List of the Top 14 Free Load Balancing Software in 2025

SKUDONET offers IT executives an affordable solution that emphasizes ease of use and adaptability, ensuring optimal performance and security for IT services. With this innovative platform, you can seamlessly improve the security and reliability of your applications through an open-source ADC, allowing for significant cost savings and unparalleled flexibility within your IT framework. This approach not only streamlines operations but also empowers organizations to respond swiftly to changing technology needs.

Google Cloud Platform offers advanced load balancing solutions that efficiently distribute incoming traffic across various resources, ensuring optimal performance and continuous availability. With features like Google Cloud Load Balancing, applications can automatically scale to accommodate significant traffic loads. The global reach of GCP's load balancing allows organizations to deliver consistent and rapid user experiences, even during peak traffic periods. New users can take advantage of $300 in complimentary credits to explore, test, and deploy their workloads, providing a budget-friendly way to assess the platform's load balancing functionalities. Additionally, GCP’s load balancing incorporates smart routing capabilities that steer traffic to the nearest available resources, minimizing latency and enhancing overall performance. These innovative solutions enable companies to effectively manage sudden traffic increases while maintaining a seamless user experience.

OpManager offers extensive features for the oversight and administration of load balancers, guaranteeing peak performance and uptime of network assets. With its robust monitoring functionalities, visual analytics, and alert systems, it ensures uninterrupted service, thorough performance tracking, and clear visualization of both incoming and outgoing traffic via load balancers. The user-friendly dashboards and graphical displays of OpManager deliver a holistic view of network efficiency and resource usage.

Our ADC solution is crafted to elevate your online services, enhancing performance, security, and dependability significantly. It guarantees smooth traffic management and optimal resource usage while offering robust defenses against cyber threats. With our ADC solution, you gain extensive scalability and remarkable availability for your applications, services, and networks. It boasts multi-core compatibility, supports unlimited throughput, and accommodates numerous connections and farms, all while being specifically optimized for multi-core environments. There is no need for installation, enabling swift production consolidation and effortless deployment. The integration into your existing infrastructure is straightforward, promoting a cost-effective and efficient setup. By utilizing shared hardware resources, you can cut down on expenses related to physical equipment, making it a financially savvy choice. Additionally, it is equipped to support 64-bit platforms, which enhances performance and creates a strong operational environment. This architecture allows for a greater allocation of performance resources compared to its counterparts, ensuring that your services run smoothly and efficiently. Ultimately, our ADC solution positions your organization for future growth and resilience.

Cloudflare serves as the backbone of your infrastructure, applications, teams, and software ecosystem. It offers protection and guarantees the security and reliability of your external-facing assets, including websites, APIs, applications, and various web services. Additionally, Cloudflare secures your internal resources, encompassing applications within firewalls, teams, and devices, thereby ensuring comprehensive protection. This platform also facilitates the development of applications that can scale globally. The reliability, security, and performance of your websites, APIs, and other channels are crucial for engaging effectively with customers and suppliers in an increasingly digital world. As such, Cloudflare for Infrastructure presents an all-encompassing solution for anything connected to the Internet. Your internal teams can confidently depend on applications and devices behind the firewall to enhance their workflows. As remote work continues to surge, the pressure on many organizations' VPNs and hardware solutions is becoming more pronounced, necessitating robust and reliable solutions to manage these demands.

Haltdos guarantees complete high availability for your website and web services through its advanced Web Application Firewall, application DDoS mitigation, Bot Protection, SSL offloading, and Load Balancing solutions, all deployed across both public and private cloud environments. It continuously monitors, identifies, and autonomously addresses a variety of cyber threats, including the OWASP top 10 vulnerabilities and Zero-day attacks, effectively eliminating the need for human involvement in the mitigation process. This proactive approach not only enhances security but also ensures that your online operations remain seamless and uninterrupted.

Assess your web application, REST API, and mobile application seamlessly by following three simple steps. First, enter your API endpoints or URLs that you wish to evaluate. Following that, configure your load testing parameters, including the number of concurrent users, the duration of the test, and any bandwidth simulation specifications. You have the option to choose from multiple global locations to kick off your load testing, and we will take care of the rest! After the completion of your tests, the results will be instantly available for your examination. You can monitor your data while the tests are still running, review JMeter logs, or save your results as a PDF at your convenience. There's no installation required, as you can build scenarios directly in your web browser, all powered from the cloud. With a flexible pay-as-you-go pricing model, you can simulate hundreds of thousands of simultaneous users from various locations and implement bandwidth simulations effectively. As the tests unfold, you have the opportunity to scrutinize the results to uncover any potential performance issues. Comprehensive reports can be downloaded whenever you require them. You won't have to migrate from JMeter, as Frugal Testing allows you to import any JMX project and export it at your discretion. By consistently leveraging the insights provided by Frugal Testing, you can enhance both your product offerings and overall business operations, ensuring that your path to success remains clear and focused. This process not only streamlines testing but also empowers you to make data-driven decisions for future improvements.

Our technology is designed to be incredibly user-friendly while still maintaining high performance and a full range of features. We complement this with outstanding support and a commitment to fair, affordable pricing. Our solutions cater to everyone, from ambitious small startups with limited resources to large global corporations, and we appreciate each one of them! With straightforward options like Load balancing, WAF, GSLB, and SSO/Pre-Authentication, you can easily integrate our offerings. Moreover, we proudly present the only genuine ADP Application Delivery Platform that enables you to enhance both functionality and longevity through our app store or applications developed internally. This versatility ensures that all users can tailor the technology to meet their specific needs effectively.

