Kate comes close to providing what he is looking for: It doesn't do an x/y fuzzy search, or an x y fuzzy search though it does to single word search. It color

Kate comes close to providing what he is looking for: It doesn't do an x/y fuzzy search, or an x y fuzzy search though it does to single word search. It colors files by how recent they were opened and by if they were most recently edited or just viewed (changing/reference code). The file searches include folder names. All navigation tasks work through the keyboard. It has GUI beauty.