Version Compatibility

Kong’s Ingress Controller is compatible with different flavors of Kong. The following sections detail on compatibility between versions for the last five controller versions. Compatibility for older versions is available in those versions’ documentation.

Kong

By Kong, we are here referring to the official distribution of the Open-Source Kong Gateway.

Kubernetes Ingress Controller	2.0.x	2.1.x	2.2.x	2.3.x	2.4.x
Kong 1.5.x
Kong 2.0.x
Kong 2.1.x
Kong 2.2.x
Kong 2.3.x
Kong 2.4.x
Kong 2.5.x
Kong 2.6.x
Kong 2.7.x
Kong 2.8.x

Kong Enterprise

Kong Enterprise is the official enterprise distribution, which includes all other enterprise functionality, built on top of the Open-Source Kong Gateway.

Kubernetes Ingress Controller	2.0.x	2.1.x	2.2.x	2.3.x	2.4.x
Kong Enterprise 1.5.x
Kong Enterprise 2.1.x
Kong Enterprise 2.2.x
Kong Enterprise 2.3.x
Kong Enterprise 2.4.x
Kong Enterprise 2.5.x
Kong Enterprise 2.6.x
Kong Enterprise 2.7.x
Kong Enterprise 2.8.x

Kubernetes

Kubernetes Ingress Controller	2.0.x	2.1.x	2.2.x	2.3.x	2.4.x
Kubernetes 1.16
Kubernetes 1.17
Kubernetes 1.18
Kubernetes 1.19
Kubernetes 1.20
Kubernetes 1.21
Kubernetes 1.22
Kubernetes 1.23
Kubernetes 1.24

Istio

The Kubernetes Ingress Controller can be integrated with an Istio Service Mesh to use Kong Gateway as an ingress gateway for application traffic into the mesh network. See an example of this in the Istio Guide.

For each Kubernetes Ingress Controller release, tests are run to verify this documentation with upcoming versions of KIC and Istio. The following table lists the tested combinations:

Kubernetes Ingress Controller	2.0.x	2.1.x	2.2.x	2.3.x	2.4.x
Istio 1.8
Istio 1.9
Istio 1.10
Istio 1.11
Istio 1.12
Istio 1.13
Istio 1.14