IBM NS1 Connect delivers exceptional, authoritative DNS and cutting-edge traffic management to provide the high-performance, dependable, and secure network connectivity that modern businesses require to satisfy the evolving demands of their customers through our solutions. Our global anycast network ensures extensive capacity and scale to keep users consistently connected worldwide. With an API-first architecture, integration and automation of all NS1 Connect functionalities become a straightforward task. The platform also allows users to manage all aspects of HTTPS redirects seamlessly from one centralized interface. Utilizing GSLB and RUM-based traffic steering, businesses can achieve global load balancing and minimize latency by leveraging near-real-time device performance insights. Additionally, our robust DDoS attack protection guarantees adequate capacity to handle traffic surges while implementing measures to prevent automated "junk" queries from affecting performance. NS1 Connect also provides customizable add-on options tailored to meet specific business requirements, including DNS Insights, which equips users with the necessary data to swiftly identify and address misconfigurations that could hinder application performance. Furthermore, the dedicated DNS feature ensures continuity of operations by maintaining a native secondary DNS resolution infrastructure, thus keeping your services operational. Lastly, DNS traffic steering enhances connection optimization to applications, services, and content based on various factors such as geography, real-user monitoring data, and overall load, ensuring an efficient and responsive user experience.

Ngrok acts as a dynamic network edge solution that improves your applications by seamlessly integrating connectivity, security, and monitoring without necessitating any alterations to your existing code. By utilizing ngrok, you can easily enhance your applications with additional layers of security, scalability, and visibility, allowing you to securely expose your localhost to the wider internet. This tool enables the introspection and replay of requests, fostering a productive feedback loop that aids in development. Moreover, ngrok streamlines the process of connecting to customer networks, removing the hassle of complex firewall configurations, VPN installations, or change requests, making it an efficient way to bring your application online. Functioning as a globally distributed reverse proxy, it adeptly manages your web services, regardless of whether they are hosted in the cloud or behind strict firewalls. Ngrok also features a user-friendly interface that simplifies the entire experience, ensuring accessibility for individuals with varying levels of technical knowledge. This combination of functionality and ease of use makes ngrok a preferred choice for developers looking to rapidly deploy their applications.

NGINX as a Service (NGINXaaS) on Azure offers a robust managed solution that effectively integrates NGINX's sophisticated traffic management capabilities with the Azure platform. This service simplifies the migration, scaling, or relocation of existing NGINX workloads to the cloud, helping businesses lower expenses while increasing adaptability and maintaining consistent security and performance across both on-premises and Azure-hosted applications. It enables developers to quickly launch standardized applications from the Azure Marketplace with just a few clicks in the console. Users can effortlessly manage and deploy NGINXaaS through the Azure Portal, which includes vital integrations such as Azure Monitor and Azure Key Vault for efficient SSL/TLS certificate management. The streamlined lift-and-shift process for current NGINX configurations allows organizations to transition or upgrade their cloud workloads with ease, promoting innovation and agility in their operations. By utilizing this service, companies can concentrate more on their primary business goals, all while ensuring their applications function effectively in a cloud setting. NGINXaaS not only enhances operational efficiency but also empowers teams to respond swiftly to market changes and customer demands.

NGINX Open Source powers more than 400 million websites around the world. Building on this robust foundation, NGINX Plus functions as an all-in-one software solution that combines load balancing, web serving, and content caching capabilities. By choosing NGINX Plus over conventional hardware load balancers, businesses can explore innovative opportunities without the constraints of traditional infrastructure, resulting in savings exceeding 80% while still achieving excellent performance and reliability. This versatile platform can be deployed across various settings, which include public and private clouds, bare metal servers, virtual machines, and containerized environments. Furthermore, the built-in NGINX Plus API streamlines the completion of routine tasks, thereby boosting operational efficiency. In an era where agility is essential, today's NetOps and DevOps teams require a self-service, API-centric approach that integrates smoothly with CI/CD workflows, which not only accelerates application deployments but also enhances the management of application lifecycles. As technology continues to advance rapidly, NGINX Plus emerges as an indispensable resource for improving operational flexibility and optimizing the use of available resources. It is a pivotal asset for organizations aiming to stay competitive in a fast-paced digital world.

HAProxy Enterprise is recognized as the leading software load balancer in the industry, providing robust support for modern application delivery across various scales and environments. Its capabilities include exceptional performance, enhanced observability, and strong security measures. Load balancing can be executed using methods such as round robin, least connections, or through the analysis of URIs, IP addresses, and other hashing techniques. Additionally, it allows for sophisticated decision-making based on any TCP/IP data or HTTP attributes, with comprehensive support for logical operators. Requests can be directed to specific application groups according to criteria like URL, file extensions, client IP addresses, backend health status, and the number of active connections. Furthermore, HAProxy can be customized and extended with Lua scripts, utilizing TCP/IP details and various HTTP request properties—such as cookies, headers, and URIs—to effectively manage user sessions. This flexibility ensures optimal performance tailored to specific operational needs.

The Array APV Series application delivery controllers play a pivotal role in ensuring the availability, scalability, performance, security, and management necessary for applications and servers to function optimally. Equipped with integrated local and global server load balancing, as well as link load balancing capabilities, these controllers enhance the resilience of your applications significantly. Further, technologies such as connection multiplexing, SSL offloading, caching, and compression work in unison to deliver the fastest possible experience for users. By handling connections directly on the APV Series ADCs, applications gain an added layer of protection through Array’s extensive WebWall® application security suite. Available in both physical and virtual formats, as well as across major public cloud platforms, these controllers are versatile enough to meet diverse technical requirements. They are crafted to be intuitive for IT teams of all sizes and are offered at competitive prices, ensuring accessibility for businesses from small startups to large enterprises. The blend of features, security, and adaptability makes Array ADCs an indispensable component of any IT infrastructure. In addition, their ease of integration with existing systems further enhances their appeal to organizations looking to optimize their application delivery processes.