Antrea
7.2#1 in microsegmentation softwareFree planFree planAPILinuxSelf-hostedWindows
VisitAntrea vs Istio
What both publish
| Fact | Antrea | Istio |
|---|---|---|
| Integrations | The documentation lists integrations and guides for Prometheus, Octant, Multus, and Fluentd. | Istio’s integration documentation covers cert-manager, Grafana, Jaeger, Kiali, Prometheus, SPIRE, Apache SkyWalking, Zipkin, and third-party load balancers. |
| Observability | The project includes packet tracing, policy analysis, flow inspection, Prometheus metrics and flow export tools. | Istio can generate metrics, logs, and traces for traffic in a cluster, including ingress and egress traffic. |
| Project status | Antrea identifies itself as a Cloud Native Computing Foundation sandbox project. | Istio is a graduated Cloud Native Computing Foundation project. |
Antrea plans
- AntreaFree
Istio plans
- IstioFree
Pick Antrea if…
Antrea suits Kubernetes operators who need pod networking, network policy controls or multi-cluster capabilities. It requires Open vSwitch on every node, and its traffic encryption feature applies to Linux nodes rather than Windows nodes.
Pick Istio if…
Istio suits teams managing distributed applications on Kubernetes that need traffic control, security, or observability. Its mesh can also cover other clusters, virtual machines, and endpoints outside Kubernetes.