diff --git a/mods/adjustablepixelsize.js b/mods/adjustablepixelsize.js
new file mode 100644
index 00000000..68bcb163
--- /dev/null
+++ b/mods/adjustablepixelsize.js
@@ -0,0 +1,26 @@
+//The "pixelSize" query parameter sets the size of the pixels; this is inversely proportional to the pixel "resolution", so bigger numbers mean less pixels fit on the screen and smaller numbers mean that more pixels will fit.
+//Depending on your screen's size, the default pixelSize is either 5 or 6 (6 on larger screens).
+//Making the pixels twice as big will decrease the pixel capacity by *slightly over* 4, and the reverse is also true. (I don't know why that is.)
+
+urlParams = new URLSearchParams(window.location.search);
+
+if(urlParams.get('pixelSize') != null) { //null check
+    pixelSize = urlParams.get('pixelSize')
+    if(isNaN(pixelSize) || pixelSize === "" || pixelSize === null) { //NaN check
+        // Vanilla code: If the screen size is under 768px, set pixelSize to 5, otherwise 6
+        if (window.innerWidth < 700) {
+            pixelSize = 5;
+        } else {
+            pixelSize = 6;
+        }
+    }
+    pixelSize = parseFloat(pixelSize)
+    pixelSize = Math.min(300,Math.max(pixelSize,0.00001))
+} else {
+    // Vanilla code: If the screen size is under 768px, set pixelSize to 5, otherwise 6
+    if (window.innerWidth < 700) {
+        pixelSize = 5;
+    } else {
+        pixelSize = 6;
+    }
+}
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