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Ambassador Edge Stack

Ambassador Edge Stack is a Kubernetes-native API gateway built on Envoy Proxy. It provides advanced routing, authentication, rate limiting, and observability features specifically designed for cloud-native applications running on Kubernetes.

Key Features

Kubernetes Native

Uses Kubernetes CRDs for configuration, no external databases required.

Built on Envoy

Leverages Envoy Proxy for high performance and advanced features.

Developer Experience

Simple annotations and CRDs for easy configuration.

Advanced Features

OAuth, rate limiting, circuit breakers, and distributed tracing.

Use Cases

API Gateway: Centralized API management for Kubernetes
Ingress Controller: Advanced ingress capabilities
Authentication: OAuth, JWT, API keys, and custom auth mechanisms
Rate Limiting: Protect APIs from abuse
Observability: Metrics, logging, and distributed tracing

Configuration Example

Ambassador Mapping configuration:

apiVersion: getambassador.io/v2
kind: Mapping
metadata:
  name: my-service-mapping
spec:
  prefix: /api/
  service: my-service:8080
  rate_limit:
    service: rate-limit-service

Advantages

Kubernetes-native with CRDs
Built on proven Envoy technology
Excellent developer experience
Comprehensive feature set
Active commercial support available

Official Resources

Website: getambassador.io
Documentation: getambassador.io/docs
GitHub: github.com/emissary-ingress/emissary