Yes, the entries are open right away! You can register and submit here: www.thegdwc.com.
There's a problem with the GDWC website.
I tried to login today but when I typed my id and password and pressed the login button, chrome suddenly crashed with the message: ERR_TOO_MANY_REDIRECTS. I refreshed the page to type my id and password one more time but before I could do that this kind of message popped up :
What's happening? And was this a planned action?