The Kemp LoadMaster load balancers and extensive library with application deployment templates ensure high performance and secure delivery for application workloads from many vendors across multiple sectors. Award-winning hardware, cloud-native, and virtual deployment options, including the first per-app load balancer/ADC in the industry. Real-time network anomalies can be addressed and decisions made. Optimized load balancing hardware that delivers high-performance application experience in any environment. The most widely used virtual load balancer in the world, with more than 100,000 deployments worldwide. Cloud load balancers with full functionality that are optimized for public cloud environments.

RadView WebLOAD is a leading enterprise AI-based performance and load testing solution for testing web, mobile, and packaged applications. It supports over 150 protocols and technologies, including all common front-end frameworks, APIs, message queues, and databases, enabling load testing across any enterprise technology stack. RadView WebLOAD.AI, is available as SaaS and can also be self-hosted in the cloud or on-premise. It is highly scalable and can simulate hundreds of thousands of concurrent users from different locations and cloud platforms. Smart and easy generation of reliable tests and its powerful AI-based analytics capabilities, RadView WebLOAD makes performance teams highly successful in detecting and quickly resolving performance issues. With built-in integration into most of the popular Testing, CI/CD and APM tools, as well as a rich API that makes it easily pluggable into any delivery pipeline. Adding its built-in flexible deployment, it makes RadView WebLOAD easily adaptable into any development, testing, or operation environment, and processes.

Safeguard your applications against prevalent web threats such as SQL injection and cross-site scripting. Utilize custom rules and groups to monitor your web applications, catering to your specific needs while minimizing false positives. Implement application-level load balancing and routing to create a scalable and highly available web front end on Azure. The autoscaling feature enhances flexibility by automatically adjusting Application Gateway instances according to the traffic load of your web application. Application Gateway seamlessly integrates with a variety of Azure services, ensuring a cohesive experience. Azure Traffic Manager enables redirection across multiple regions, provides automatic failover, and allows for maintenance without downtime. In your back-end pools, you can deploy Azure Virtual Machines, virtual machine scale sets, or take advantage of the Web Apps feature offered by Azure App Service. Centralized monitoring and alerting are provided by Azure Monitor and Azure Security Center, complemented by an application health dashboard for visibility. Additionally, Key Vault facilitates the centralized management and automatic renewal of SSL certificates, enhancing security. This comprehensive approach helps maintain the integrity and performance of your web applications effectively.

The Gateway Load Balancer simplifies the deployment, scaling, and management of third-party virtual appliances. By providing a single gateway for traffic distribution among various virtual appliances, it enables you to adjust their capacity according to demand. This capability not only reduces the likelihood of failures within your network but also enhances overall availability. Users can discover, evaluate, and purchase virtual appliances from external vendors directly through the AWS Marketplace. This seamless integration accelerates the deployment process, allowing you to derive value from your virtual appliances more rapidly, regardless of whether you choose to stick with familiar vendors or explore new options. Moreover, Gateway Load Balancer ensures that scalability, availability, and efficient service delivery are prioritized, enabling AWS Partner Network and AWS Marketplace to expedite the provision of virtual appliances. Additionally, it allows collaboration with select partners who provide fully managed security solutions, facilitating the quick setup of infrastructure security services in a matter of minutes. Ultimately, this makes it easier for businesses to enhance their security posture without significant delays.

NGINX as a Service (NGINXaaS) on Azure is a comprehensive managed solution that seamlessly merges the advanced traffic services of NGINX with the Microsoft Azure environment. It allows for easy migration, extension, or relocation of current NGINX workloads to the cloud, significantly aiding organizations in reducing costs while enhancing flexibility and ensuring consistent security and performance across both on-premises and Azure cloud applications. This service empowers application developers to deploy uniform applications directly from the Azure Marketplace, requiring only a few simple clicks within the console. Users can conveniently deploy and oversee NGINXaaS through the Azure Portal, which features essential integrations like Azure Monitor and Azure Key Vault to facilitate SSL/TLS certificate management. With a smooth lift-and-shift process for existing NGINX configurations, organizations can transition or enhance their workloads in the cloud efficiently and effortlessly, fostering innovation and agility in their operations. By leveraging this service, companies can better focus on their core business objectives while ensuring their applications perform optimally in a cloud environment.

