diff --git a/src/extensions/core/groupNode.js b/src/extensions/core/groupNode.ts
similarity index 97%
rename from src/extensions/core/groupNode.js
rename to src/extensions/core/groupNode.ts
index c0a575d9e..f1ba5982a 100644
--- a/src/extensions/core/groupNode.js
+++ b/src/extensions/core/groupNode.ts
@@ -2,6 +2,7 @@ import { app } from "../../scripts/app";
 import { api } from "../../scripts/api";
 import { mergeIfValid } from "./widgetInputs";
 import { ManageGroupDialog } from "./groupNodeManage";
+import type { LGraphNode } from "/types/litegraph";
 
 const GROUP = Symbol();
 
@@ -14,7 +15,9 @@ const Workflow = {
 	isInUseGroupNode(name) {
 		const id = `workflow/${name}`;
 		// Check if lready registered/in use in this workflow
+		// @ts-ignore
 		if (app.graph.extra?.groupNodes?.[name]) {
+			// @ts-ignore
 			if (app.graph._nodes.find((n) => n.type === id)) {
 				return Workflow.InUse.InWorkflow;
 			} else {
@@ -24,7 +27,9 @@ const Workflow = {
 		return Workflow.InUse.Free;
 	},
 	storeGroupNode(name, data) {
+		// @ts-ignore
 		let extra = app.graph.extra;
+		// @ts-ignore
 		if (!extra) app.graph.extra = extra = {};
 		let groupNodes = extra.groupNodes;
 		if (!groupNodes) extra.groupNodes = groupNodes = {};
@@ -33,6 +38,9 @@ const Workflow = {
 };
 
 class GroupNodeBuilder {
+	nodes: LGraphNode[];
+	nodeData: any;
+
 	constructor(nodes) {
 		this.nodes = nodes;
 	}
@@ -120,6 +128,8 @@ class GroupNodeBuilder {
 		// Use the built in copyToClipboard function to generate the node data we need
 		const backup = localStorage.getItem("litegrapheditor_clipboard");
 		try {
+			// @ts-ignore
+			// TODO Figure out if copyToClipboard is really taking this param
 			app.canvas.copyToClipboard(this.nodes);
 			const config = JSON.parse(localStorage.getItem("litegrapheditor_clipboard"));
 
@@ -134,6 +144,25 @@ class GroupNodeBuilder {
 }
 
 export class GroupNodeConfig {
+	name: string;
+	nodeData: any;
+	inputCount: number;
+	oldToNewOutputMap: {};
+	newToOldOutputMap: {};
+	oldToNewInputMap: {};
+	oldToNewWidgetMap: {};
+	newToOldWidgetMap: {};
+	primitiveDefs: {};
+	widgetToPrimitive: {};
+	primitiveToWidget: {};
+	nodeInputs: {};
+	outputVisibility: any[];
+	nodeDef: any;
+	inputs: any[];
+	linksFrom: {};
+	linksTo: {};
+	externalFrom: {};
+
 	constructor(name, nodeData) {
 		this.name = name;
 		this.nodeData = nodeData;
@@ -289,6 +318,7 @@ export class GroupNodeConfig {
 							null,
 							widget
 						);
+						// @ts-ignore
 						config = res?.customConfig ?? config;
 					}
 				}
@@ -312,6 +342,7 @@ export class GroupNodeConfig {
 				}
 			}
 
+			// @ts-ignore
 			config.forceInput = true;
 			return {
 				input: {
@@ -328,7 +359,7 @@ export class GroupNodeConfig {
 		console.warn("Skipping virtual node " + node.type + " when building group node " + this.name);
 	}
 
-	getInputConfig(node, inputName, seenInputs, config, extra) {
+	getInputConfig(node, inputName, seenInputs, config, extra?) {
 		const customConfig = this.nodeData.config?.[node.index]?.input?.[inputName];
 		let name = customConfig?.name ?? node.inputs?.find((inp) => inp.name === inputName)?.label ?? inputName;
 		let key = name;
@@ -580,6 +611,7 @@ export class GroupNodeConfig {
 export class GroupNodeHandler {
 	node;
 	groupData;
+	innerNodes: any;
 
 	constructor(node) {
 		this.node = node;
@@ -624,6 +656,8 @@ export class GroupNodeHandler {
 						let link = app.graph.links[linkId];
 
 						// Use the outer link, but update the target to the inner node
+						// @ts-ignore
+						// TODO: Fix this
 						link = {
 							...link,
 							target_id: innerNode.id,
@@ -676,6 +710,7 @@ export class GroupNodeHandler {
 					this.groupData.nodeData.nodes.map((n, i) => {
 						const innerNode = LiteGraph.createNode(n.type);
 						innerNode.configure(n);
+						// @ts-ignore
 						innerNode.id = `${this.node.id}:${i}`;
 						return innerNode;
 					})
@@ -1225,7 +1260,9 @@ function addConvertToGroupOptions() {
 	}
 
