Ambassador Edge Stack vs Emissary-ingress
| Ambassador Edge Stack | Emissary-ingress | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | — | Linux, self-hosted |
| Deployment model | self-hosted | self-hosted |
| Supported protocols | HTTP, HTTPS, gRPC, gRPC-Web, HTTP/3 | HTTP, HTTPS, HTTPPROXY, HTTPSPROXY, TCP, TLS, gRPC, HTTP/3 |
| Rate limiting | Yes | Yes |
| Free plan | — | Yes |
| Authentication methods | — | Basic authentication, external HTTP or gRPC authentication service, client certificate validation, mutual TLS |
| Request transformation | — | Yes |
Both are listed in Best API Gateway Software. On Samsung Mobile US Press, Emissary-ingress scores higher on our published basis.