Information required on iodocs

[sunilkumard]

I would like to know the below details on the iodocs.

1. Does iodocs supports json schema draft 4.
2. Is it mandatory to use OAuth authentication to provide the API Key or is there any customization available.
3. Is there any open forum or community to discuss on the new features or existing issue fixes.
4. is this open source iodocs is supported and maintained.

Thanks in advance and looking for useful information on this.