LiteSpeed Web ADC, a high-performance, affordable HTTP load balancer software, is available. It is feature-rich, secure, efficient, and offers more flexibility than similar-priced load balancer software. Web ADC is a great choice for small businesses looking to scale up their applications beyond one server.

NGINX Open Source is the web server that supports over 400 million websites globally. Built upon this foundation, NGINX Plus serves as a comprehensive software load balancer, web server, and content caching solution. By opting for NGINX Plus instead of traditional hardware load balancers, organizations can unlock innovative possibilities without being limited by their infrastructure, achieving cost savings of over 80% while maintaining high performance and functionality. It can be deployed in a variety of environments, including public and private clouds, bare metal, virtual machines, and container setups. Additionally, the integrated NGINX Plus API simplifies the execution of routine tasks, enhancing operational efficiency. For today's NetOps and DevOps teams, there is a pressing need for a self-service, API-driven platform that seamlessly integrates with CI/CD workflows, facilitating faster app deployments regardless of whether the application utilizes a hybrid or microservices architecture, which ultimately streamlines the management of the application lifecycle. In a rapidly evolving technological landscape, NGINX Plus stands out as a vital tool for maximizing agility and optimizing resource utilization.

Array APV Series application delivery controllers are crucial for ensuring the availability, scalability, performance, security, and management needed to maintain applications and servers operating within optimal conditions. They incorporate both local and global server load balancing, along with link load balancing, to guarantee maximum resilience for your applications. Additionally, features such as connection multiplexing, SSL offloading, caching, and compression collaborate to create the quickest possible experience for end-users. By establishing connections on APV Series ADCs, applications benefit from the protective measures of Array’s WebWall® application security suite. These controllers are offered as physical or virtual appliances and can also be deployed on popular public cloud platforms. Designed to fulfill technical specifications, Array ADCs remain user-friendly for IT teams of any size and are cost-effective for businesses of all scales, ensuring that every organization can enhance its application delivery capabilities effectively. Ultimately, this versatility makes them an invaluable asset for optimizing application performance and security.

High-performance advanced load balancing solution that enables your applications to be highly available, accelerated, and secure. Ensure efficient and reliable application delivery across multiple datacenters and cloud. Minimize latency and downtime, and enhance end-user experience. Complete full-proxy Layer 4 load balancer and Layer 7 load balancer with flexible aFleX® scripting and customizable server health checks. Increase application security with advanced SSL/TLS offload, single sign-on (SSO), DDoS protection and Web Application Firewall (WAF) capabilities.

HAProxy Enterprise, the industry's most trusted software load balancer, is HAProxy Enterprise. It powers modern application delivery at all scales and in any environment. It provides the highest performance, observability, and security. Load balance can be determined by round robin or least connections, URI, IP addresses, and other hashing methods. Advanced decisions can be made based on any TCP/IP information, or HTTP attribute. Full logical operator support is available. Send requests to specific application groups based on URL, file extension, client IP, client address, health status of backends and number of active connections. Lua scripts can be used to extend and customize HAProxy. TCP/IP information and any property of the HTTP request (cookies headers, URIs, etc.) can be used to maintain users' sessions.

Varnish Software's powerful caching technology allows the largest content providers in the world to deliver lightning-fast streaming and web experiences for large audiences without any downtime or loss of performance. Our solution combines open source flexibility with enterprise robustness to speed media streaming services, accelerate websites, APIs, and allow global businesses to create custom CDNs. This will unlock unbeatable content delivery performance, resilience, and customization. Varnish Enterprise is the core technology available: - on-premise - Cloud - Hybrid environments Hulu, Emirates, and Tesla are among our customers. Our technology is powered with a caching layer that's trusted worldwide by more than 10,000,000 websites.