Intuit and QFX
QFX is a proprietary variant of OFX used in Intuit's products. In the Intuit Products, OFX is used for Direct Connect and QFX for Web Connect. Direct Connect allows personal financial management software to connect directly to a bank OFX server, whereas in Web Connect, the user needs to login and manually download a .qfx file and import it into Quicken.
Read more about this topic: Open Financial Exchange