 	// Add to canvas
+	// @ts-ignore
 	const getCanvasMenuOptions = LGraphCanvas.prototype.getCanvasMenuOptions;
+	// @ts-ignore
 	LGraphCanvas.prototype.getCanvasMenuOptions = function () {
 		const options = getCanvasMenuOptions.apply(this, arguments);
 		const index = options.findIndex((o) => o?.content === "Add Group") + 1 || options.length;
@@ -1235,7 +1272,9 @@ function addConvertToGroupOptions() {
 	};
 
 	// Add to nodes
+	// @ts-ignore
 	const getNodeMenuOptions = LGraphCanvas.prototype.getNodeMenuOptions;
+	// @ts-ignore
 	LGraphCanvas.prototype.getNodeMenuOptions = function (node) {
 		const options = getNodeMenuOptions.apply(this, arguments);
 		if (!GroupNodeHandler.isGroupNode(node)) {
diff --git a/src/extensions/core/widgetInputs.js b/src/extensions/core/widgetInputs.js
index fc705f467..38aefa7ca 100644
--- a/src/extensions/core/widgetInputs.js
+++ b/src/extensions/core/widgetInputs.js
@@ -158,11 +158,11 @@ export function mergeIfValid(output, config2, forceUpdate, recreateWidget, confi
 	}
 
 	if (config1[0] instanceof Array) {
-		if (!isValidCombo(config1[0], config2[0])) return false;
+		if (!isValidCombo(config1[0], config2[0])) return;
 	} else if (config1[0] !== config2[0]) {
 		// Types dont match
 		console.log(`connection rejected: types dont match`, config1[0], config2[0]);
-		return false;
+		return;
 	}
 
 	const keys = new Set([...Object.keys(config1[1] ?? {}), ...Object.keys(config2[1] ?? {})]);
@@ -192,7 +192,7 @@ export function mergeIfValid(output, config2, forceUpdate, recreateWidget, confi
 					const theirMax = config2[1]?.["max"];
 					if (theirMax != null && v1 > theirMax) {
 						console.log("connection rejected: min > max", v1, theirMax);
-						return false;
+						return;
 					}
 					getCustomConfig()[k] = v1 == null ? v2 : v2 == null ? v1 : Math.max(v1, v2);
 					continue;
@@ -200,7 +200,7 @@ export function mergeIfValid(output, config2, forceUpdate, recreateWidget, confi
 					const theirMin = config2[1]?.["min"];
 					if (theirMin != null && v1 < theirMin) {
 						console.log("connection rejected: max < min", v1, theirMin);
-						return false;
+						return;
 					}
 					getCustomConfig()[k] = v1 == null ? v2 : v2 == null ? v1 : Math.min(v1, v2);
 					continue;
@@ -221,7 +221,7 @@ export function mergeIfValid(output, config2, forceUpdate, recreateWidget, confi
 						}
 						if (v1 % v2) {
 							console.log("connection rejected: steps not divisible", "current:", v1, "new:", v2);
-							return false;
+							return;
 						}
 
 						step = v1;
@@ -233,7 +233,7 @@ export function mergeIfValid(output, config2, forceUpdate, recreateWidget, confi
 			}
 
 			console.log(`connection rejected: config ${k} values dont match`, v1, v2);
-			return false;
+			return;
 		}
 	}
 
@@ -302,7 +302,7 @@ app.registerExtension({
 						}
 					}
 				}
-				
+
 				//Convert.. main menu
 				if (toInput.length) {
 					if (useConversionSubmenusSetting.value) {
diff --git a/src/types/litegraph.d.ts b/src/types/litegraph.d.ts
index 1069d257c..28a5563a1 100644
--- a/src/types/litegraph.d.ts
+++ b/src/types/litegraph.d.ts
@@ -52,6 +52,9 @@ export type WidgetCallback<T extends IWidget = IWidget> = (
 ) => void;
 
 export interface IWidget<TValue = any, TOptions = any> {
+    // linked widgets, e.g. seed+seedControl
+	linkedWidgets: IWidget[];
+
     name: string | null;
     value: TValue;
     options?: TOptions;
@@ -162,6 +165,7 @@ export declare class LGraph {
     static supported_types: string[];
     static STATUS_STOPPED: 1;
     static STATUS_RUNNING: 2;
+	extra: any;
 
     constructor(o?: object);
 
@@ -407,6 +411,11 @@ export type SerializedLGraphNode<T extends LGraphNode = LGraphNode> = {
 
 /** https://github.com/jagenjo/litegraph.js/blob/master/guides/README.md#lgraphnode */
 export declare class LGraphNode {
+    // Used in group node
+	setInnerNodes(nodes: any) {
+		throw new Error("Method not implemented.");
+	}
+
     static title_color: string;
     static title: string;
     static type: null | string;