diff --git a/modules/fnxext/dependency_collector_editor_plugin.cpp b/modules/fnxext/dependency_collector_editor_plugin.cpp
new file mode 100644
index 00000000000..7b189927194
--- /dev/null
+++ b/modules/fnxext/dependency_collector_editor_plugin.cpp
@@ -0,0 +1,111 @@
+#ifdef TOOLS_ENABLED
+
+#include "dependency_collector_editor_plugin.h"
+#include <core/engine.h>
+#include <core/os/os.h>
+#include <editor/editor_settings.h>
+#include <editor/editor_file_system.h>
+
+// This module allow to collect all project depenencies into single json file.
+// Usage: 
+//  godot -e --path <project> --collect-dependencies path/to/result.json
+//
+// Resulting json format is array of file entry. Each file entry is 
+// array of strings where first element is file path and the rest is 
+// its dependencies:
+//
+// [[
+//   "res://ui/onboarding/minigames/geobaord.tscn",
+//   "res://ui/onboarding/minigames/geoboard.gd",
+//   "res://ui/onboarding/minigames/board.gd",
+//   "res://egypt/geoboard/logic/level.tscn"
+// ],[
+//   "res://ui/onboarding/minigames/geoboard.gd",
+//   "res://egypt/geoboard/logic/level.gd"
+// ],[
+//   "res://ui/onboarding/minigames/monkey.gd",
+//   "res://japan/monkey/logic/bush.tscn",
+//   "res://japan/monkey/logic/bush.gd",
+//   "res://japan/monkey/config.gd",
+//   "res://japan/monkey/logic/textures.gd",
+//   "res://audio/japan/monkey_eating.ogg",
+//   "res://audio/japan/monkey_happy.ogg",
+//   "res://audio/japan/japan_monkey_happy_smile.ogg",
+//   "res://audio/japan/monkey_itches.ogg"
+// ]]
+
+DependencyCollectorEditorPlugin* DependencyCollectorEditorPlugin::instance = NULL;
+
+void DependencyCollectorEditorPlugin::_bind_methods() {
+    ClassDB::bind_method(D_METHOD("_collect_dependencies"), &DependencyCollectorEditorPlugin::_collect_dependencies);
+
+}
+
+void DependencyCollectorEditorPlugin::_collect_dependencies() {
+    if (EditorFileSystem::get_singleton()->is_scanning()) {
+        return;
+    }
+    if (collected) {
+        return;
+    }
+    collected = true;
+    print_line("[DependencyCollector] start dependency collecting");
+    FileAccess *file = FileAccess::open(result_path, FileAccess::WRITE);
+    if (file) {
+        // write json directly to file as it is faster and easier
+        // then build struct and then serialize json
+        file->store_string("[");
+        _populate_deps(EditorFileSystem::get_singleton()->get_filesystem(), file);
+        file->store_string("]");
+        file->close();
+    } else {
+        print_error(String("Invalid file path for collecting dependencies: ") + result_path);
+    }
+    get_tree()->quit(0);
+    print_line("[DependencyCollector] done dependency collecting");
+}
+
+void DependencyCollectorEditorPlugin::_populate_deps(EditorFileSystemDirectory *p_dir, FileAccess *file) {
+    for (int i = 0; i < p_dir->get_subdir_count(); i++) {
+        _populate_deps(p_dir->get_subdir(i), file);
+    }
+
+    for (int i = 0; i < p_dir->get_file_count(); i++) {
+        
+        String path = p_dir->get_file_path(i);
+        if (first_entry_added) {
+            file->store_string(",");
+        } else {
+            first_entry_added = true;
+        }
+        file->store_string("[\n  \"");
+        file->store_string(path);
+        file->store_string("\"");
+        List<String> deps;
+        ResourceLoader::get_dependencies(path, &deps);
+        for (List<String>::Element *E = deps.front(); E; E = E->next()) {
+            file->store_string(",\n  \"");
+            file->store_string(E->get());
+            file->store_string("\"");
+        }
+        file->store_string("\n]");
+    }
+}
+
+DependencyCollectorEditorPlugin::DependencyCollectorEditorPlugin() {
+    collected = false;
+    result_path = "";
+    first_entry_added = false;
+    List<String> args = OS::get_singleton()->get_cmdline_args();
+    bool collect_required = false;
+    for (List<String>::Element *E = args.front(); E; E = E->next()) {
+        if (E->get() == "--collect-dependencies") {
+            EditorFileSystem::get_singleton()->connect("filesystem_changed", this, "_collect_dependencies");
+            collect_required = true;
+        } else if (collect_required) {
+            result_path = E->get();
+            break;
+        }
+    }
+}
+#endif
\ No newline at end of file
diff --git a/modules/fnxext/dependency_collector_editor_plugin.h b/modules/fnxext/dependency_collector_editor_plugin.h
new file mode 100644
index 00000000000..99dc427c6ce
--- /dev/null
+++ b/modules/fnxext/dependency_collector_editor_plugin.h
@@ -0,0 +1,31 @@
+#ifndef DEPENDENCY_COLLECTOR_EDITOR_PLUGIN_H
+#define DEPENDENCY_COLLECTOR_EDITOR_PLUGIN_H
+
+#include <editor/editor_plugin.h>
+#include <editor/editor_file_system.h>
+#include <scene/gui/menu_button.h>
+
+class DependencyCollectorEditorPlugin: public EditorPlugin {
+    GDCLASS(DependencyCollectorEditorPlugin, EditorPlugin);
+
+    MenuButton* menu_btn;
+    Dictionary layers;
+
+    static DependencyCollectorEditorPlugin* instance;
+    bool first_entry_added;
+    bool collected;
+    String result_path;
+
+    void _populate_deps(EditorFileSystemDirectory *p_dir, FileAccess *result);
+
+protected:
+    static void _bind_methods();
+
+public:
+    void _collect_dependencies();
+    DependencyCollectorEditorPlugin();
+};
+
+
+
+#endif // DEPENDENCY_COLLECTOR_EDITOR_PLUGIN_H
\ No newline at end of file
diff --git a/modules/fnxext/engine_internals.cpp b/modules/fnxext/engine_internals.cpp
new file mode 100644
index 00000000000..d2fa6798950
--- /dev/null
+++ b/modules/fnxext/engine_internals.cpp
@@ -0,0 +1,17 @@
+#include "engine_internals.h"
+#include "core/io/resource_loader.h"
+
+EngineInternals* EngineInternals::singleton = NULL;
+
+void EngineInternals::_bind_methods() {
+    ClassDB::bind_method(D_METHOD("add_resource_format_loader", "script_path"), &EngineInternals::add_resource_format_loader);
+}
+
+void EngineInternals::add_resource_format_loader(const String &script_path) {
+    ResourceLoader::remove_custom_resource_format_loader(script_path);
+    ResourceLoader::add_custom_resource_format_loader(script_path);
+}
+
+EngineInternals::EngineInternals() {
+    singleton = this;
+}
\ No newline at end of file
diff --git a/modules/fnxext/engine_internals.h b/modules/fnxext/engine_internals.h
new file mode 100644
index 00000000000..e877ebef785
--- /dev/null
+++ b/modules/fnxext/engine_internals.h
@@ -0,0 +1,17 @@
+#ifndef MODULE_ENGINE_INTERNALS_H
+#define MODULE_ENGINE_INTERNALS_H
+
+#include "core/object.h"
+
+class EngineInternals: public Object {
+    GDCLASS(EngineInternals, Object);
+    static EngineInternals *singleton;
+
+protected:
+    static void _bind_methods();
+
+public:
+    void add_resource_format_loader(const String &script_path);
+    EngineInternals();
+};
+#endif
\ No newline at end of file
diff --git a/modules/fnxext/register_types.cpp b/modules/fnxext/register_types.cpp
index b3ccb68a020..4b593f3236b 100644
--- a/modules/fnxext/register_types.cpp
+++ b/modules/fnxext/register_types.cpp
@@ -1,21 +1,26 @@
 #ifdef MODULE_FNXEXT_ENABLED
 
