Accor Free Platinum Status is available at this link. No idea how long it’ll be available for so I suggest signing up soon.
You need to use a new e-mail address that hasn’t been registered before, you cannot upgrade an existing account with this link.
Here is a chart of benefits for Platinum status: the best ones are free internet, early check-in and late check-out, and free room upgrades!
List of Accor Hotel brands: