diff --git a/binary/lister.c b/binary/lister.c
new file mode 100644
index 0000000..e87dd13
--- /dev/null
+++ b/binary/lister.c
@@ -0,0 +1,63 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdbool.h>
+
+#include "include/common.h"
+
+/* By YZBruh */
+
+/*
+ * Copyright 2024 YZBruh - Partition Manager
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+extern char *cust_cxt;
+extern bool use_cust_cxt;
+extern bool pmt_ab;
+extern bool pmt_logical;
+
+/* list existing partitions */
+void listpart() {
+    if (use_cust_cxt) {
+        printf("List of classic partitions (%s): \n", cust_cxt);
+        static char cust_cxt_path[150];
+        sprintf(cust_cxt_path, "ls %s", cust_cxt);
+        if (system(cust_cxt_path) != 0) {
+            error("An error occurred when the partition list appears!\n");
+        }
+    } else {
+        printf("List of classic partitions (/dev/block/by-name): \n");
+        if (system("ls /dev/block/by-name") != 0) {
+            error("An error occurred when the classic partition list appears!\n");
+        }
+    }
+
+    if (pmt_logical) {
+        printf("List of logical partitions (/dev/block/mapper): \n");
+        if (system("ls /dev/block/mapper") != 0) {
+            error("An error occurred when the logical partition list appears!\n");
+        }
+    }
+
+    if (pmt_ab) {
+        printf("%sWarning: device using A/B partition style.%s\n", ANSI_YELLOW, ANSI_RESET);
+    }
+
+    if (pmt_logical) {
+        printf("%sWarning: device using logical partition type.%s\n", ANSI_YELLOW, ANSI_RESET);
+    }
+}
+
+/* end of code */