You obviously are sour about this subject buddy. Go to f95 and look at the FURRY tag. Over 106 of them are all gay exclusive. And there and numerous gay only furry games on Itch.io as well. You can down vote me all you want but you are not looking hard enough.
Here is the tags you need to look at.
Top games tagged Furry and Gay - itch.io
And before you start on me, I know not all of them are platformers. The fact is if you only stick to one sexuality in games you will lose possible support and thus lose money.
Not everything needs to be one thing or another. You can always just avoid the content you don't like. That is what most people tell us non-gay furs to do anyways.