Istio is an open source project with an active community that supports its use and on-going development. We’d love for you to join us and get involved!

There are quite a few ways to get plugged in with the Istio community:

Join the istio-users@ mailing list to participate in discussions and get help troubleshooting problems. Join istio-announce@ to hear about the latest releases, events, and other happenings. There's also the istio-dev@ mailing list which is used to discuss development issues around the Istio project.
Follow us on Twitter to get the latest news.
Stack Overflow is for practical questions and curated answers on deploying, configuring, and using Istio.
GitHub is where development takes place on Istio code.
If you want to get into the nuts and bolts of Istio, check out our growing collection of design documents. To access these, simply join the istio-team-drive-access@ mailing list. Once you've done that, you can head straight to our folder full of technical goodies.
If you'd like to contribute to the Istio project, consider participating in our working groups.