diff --git a/mods/element_UI.js b/mods/element_UI.js
new file mode 100644
index 00000000..9ee61e0a
--- /dev/null
+++ b/mods/element_UI.js
@@ -0,0 +1,140 @@
+// element_UI.js - Redbirdly's Mod that adds an alternative square element UI
+
+// Convert any html-valid color into RGB
+function cssColorToRGB(color) {
+	const div = document.createElement('div');
+	div.style.color = color;
+	document.body.appendChild(div);
+	const computedColor = window.getComputedStyle(div).color;
+	document.body.removeChild(div);
+	const rgbValues = computedColor.match(/\d+/g).map(Number);
+	return rgbValues;
+}
+
+function getColorBrightness(color) {
+	const [r, g, b] = cssColorToRGB(color);
+	return (r * 299 + g * 587 + b * 114) / 1000;
+}
+
+function createButtons(elements, inputDivId, currentCategory) {
+	const elementControls = document.getElementById('elementControls');
+	const existingContainer = document.getElementById('grid-container');
+	if (existingContainer) {
+		existingContainer.remove();
+	}
+
+	const container = document.createElement('div');
+	container.id = 'grid-container';
+	Object.assign(container.style, {
+		display: 'grid',
+		gap: '5px',
+		maxHeight: '280px',
+		overflowY: 'hidden',
+		overflowX: 'auto',
+		scrollbarColor: 'rgba(255, 255, 255, 0.25) rgba(255, 255, 255, 0.1)',
+		scrollbarWidth: 'thin'
+	});
+
+	const buttonNames = [];
+	let numButtons = 0;
+	let numColumns = 0;
+
+	for (let index in elements) {
+		if (elements.hasOwnProperty(index) && elements[index].category !== "tools" && elements[index].category === currentCategory) {
+			const name = index.replace(/_/g, ' ');
+			numButtons++;
+			let color = 'gray';
+			if (elements[index].color !== undefined) {
+				if (typeof elements[index].color === 'string') {
+					color = elements[index].color;
+				} else if (Array.isArray(elements[index].color)) {
+					color = elements[index].color[0];
+				}
+			}
+			buttonNames.push({ name, color });
+		}
+	}
+
+	numColumns = Math.ceil(numButtons / 3);
+	container.style.gridTemplateColumns = `repeat(${numColumns}, 60px)`;
+	container.style.gridTemplateRows = 'repeat(3, 60px)';
+
+	buttonNames.forEach((buttonInfo, index) => {
+		const button = document.createElement('div');
+		button.className = 'grid-item';
+		button.style.backgroundColor = buttonInfo.color;
+		button.innerText = buttonInfo.name;
+		const brightness = getColorBrightness(buttonInfo.color);
+		button.style.color = brightness > 210 ? 'black' : 'white';
+		Object.assign(button.style, {
+			width: '60px',
+			height: '60px',
+			display: 'flex',
+			justifyContent: 'center',
+			alignItems: 'center',
+			fontSize: '8px',
+			cursor: 'pointer',
+			border: '4px solid transparent',
+			borderRadius: '0px',
+			textAlign: 'center',
+			wordWrap: 'break-word',
+			transition: 'background-color 0.3s, color 0.3s, border 0.3s'
+		});
+
+		button.addEventListener('click', function() {
+			document.querySelectorAll('.grid-item').forEach(btn => {
+				btn.classList.remove('selected');
+				btn.style.border = '4px solid transparent';
+			});
+			button.classList.add('selected');
+			button.style.border = '4px solid white';
+			currentElement = buttonInfo.name.replace(' ', '_');
+			const element = elements[currentElement];
+			if (element && typeof element.onSelect === 'function') {
+				element.onSelect();
+			}
+		});
+
+		container.appendChild(button);
+	});
+
+	const inputDiv = document.createElement('div');
+	inputDiv.id = inputDivId;
+
+	elementControls.insertAdjacentElement('afterend', container);
+	container.insertAdjacentElement('afterend', inputDiv);
+	elementControls.style.display = 'none';
+}
+
+function getCurrentCategory() {
+	const categoryButtons = document.querySelectorAll('[current="true"]');
+	if (categoryButtons.length === 0) {
+		return null;
+	}
+	return categoryButtons[0].id.replace("categoryButton-", "");
+}
+
+function selectCategory(category) {
+	if (!category) { return; }
+	const categoryButton = document.getElementById("categoryButton-"+category);
+	if (!categoryButton) { return; }
+	if (categoryButton.classList.contains("notify")) {
+		categoryButton.classList.remove("notify");
+	}
+	const categoryDiv = document.getElementById("category-"+category);
+	for (let i = 0; i < categoryButton.parentNode.children.length; i++) {
+		const e = categoryDiv.parentNode.children[i];
+		e.style.display = "none";
+		document.getElementById("categoryButton-"+e.getAttribute("category")).setAttribute("current", false);
+	}
+	categoryDiv.style.display = "block";
+	categoryButton.setAttribute("current", true);
+	createButtons(elements, 'input-div', category);
+}
+
+const initialCategory = getCurrentCategory();
+if (initialCategory) {
+	selectCategory(initialCategory);
+}
+
+selectElement("sand");
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