diff --git a/utils/check-data.ts b/utils/check-data.ts
new file mode 100644
index 0000000..005b8c1
--- /dev/null
+++ b/utils/check-data.ts
@@ -0,0 +1,65 @@
+import { readdir, unlink } from "fs/promises";
+import { join } from "path";
+import { readFileSync } from "fs";
+
+// ⚙️ Settings:
+const svgDir = join(process.cwd(), "static", "library");
+const dataFile = join(process.cwd(), "src", "data", "svgs.ts");
+const DELETE_UNUSED = false;
+
+async function checkUnusedSVGs(): Promise<void> {
+  try {
+    const files = await readdir(svgDir);
+    const svgFiles = files.filter((file) => file.endsWith(".svg"));
+    const dataContent = readFileSync(dataFile, "utf-8");
+    const unusedFiles: { filename: string; path: string }[] = [];
+
+    for (const file of svgFiles) {
+      if (!dataContent.includes(file)) {
+        unusedFiles.push({
+          filename: file,
+          path: `/library/${file}`,
+        });
+      }
+    }
+
+    if (unusedFiles.length === 0) {
+      console.log("✅ All SVG files are being used in data/svgs.ts");
+    } else {
+      console.log(
+        `⚠️  Found ${unusedFiles.length}/${svgFiles.length} unused SVG file(s) in /static/library:`,
+      );
+      console.table(unusedFiles);
+
+      if (DELETE_UNUSED) {
+        console.log("\n🗑️  Deleting unused files...");
+        let deletedCount = 0;
+
+        for (const file of unusedFiles) {
+          try {
+            const filePath = join(svgDir, file.filename);
+            await unlink(filePath);
+            deletedCount++;
+            console.log(`- Deleted: ${file.filename}`);
+          } catch (error) {
+            console.error(`- Error: failed to delete ${file.filename}:`, error);
+          }
+        }
+
+        console.log(`\n✅ Successfully deleted ${deletedCount} file(s).`);
+      } else {
+        console.log(
+          "\n💡 To delete these files, set DELETE_UNUSED = true in the script.",
+        );
+        throw new Error(
+          `❌ Error: Found ${unusedFiles.length} unused SVG file(s). Please check the list above.`,
+        );
+      }
+    }
+  } catch (error) {
+    console.error("❌ Error:", error);
+    throw error;
+  }
+}
+
+checkUnusedSVGs();