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open source Kubernetes-native API gateway for microservices built on the Envoy Proxy
Emissary-Ingress is an open-source Kubernetes-native API Gateway + Layer 7 load balancer + Kubernetes Ingress built on Envoy Proxy. Emissary-ingress is a CNCF incubation project (and was formerly known as Ambassador API Gateway).
Emissary-ingress enables its users to:
See the full list of features here.
(If you are looking at this list on a branch other than
may be out of date.)
master- branch for Emissary-ingress 3.6.z work (✔ upcoming release)
release/v3.5- branch for Emissary-ingress 3.5.z work
release/v2.5- branch for Emissary-ingress 2.5.z work (✔ upcoming release)
release/v1.14- branch for Emissary-ingress 1.14.z work (✔ maintenance, supported through September 2022)
Emissary is configured via Kubernetes CRDs, or via annotations on Kubernetes
it uses the [Envoy Proxy] to actually handle routing data; externally, it relies on Kubernetes for
scaling and resiliency. For more on Emissary's architecture and motivation, read this blog post.
You can get Emissary up and running in just three steps. Follow the instructions here: https://www.getambassador.io/docs/emissary/latest/tutorials/getting-started/
If you are looking for a Kubernetes ingress controller, Emissary provides a superset of the functionality of a typical ingress controller. (It does the traditional routing, and layers on a raft of configuration options.) This blog post covers Kubernetes ingress.
For other common questions, view this FAQ page.
You can also use Helm to install Emissary. For more information, see the instructions in the Helm installation documentation
Check out full the Emissary documentation at www.getambassador.io.
Emissary-ingress is a CNCF Incubating project and welcomes any and all contributors.
Check out the
Community/ directory for information on
the way the community is run, including:
MEETING_SCHEDULE.mdof regular trouble-shooting meetings and contributor meetings
The best way to join the community is to join our Slack channel.
Check out the
DevDocumentation/ directory for
information on the technicals of Emissary, most notably the
DEVELOPING.md contributor's guide.
If you're interested in contributing, here are some ways:
The Ambassador Edge Stack is a superset of Emissary-ingress that provides additional functionality including OAuth/OpenID Connect, advanced rate limiting, Swagger/OpenAPI support, integrated ACME support for automatic TLS certificate management, and a cloud-based UI. For more information, visit https://www.getambassador.io/editions/.