Best Load Balancing Software for Linux 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.

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.

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.

Fortinet stands out as a prominent global entity in the realm of cybersecurity, recognized for its all-encompassing and cohesive strategy aimed at protecting digital infrastructures, devices, and applications. Established in the year 2000, the company offers an extensive array of products and services, which encompass firewalls, endpoint security, intrusion prevention systems, and secure access solutions. Central to its offerings is the Fortinet Security Fabric, a holistic platform that effectively melds various security tools to provide enhanced visibility, automation, and real-time intelligence regarding threats across the entire network. With a reputation for reliability among businesses, governmental bodies, and service providers across the globe, Fortinet places a strong emphasis on innovation, scalability, and performance, thereby ensuring a resilient defense against the ever-evolving landscape of cyber threats. Moreover, Fortinet’s commitment to facilitating digital transformation and maintaining business continuity further underscores its role as a pivotal player in the cybersecurity industry.

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.

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.

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.

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.

NGINX Plus serves as a software load balancer, reverse proxy, web server, and content cache, equipped with the enterprise-level features and support that users anticipate. This solution is favored by modern application infrastructure and development teams for its efficiency. Beyond being recognized as one of the fastest web servers, NGINX Plus enhances the beloved attributes of NGINX Open Source by incorporating enterprise-grade functionalities such as high availability, active health checks, DNS service discovery, session persistence, and a RESTful API framework. It stands out as a cloud-native, user-friendly reverse proxy, load balancer, and API gateway. Whether your goal is to enhance monitoring capabilities, bolster security measures, or manage Kubernetes container orchestration, NGINX Plus ensures you receive the exceptional support synonymous with the NGINX brand. Additionally, it offers scalable and dependable high availability, equipped with monitoring tools to assist in debugging and diagnosing intricate application architectures. With active health checks, NGINX Plus continually monitors the status of upstream servers, allowing teams to anticipate and address potential issues before they escalate.

Managing application delivery at scale can be challenging, but NetScaler simplifies the process. Whether you are firmly on-premises, fully in the cloud, or operating in a hybrid environment, NetScaler provides consistent functionality across all platforms. Its architecture is built on a single code base, ensuring that regardless of whether you opt for hardware, virtual machines, bare metal, or containers, the performance remains uniform. No matter if your audience consists of hundreds of millions of consumers or hundreds of thousands of employees, NetScaler guarantees reliable and secure application delivery. Renowned as the preferred application delivery and security solution for the largest enterprises globally, NetScaler is trusted by thousands of organizations, including over 90 percent of the Fortune 500, to deliver high-performance application services, robust application and API security, and comprehensive visibility across all operations. This widespread trust underscores NetScaler's vital role in today's digital landscape.

Eddie serves as a tool for high availability clustering, functioning as a fully open-source software solution primarily developed in the functional programming language Erlang (www.erlang.org) and compatible with Solaris, Linux, and *BSD operating systems. Within this architecture, specific servers are assigned as Front End Servers, tasked with managing and allocating incoming traffic to designated Back End Servers, while also monitoring the status of those Back End Web Servers at the site. These Back End Servers can accommodate various Web servers, such as Apache, and incorporate an Enhanced DNS server that facilitates both load balancing and the oversight of site accessibility for web platforms distributed across different geographical locations. This structure ensures continuous access to the full capacity of the website, irrespective of its location. The white papers on Eddie delve into the necessity for solutions like Eddie and elaborate on its unique methodology. This comprehensive approach highlights the critical role of Eddie in maintaining seamless web operations across diverse environments.

Fully managed web hosting. We offer unrivaled hosting services, with 99.999% uptime and 24/7 access to the Most Helpful People in Hosting. High-performance managed web hosting infrastructure to power you site or app. Custom-built server clusters for your most demanding projects. Simple hosting optimized to popular apps We will take care of everything so that you don't have too.