diff --git a/CHANGELOG.md b/CHANGELOG.md
index eba715c2..2991fa6f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,7 @@
 - Packaged and uploaded to npm again, greatly simplifying distribution and installation of both Clusterio and plugins.
 - Added centralized logging for the cluster.
   All logs from both Clusterio and Factorio is stored in a shared log which can be inspected and queried.
+- Added remote save management with the ability to list, create, upload, download, delete and load saves for instances.
 
 ### Features
 
diff --git a/packages/ctl/ctl.js b/packages/ctl/ctl.js
index 6ddc1d09..7d15d6e5 100755
--- a/packages/ctl/ctl.js
+++ b/packages/ctl/ctl.js
@@ -137,10 +137,11 @@ slaveCommands.add(new libCommand.Command({
 
 slaveCommands.add(new libCommand.Command({
 	definition: ["generate-token", "Generate token for a slave", (yargs) => {
-		yargs.option("id", { type: "number", nargs: 1, describe: "Slave id", demandOption: true });
+		yargs.option("id", { type: "number", nargs: 1, describe: "Slave id" });
 	}],
 	handler: async function(args, control) {
-		let response = await libLink.messages.generateSlaveToken.send(control, { slave_id: args.id });
+		let slaveId = typeof args.id === "number" ? args.id : null;
+		let response = await libLink.messages.generateSlaveToken.send(control, { slave_id: slaveId });
 		print(response.token);
 	},
 }));
diff --git a/packages/lib/link/messages.js b/packages/lib/link/messages.js
index 6ba0a8a4..dbb84455 100644
--- a/packages/lib/link/messages.js
+++ b/packages/lib/link/messages.js
@@ -422,7 +422,7 @@ messages.generateSlaveToken = new Request({
 	links: ["control-master"],
 	permission: "core.slave.generate_token",
 	requestProperties: {
-		"slave_id": { type: "integer" },
+		"slave_id": { type: ["integer", "null"] },
 	},
 	responseProperties: {
 		"token": { type: "string" },
diff --git a/packages/master/src/ControlConnection.js b/packages/master/src/ControlConnection.js
index ddf42e83..2792774b 100644
--- a/packages/master/src/ControlConnection.js
+++ b/packages/master/src/ControlConnection.js
@@ -130,7 +130,11 @@ class ControlConnection extends BaseConnection {
 	}
 
 	async generateSlaveTokenRequestHandler(message) {
-		return { token: this.generateSlaveToken(message.data.slave_id) };
+		let slaveId = message.data.slave_id;
+		if (slaveId === null) {
+			slaveId = Math.random() * 2**31 | 0;
+		}
+		return { token: this.generateSlaveToken(slaveId) };
 	}
 
 	async createSlaveConfigRequestHandler(message) {
diff --git a/packages/web_ui/src/components/InstancesPage.jsx b/packages/web_ui/src/components/InstancesPage.jsx
index bab926ba..71fb90a4 100644
--- a/packages/web_ui/src/components/InstancesPage.jsx
+++ b/packages/web_ui/src/components/InstancesPage.jsx
@@ -21,7 +21,8 @@ function CreateInstanceButton(props) {
 	async function createInstance() {
 		let values = form.getFieldsValue();
 		if (!values.instanceName) {
-			form.setFields([{ name: "mapGenSettings", errors: ["Name is required"] }]);
+			form.setFields([{ name: "instanceName", errors: ["Name is required"] }]);
+			return;
 		}
 
 		let instanceConfig = new libConfig.InstanceConfig("control");
diff --git a/packages/web_ui/src/components/SlavesPage.jsx b/packages/web_ui/src/components/SlavesPage.jsx
index 0283c8bb..74af789a 100644
--- a/packages/web_ui/src/components/SlavesPage.jsx
+++ b/packages/web_ui/src/components/SlavesPage.jsx
@@ -1,11 +1,73 @@
-import React, { useContext } from "react";
-import { Table } from "antd";
+import React, { useContext, useRef, useState } from "react";
+import { Button, Form, Input, Modal, PageHeader, Table } from "antd";
 
 import libLink from "@clusterio/lib/link";
 
 import ControlContext from "./ControlContext";
 import PageLayout from "./PageLayout";
 import { useSlaveList } from "../model/slave";
+import { notifyErrorHandler } from "../util/notify";
+
+
+function GenerateSlaveTokenButton(props) {
+	let control = useContext(ControlContext);
+	let [visible, setVisible] = useState(false);
+	let [token, setToken] = useState(null);
+	let [form] = Form.useForm();
+	let tokenTextAreaRef = useRef(null);
+
+	async function generateToken() {
+		let values = form.getFieldsValue();
+		let slaveId = null;
+		if (values.slaveId) {
+			slaveId = Number.parseInt(values.slaveId, 10);
+			if (Number.isNaN(slaveId)) {
+				form.setFields([{ name: "slaveId", errors: ["Must be an integer"] }]);
+				return;
+			}
+			form.setFields([{ name: "slaveId", errors: [] }]);
+		}
+
+		let result = await libLink.messages.generateSlaveToken.send(control, { slave_id: slaveId });
+		setToken(result.token);
+	}
+
+	return <>
+		<Button
+			onClick={() => { setVisible(true); }}
+		>Generate Token</Button>
+		<Modal
+			title="Generate Slave Token"
+			visible={visible}
+			footer={null}
+			onCancel={() => {
+				setVisible(false);
+				setToken(null);
+				form.resetFields();
+			}}
+		>
+			<Form form={form} layout="vertical" requiredMark="optional">
+				<Form.Item name="slaveId" label="Slave ID">
+					<Input/>
+				</Form.Item>
+				<Form.Item>
+					<Button
+						onClick={() => { generateToken().catch(notifyErrorHandler("Error generating token")); }}
+					>Generate</Button>
+				</Form.Item>
+				<Form.Item label="Token" required>
+					<Input.TextArea value={token} autoSize ref={tokenTextAreaRef} />
+				</Form.Item>
+				<Button disabled={token === null} onClick={() => {
+					let textArea = tokenTextAreaRef.current.resizableTextArea.textArea;
+					textArea.select();
+					document.execCommand("copy");
+					window.getSelection().removeAllRanges();
+				}}>Copy</Button>
+			</Form>
+		</Modal>
+	</>;
+}
 
 
 export default function SlavesPage() {
@@ -13,7 +75,11 @@ export default function SlavesPage() {
 	let [slaveList] = useSlaveList();
 
 	return <PageLayout nav={[{ name: "Slaves" }]}>
-		<h2>Slaves</h2>
+		<PageHeader
+			className="site-page-header"
+			title="Slaves"
+			extra=<GenerateSlaveTokenButton />
+		/>
 		<Table
 			columns={[
 				{
diff --git a/test/integration/clusterio.js b/test/integration/clusterio.js
index 990c52ec..5f3d6441 100644
--- a/test/integration/clusterio.js
+++ b/test/integration/clusterio.js
@@ -167,6 +167,9 @@ describe("Integration of Clusterio", function() {
 			it("runs", async function() {
 				await execCtl("slave generate-token --id 42");
 			});
+			it("runs without an id", async function() {
+				await execCtl("slave generate-token");
+			});
 		});
 		describe("instance list", function() {
 			it("runs", async function() {