e are excited to get this into the hands of developers
so they can start experimenting with the tremendous possibilities this opens up.</p><h2 id=background>Background</h2><p>The need for extensibility has been a founding tenet of both the Istio and Envoy projects,
but the two projects took different approaches. Istio project focused on enabling a generic
out-of-process extension model called <a href=https://istio.io/v1.6/docs/reference/config/policy-and-telemetry/mixer-overview/>Mixer</a>
with a lightweigh