File Browser / Finder maybe, but the text inside the boxes are too small for IDE file trees. VS Code shows "JS" in yellow text without the box, against a dark

File Browser / Finder maybe, but the text inside the boxes are too small for IDE file trees. VS Code shows "JS" in yellow text without the box, against a dark background. CSS is just a blue hash symbol. Maybe they'll change the color to rebeccapurple, but I don't think there's room for a box around the symbol.