diff --git a/src/components/layout/docs-layout-client.tsx b/src/components/layout/docs-layout-client.tsx
index 409b22eb..b817c362 100644
--- a/src/components/layout/docs-layout-client.tsx
+++ b/src/components/layout/docs-layout-client.tsx
@@ -40,6 +40,12 @@ export function DocsLayoutClient({ children }: DocsLayoutClientProps) {
 				? new Set(["/stellar-contracts", "/monitor", "/relayer"])
 				: new Set(["/stellar-contracts"]);
 
+		// Include shared paths in Polkadot tab only if coming from Polkadot context
+		const polkadotUrls =
+			isSharedPath && lastEcosystem === "polkadot"
+				? new Set(["/substrate-runtimes", "/monitor"])
+				: new Set(["/substrate-runtimes"]);
+
 		return [
 			{
 				title: "Ethereum & EVM",
@@ -83,6 +89,7 @@ export function DocsLayoutClient({ children }: DocsLayoutClientProps) {
 				title: "Polkadot",
 				url: "/substrate-runtimes",
 				icon: <PolkadotIcon className="w-5 h-5" />,
+				urls: polkadotUrls,
 			},
 			{
 				title: "Uniswap Hooks",
diff --git a/src/hooks/use-navigation-tree.ts b/src/hooks/use-navigation-tree.ts
index 2f0a0e3f..0cdb10f8 100644
--- a/src/hooks/use-navigation-tree.ts
+++ b/src/hooks/use-navigation-tree.ts
@@ -22,6 +22,8 @@ export function useNavigationTree() {
 
 		if (pathname.startsWith("/stellar-contracts")) {
 			sessionStorage.setItem("lastEcosystem", "stellar");
+		} else if (pathname.startsWith("/substrate-runtimes")) {
+			sessionStorage.setItem("lastEcosystem", "polkadot");
 		} else if (
 			pathname.startsWith("/contracts") ||
 			pathname.startsWith("/community-contracts") ||
@@ -64,6 +66,8 @@ export function useNavigationTree() {
 			switch (lastEcosystem) {
 				case "stellar":
 					return stellarTree;
+				case "polkadot":
+					return polkadotTree;
 				case "ethereum":
 					return ethereumEvmTree;
 				default:
diff --git a/src/navigation/polkadot.json b/src/navigation/polkadot.json
index f08dc386..70c1c520 100644
--- a/src/navigation/polkadot.json
+++ b/src/navigation/polkadot.json
@@ -353,5 +353,71 @@
 				]
 			}
 		]
+	},
+	{
+		"type": "separator",
+		"name": "Open Source Tools"
+	},
+	{
+		"type": "folder",
+		"name": "Monitor",
+		"index": {
+			"type": "page",
+			"name": "Overview",
+			"url": "/monitor/1.1.x"
+		},
+		"children": [
+			{
+				"type": "page",
+				"name": "Quickstart",
+				"url": "/monitor/1.1.x/quickstart"
+			},
+			{
+				"type": "page",
+				"name": "Architecture Guide",
+				"url": "/monitor/1.1.x/architecture"
+			},
+			{
+				"type": "page",
+				"name": "Project Structure",
+				"url": "/monitor/1.1.x/project-structure"
+			},
+			{
+				"type": "page",
+				"name": "RPC Client",
+				"url": "/monitor/1.1.x/rpc"
+			},
+			{
+				"type": "page",
+				"name": "Custom scripts",
+				"url": "/monitor/1.1.x/scripts"
+			},
+			{
+				"type": "page",
+				"name": "Error Handling",
+				"url": "/monitor/1.1.x/error"
+			},
+			{
+				"type": "page",
+				"name": "Testing",
+				"url": "/monitor/1.1.x/testing"
+			},
+			{
+				"type": "page",
+				"name": "Contribution guidelines",
+				"url": "/monitor/1.1.x/contribution"
+			},
+			{
+				"type": "page",
+				"name": "Changelog",
+				"url": "/monitor/1.1.x/changelog"
+			},
+			{
+				"type": "page",
+				"name": "Rust Book",
+				"url": "https://docs-v1-1--openzeppelin-monitor.netlify.app/openzeppelin_monitor/",
+				"external": true
+			}
+		]
 	}
 ]