F5 NGINX Ingress Controller vs. Azure Application Gateway

NGINX Ingress Controller provides Kubernetes traffic management with API gateway, identity, and observability features. NGINX Ingress Controller provides a feature set to secure, strengthen, and scale containerized apps, including: Advanced app‑centric configuration – Use role‑based access control (RBAC) and self‑service to set up security guardrails (not gates), so teams can manage their apps securely and with agility. Enable multi‑tenancy, reusability, and simpler configs.

Azure Application Gateway is a web traffic load balancer that enables you to manage traffic to your web applications. Unlike traditional load balancers that operate at the transport layer (Layer 4), Application Gateway operates at the application layer (Layer 7), allowing it to make routing decisions based on attributes such as URL paths and host headers. This capability provides more control over how traffic is distributed to your applications, enhancing both performance and security.