diff --git a/source/libublsettings.c b/source/libublsettings.c
index 43791ff..473627f 100644
--- a/source/libublsettings.c
+++ b/source/libublsettings.c
@@ -279,7 +279,10 @@ dictionary *yon_dictionary_get(dictionary **dict, char *key)
 
 dictionary *yon_dictionary_rip(dictionary *dict)
 {
-    if (!dict->next&&!dict->prev) return NULL;
+    if (!dict->next&&!dict->prev) {
+        free(dict);
+        return NULL;
+    }
     else if (!dict->next)
     {
         dictionary *prev = dict->prev;
@@ -2003,6 +2006,47 @@ int yon_file_create_full_path(char *path, int rules){
     }
 }
 
+config_str yon_file_list_dirs (char *path, int *size){
+    (*size)=0;
+    if (!yon_char_is_empty(path)&&!access(path,F_OK)){
+        config_str final = NULL;
+        DIR *current_dir = opendir(path);
+        struct dirent* cur_dir;
+        while ((cur_dir=readdir(current_dir))){
+            if (cur_dir->d_type==DT_DIR &&(strcmp(cur_dir->d_name, ".") && strcmp(cur_dir->d_name, ".."))){
+                yon_char_parsed_add_or_create_if_exists(final,size,cur_dir->d_name);
+            }
+        }
+        closedir(current_dir);
+        return final;
+    }
+    return NULL;
+}
+
+config_str yon_file_ls(char *path, int *size){
+    (*size)=0;
+    if (!yon_char_is_empty(path)&&!access(path,F_OK)){
+        config_str final = NULL;
+        DIR *current_dir = opendir(path);
+        struct dirent* cur_dir;
+        while ((cur_dir=readdir(current_dir))){
+            if ((strcmp(cur_dir->d_name, ".") && strcmp(cur_dir->d_name, ".."))){
+                yon_char_parsed_add_or_create_if_exists(final,size,cur_dir->d_name);
+            }
+        }
+        closedir(current_dir);
+        return final;
+    }
+    return NULL;
+}
+
+int yon_file_is_directory(const char *path)
+{
+    struct stat path_stat;
+    stat(path, &path_stat);
+    return S_ISDIR(path_stat.st_mode);
+}
+
 // terminal-using functions
 
 int yon_launch_app_with_arguments(char *name, char *args)
diff --git a/source/libublsettings.h b/source/libublsettings.h
index 9b7f360..2d0ecd3 100644
--- a/source/libublsettings.h
+++ b/source/libublsettings.h
@@ -300,6 +300,8 @@ void *yon_dictionary_free_all(dictionary *dictionary,void (data_manipulation)(vo
 
 #define yon_char_remove_last_symbol(target,symbol) {if (target[strlen(target)-1]==symbol) target[strlen(target)-1]='\0';}
 
+char *yon_char_conenct_if_true();
+
 int yon_char_find_last(char *source, char find);
 
 /**[EN]
@@ -594,6 +596,18 @@ int yon_file_create(char *path, char *name, int rules);
 */
 int yon_file_create_full_path(char *path, int rules);
 
+/**yon_file_ls (char *path, int *size)
+ * [EN]
+ * 
+ * [RU]
+ * Возвращает массив названий директорий размера [size], находящихся внутри директории [path].
+*/
+config_str yon_file_list_dirs (char *path, int *size);
+
+config_str yon_file_ls(char *path, int *size);
+
+int yon_file_is_directory(const char *path);
+
 /** yon_dir_get_contents(char *dir_path, int *size)
  * [EN]
  *