diff --git a/Doc/LitegraphService b/Doc/LitegraphService
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+LitegraphService Documentation
+
+Main functions of useLitegraphService()
+
+Node Registration and Creation Functions:
+
+registerNodeDef(nodeId: string, nodeDefV1: ComfyNodeDefV1)
+
+- Registers node definition in LiteGraph system
+- Creates ComfyNode class with inputs, outputs and widgets
+- Adds context menu, background drawing and keyboard handling
+- Invokes extensions before registration
+
+addNodeOnGraph(nodeDef, options)
+
+- Adds new node to graph at specified position
+- By default places node at canvas center
+
+Navigation and View Functions:
+
+getCanvasCenter(): Vector2
+
+- Returns canvas center coordinates accounting for DPI
+
+goToNode(nodeId: NodeId)
+
+- Animates transition to specified node on canvas
+
+resetView()
+
+- Resets canvas view to default settings (scale 1, offset [0,0])
+
+fitView()
+
+- Fits canvas view to show all nodes
+
+Node Handling Functions (internal):
+
+addNodeContextMenuHandler(node)
+
+- Adds context menu with options:
+
+  - Open/Copy/Save image (for image nodes)
+  - Bypass node
+  - Copy/Paste to Clipspace
+  - Open in MaskEditor (for image nodes)
+
+addDrawBackgroundHandler(node)
+
+- Adds node background drawing logic
+- Handles image, animation and video previews
+- Manages thumbnail display
+
+addNodeKeyHandler(node)
+
+- Adds keyboard handling:
+
+  - Left/Right arrows: navigate between images
+  - Escape: close image preview
+
+ComfyNode Class (created by registerNodeDef):
+
+Main methods:
+
+- #addInputs() - adds inputs and widgets to node
+- #addOutputs() - adds outputs to node
+- configure() - configures node from serialized data
+- #setupStrokeStyles() - sets border styles (errors, execution, etc.)
+
+Properties:
+
+- comfyClass - ComfyUI class name
+- nodeData - node definition
+- Automatic yellow coloring for API nodes
+
diff --git a/Doc/MaskEditor b/Doc/MaskEditor
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+MASKEDITOR.TS FUNCTION DOCUMENTATION
+
+MaskEditorDialog - Main mask editor class
+
+- getInstance() - Singleton pattern, returns editor instance
+- show() - Opens the mask editor
+- save() - Saves mask to server
+- destroy() - Closes and cleans up editor
+- isOpened() - Checks if editor is open
+
+CanvasHistory - Change history management
+
+- saveState() - Saves current canvas state
+- undo() - Undo last operation
+- redo() - Redo undone operation
+- clearStates() - Clears history
+
+BrushTool - Brush tool
+
+- setBrushSize(size) - Sets brush size
+- setBrushOpacity(opacity) - Sets brush opacity
+- setBrushHardness(hardness) - Sets brush hardness
+- setBrushType(type) - Sets brush shape (circle/square)
+- startDrawing() - Starts drawing
+- handleDrawing() - Handles drawing during movement
+- drawEnd() - Ends drawing
+
+PaintBucketTool - Fill tool
+
+- floodFill(point) - Fills area with color from point
+- setTolerance(tolerance) - Sets color tolerance
+- setFillOpacity(opacity) - Sets fill opacity
+- invertMask() - Inverts mask
+
+ColorSelectTool - Color selection tool
+
+- fillColorSelection(point) - Selects similar colors
+- setTolerance(tolerance) - Sets selection tolerance
+- setLivePreview(enabled) - Enables/disables live preview
+- setComparisonMethod(method) - Sets color comparison method
+- setApplyWholeImage(enabled) - Applies to whole image
+- setSelectOpacity(opacity) - Sets selection opacity
+
+UIManager - Interface management
+
+- updateBrushPreview() - Updates brush preview
+- setBrushVisibility(visible) - Shows/hides brush
+- screenToCanvas(coords) - Converts screen coordinates to canvas
+- getMaskColor() - Returns mask color
+- setSaveButtonEnabled(enabled) - Enables/disables save button
+
+ToolManager - Tool management
+
+- setTool(tool) - Sets active tool
+- getCurrentTool() - Returns active tool
+- handlePointerDown/Move/Up() - Handles mouse/touch events
+
+PanAndZoomManager - View management
+
+- zoom(event) - Zooms in/out canvas
+- handlePanStart/Move() - Handles canvas panning
+- initializeCanvasPanZoom() - Initializes canvas view
+- smoothResetView() - Smoothly resets view
+
+MessageBroker - Communication system
+
+- publish(topic, data) - Publishes message
+- subscribe(topic, callback) - Subscribes to topic
+- pull(topic, data) - Pulls data from topic
+- createPullTopic/PushTopic() - Creates communication topics
+
+KeyboardManager - Keyboard handling
+
+- addListeners() - Adds keyboard listeners
+- removeListeners() - Removes listeners
+- isKeyDown(key) - Checks if key is pressed