Gst due date

Dear Avinash,

1) The last date to file GSTR 2 & 3 for the month of July is 30th November and 11th December 2017 respectively.

2) Due date of GST Returns for the months of August are not notified till date

3) Last date to file GSTR 3B for October is 20.11.2017 as of now (unless extended otherwise).

Thank you.

Any one is aware of NGO darpan? 

https://ngodarpan.gov.in/index.php/home. Can anyone brief me about this?