Github Support: This repository has been archived. It is now read-only

This repository has been archived by the owner. It is now read-only.
anybody know the reason and the alternative?
@Bram ?

And here is the answer:
The old issue tracker on GitHub has been archived as we want to handle all issues through our new Help Center. For developers there are new issue trackers available for the Apps SDKand Web API.

As seen in the latest blog post

Under the header: Support