 #include <core/class_db.h>
+#include <core/engine.h>
+
 #include "register_types.h"
 #include "stylebox_bordered_texture.h"
 #include "visibility_controller_2d.h"
 #include "mesh_line_2d.h"
 #include "future.h"
 #include "zip_tool.h"
+#include "engine_internals.h"
 
 #ifdef TOOLS_ENABLED
 #include <editor/editor_node.h>
 #include "canvas_layers_editor_plugin.h"
+#include "dependency_collector_editor_plugin.h"
 #endif
 
 #ifdef TOOLS_ENABLED
 static void _editor_init() {
 	EditorNode::get_singleton()->add_editor_plugin(memnew(CanvasLayersEditorPlugin));
+	EditorNode::get_singleton()->add_editor_plugin(memnew(DependencyCollectorEditorPlugin));
 }
 #endif
 
@@ -25,6 +30,9 @@ void register_fnxext_types() {
 	ClassDB::register_class<MeshLine2D>();
 	ClassDB::register_class<Future>();
 	ClassDB::register_class<ZipTool>();
+	ClassDB::register_class<EngineInternals>();
+
+	Engine::get_singleton()->add_singleton(Engine::Singleton("EngineInternals", memnew(EngineInternals)));
 
 #ifdef TOOLS_ENABLED
 	// Control* gui = EditorNode::get_singleton()->get_gui_base();
diff --git a/modules/fnxext/zip_tool.cpp b/modules/fnxext/zip_tool.cpp
index 9d712094568..a968f672377 100644
--- a/modules/fnxext/zip_tool.cpp
+++ b/modules/fnxext/zip_tool.cpp
@@ -23,6 +23,7 @@ Array ZipTool::list_files(const String &p_path) {
     unz_global_info64 gi;
 	int err = unzGetGlobalInfo64(zip, &gi);
     if (err != UNZ_OK) {
+        unzClose(zip);
         return result;
     }
 	
@@ -43,6 +44,7 @@ Array ZipTool::list_files(const String &p_path) {
 			unzGoToNextFile(zip);
 		}
     }
+    unzClose(zip);
 
     return result;
 }
\ No newline at end of file