istio.io/_docs/reference/release-roadmap.md

title	overview	order	layout	type
Roadmap	What Istio will become in the coming months.	60	docs	markdown

Istio 0.3

Istio 0.3 is our third release, focused on performance, stability, and reliability, as well as a great developer experience. We expect to encourage production usage of Istio 0.3, which will include the following:

• Extensive integration and load testing of common user scenarios.
• Improved support for debugging and tracing of common issues.
• Basic HA configurations and instructions for scaling Istio.
• Baseline performance numbers and targets for each component.
• Support for incremental adoption of Istio into Kubernetes clusters.
• Support for incremental adoption of mutual TLS throughout an Istio Mesh.
• Basic Authorization using RBAC.
• Improved support for VMs joining an Istio Mesh.
• Improved support for non-Kubernetes use cases.
• Support for backwards compatibility and Istio Upgrades.

Istio 0.4

Our fourth release, 0.4, will include support for merging multiple Istio installations into a single Istio Mesh, as well as additional features based on community feedback. Here are some examples of features we could work on:

• Support for additional logging, monitoring, tracing, rate limiting etc. adapters.
• Configuration rollout and management.
• Support for multiple clusters in a single mesh.
• Client-oriented telemetry collection and distribution.
• Global load balancing with autoscaling.
• Support for the Open Service Broker APIs.
• Pluggable identity provisioning system to support custom CA (Vault) and custom-defined identity.
• API Management functionality.

Please get in touch if there are features you'd like to see in our future releases!