LoadMaster is a leading application delivery controller that provides high-performance, reliable, and secure application delivery for enterprises of all sizes.
Starting at $2,990
Best A10 Thunder ADC Alternatives ranked by AI · updated Aug 2026
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A10 Thunder ADC is an application delivery controller for load balancing, SSL offload, application acceleration and application security. It targets service providers and enterprises handling high-volume traffic across physical, virtual and cloud infrastructure.
Top 6 A10 Thunder ADC alternatives
HAProxy is a free, very fast and reliable solution offering high availability, load balancing, and proxying for TCP and HTTP-based applications.
Open-source
Kemp LoadMaster is a highly reliable and scalable load balancer and application delivery controller.
Starting from $2,990
NGINX Plus is a software load balancer, web server, and content cache built on top of the open-source NGINX software.
Starting from $1,350 per instance per year
EdgeNexus provides software-defined application delivery controllers for balancing HTTP, HTTPS and TCP traffic across on-premises, cloud and hybrid environments. It is aimed...
Pros
- Supports virtual, cloud and bare-metal deployments
- Combines load balancing, reverse proxying and SSL offload
- Typically simpler to deploy than large enterprise ADC platforms
Cons
- Smaller ecosystem and market presence than F5 or NetScaler
- Fewer third-party integrations and community resources than HAProxy or NGINX
- Pricing is not publicly transparent
Quote-based
FortiADC is an application delivery controller for enterprises that provides load balancing, application acceleration, SSL offload, and traffic management. It integrates with...
Pros
- Strong integration with Fortinet firewalls and security fabric
- Supports global and local server load balancing with health checks
- Available as hardware, virtual appliance, and cloud deployment
Cons
- Smaller ecosystem and market share than F5 or NetScaler
- Advanced application delivery features can require additional configuration
- Pricing is quote-based and hardware options can increase total cost
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