Can you have a vet look at him?
Both feet are swollen and they don't look too good. You mention that your other chickens have swollen feet too.
Since you seem to have several with similar symptoms, it could be related to what you feed them. If they are being kept where it's muddy and have...
Can you post some photos of the bottom of his foot and the legs of your other chickens?
What else do you feed besides layer feed? Diluting the feed with to many treats can cause gout like symptoms.
If he has cuts on the foot, then he most likely has an infection. It's unusual for it to be on...
No, I'm not a member of their company:)
How old is he?
Are there any scabs on the bottom of his feet?
What type of food/treats do you feed?
It's hard to know. He may have Bumblefoot which is a staph infection of the foot, but since it's in both feet it could be Gout. If you have a vet that...