See https://developer.hbbtv.org/
This is the issue tracker for the HbbTV Developer Portal.
Please use this to raise issues (via https://github.com/HbbTV-Association/Developer-Portal-Issues/issues) about the content of the developer portal.
This includes mistakes in the content or bugs in the functionality of the portal, and you may also raise "enhancement" requests for new topics and content to be added.
Please also use the forum, liked from the Portal to discuss HbbTV implementation questions such as "how to ..."
You may also email developer@hbbtv.org for other questions about HbbTV and the Association.