I want to redirect all https requests to http on frontend except for checkout. I am using nginx as my web service. Please let me know how can I do this.
You can go to
System > Config > Web and set your secure and unsecure url with https and http respectively.
Use Secure URLs in Frontend to
I would still recommend using https all over the site for security purpose. At least you should use https in admin:
Use Secure URLs in Admin to