Best Application Delivery Controllers (ADC)

Compare the Top Application Delivery Controllers (ADC) as of November 2025

What are Application Delivery Controllers (ADC)?

Application Delivery Controllers (ADCs) are software solutions designed to optimize the performance, security, and availability of applications delivered over the internet. They manage traffic between users and applications by distributing it across multiple servers, ensuring load balancing and preventing overloads. ADCs also provide security features like SSL offloading, DDoS protection, and web application firewalls to safeguard applications from attacks. By improving application response times and ensuring high availability, ADCs enhance user experience and help maintain service continuity. They are commonly used in data centers and cloud environments to ensure efficient and secure application delivery. Compare and read user reviews of the best Application Delivery Controllers (ADC) currently available using the table below. This list is updated regularly.

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    Relianoid

    Relianoid

    Relianoid

    Designed to elevate your online services to unparalleled levels of performance, reliability, and security, our ADC solution ensures seamless traffic distribution, enhanced resource utilization, and fortified protection against potential cyber threats. Providing you massive scalability, high availability, and increased security for your services, applications, and networks. Unlimited throughput, connections, farms, and optimized for multi-core with broad hardware compatibility. No need for installation that allows a quick production consolidation, ensuring a seamless deployment process. Integrated easily in your infrastructure ensuring a productive and cost-saving setup and maintenance. Sharing hardware resources reduces costs associated with physical hardware, making it a budget-friendly option. Ready for 64 bits platforms in order to provide better performance and a more robust environment. It permits to assign more resources in terms of performance than other architectures.
    Starting Price: $1,356 one-time payment
  • 2
    SKUDONET

    SKUDONET

    SKUDONET

    SKUDONET Enterprise Edition is an Application Delivery and Security Platform built on Linux Debian 12.5 LTS for critical enterprise environments. Formerly known as Zevenet, it provides advanced L4/L7 load balancing, integrated WAF, TLS management with Let’s Encrypt and wildcard support, and protocol-aware traffic inspection across on-premises, hybrid, or cloud deployments, including SkudoCloud SaaS. A free trial is available for evaluation on the SKUDONET website. Key Features & Benefits: • High Availability: Clustering and failover to minimize downtime. • Advanced Security: WAF, L7 filtering, DoS protection, TLS with Let’s Encrypt and wildcard support. • Scalability: Optimized for high-throughput workloads with multi-core processing and efficient packet handling. • Traffic Control: Session persistence, custom routing rules, and granular L4/L7 inspection. • Centralized Management: Unified dashboard for configuration, monitoring, and policy automation.
    Starting Price: $1736/year/appliance
  • 3
    Barracuda Load Balancer ADC
    The Barracuda Load Balancer ADC is ideal for organizations looking for a high-performance, yet cost-effective application delivery and security solution. Highly demanding enterprise networks require full-featured application delivery controller that optimizes application load balancing and performance while providing protection from an ever-expanding list of intrusions and attacks. The Barracuda Load Balancer ADC is a Secure Application Delivery Controller that enables Application Availability, Acceleration and Control, while providing Application Security Capabilities. Available in hardware, virtual and cloud instances, the Barracuda Load Balancer ADC provides advanced Layer 4 and Layer 7 load balancing with SSL Offloading and Application Acceleration. The built-in Global Server Load Balancing (GSLB) module allows you to deploy your applications across multiple geo-dispersed locations. The Application Security module ensures comprehensive web application protection.
    Starting Price: $1499.00/one-time
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