diff --git a/package.json b/package.json
index ab71f68b08..ce559b1275 100644
--- a/package.json
+++ b/package.json
@@ -163,9 +163,7 @@
     "stylelint-config-standard": "^18.3.0",
     "stylelint-scss": "^3.18.0",
     "typescript": "^3.9.7",
-    "walk": "^2.3.14",
-    "webpack": "^4.43.0",
-    "webpack-cli": "^3.3.12"
+    "walk": "^2.3.14"
   },
   "jest": {
     "testMatch": [
diff --git a/src/components/structures/CompatibilityPage.js b/src/components/structures/CompatibilityPage.js
deleted file mode 100644
index 1fa6068675..0000000000
--- a/src/components/structures/CompatibilityPage.js
+++ /dev/null
@@ -1,90 +0,0 @@
-/*
-Copyright 2015, 2016 OpenMarket Ltd
-Copyright 2019 Michael Telatynski <7t3chguy@gmail.com>
-Copyright 2019, 2020 The Matrix.org Foundation C.I.C.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-import React from 'react';
-import createReactClass from 'create-react-class';
-import PropTypes from 'prop-types';
-import { _t } from '../../languageHandler';
-import SdkConfig from '../../SdkConfig';
-
-export default createReactClass({
-    displayName: 'CompatibilityPage',
-    propTypes: {
-        onAccept: PropTypes.func,
-    },
-
-    getDefaultProps: function() {
-        return {
-            onAccept: function() {}, // NOP
-        };
-    },
-
-    onAccept: function() {
-        this.props.onAccept();
-    },
-
-    render: function() {
-        const brand = SdkConfig.get().brand;
-
-        return (
-        <div className="mx_CompatibilityPage">
-            <div className="mx_CompatibilityPage_box">
-                <p>{_t(
-                    "Sorry, your browser is <b>not</b> able to run %(brand)s.",
-                    {
-                        brand,
-                    },
-                    {
-                        'b': (sub) => <b>{sub}</b>,
-                    })
-                }</p>
-                <p>
-                { _t(
-                    "%(brand)s uses many advanced browser features, some of which are not available " +
-                    "or experimental in your current browser.",
-                    { brand },
-                ) }
-                </p>
-                <p>
-                { _t(
-                    'Please install <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, ' +
-                    'or <safariLink>Safari</safariLink> for the best experience.',
-                    {},
-                    {
-                        'chromeLink': (sub) => <a href="https://www.google.com/chrome">{sub}</a>,
-                        'firefoxLink': (sub) => <a href="https://firefox.com">{sub}</a>,
-                        'safariLink': (sub) => <a href="https://apple.com/safari">{sub}</a>,
-                    },
-                )}
-                </p>
-                <p>
-                { _t(
-                    "With your current browser, the look and feel of the application may be " +
-                    "completely incorrect, and some or all features may not function. " +
-                    "If you want to try it anyway you can continue, but you are on your own in terms " +
-                    "of any issues you may encounter!",
-                ) }
-                </p>
-                <button onClick={this.onAccept}>
-                    { _t("I understand the risks and wish to continue") }
-                </button>
-            </div>
-        </div>
-        );
-    },
-});
diff --git a/src/components/views/create_room/Presets.js b/src/components/views/create_room/Presets.js
deleted file mode 100644
index 0f18d11511..0000000000
--- a/src/components/views/create_room/Presets.js
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
-Copyright 2015, 2016 OpenMarket Ltd
-Copyright 2019 The Matrix.org Foundation C.I.C.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-import React from "react";
-import PropTypes from 'prop-types';
-import createReactClass from 'create-react-class';
-import { _t } from '../../../languageHandler';
-
-const Presets = {
-    PrivateChat: "private_chat",
-    PublicChat: "public_chat",
-    Custom: "custom",
-};
-
-export default createReactClass({
-    displayName: 'CreateRoomPresets',
-    propTypes: {
-        onChange: PropTypes.func,
-        preset: PropTypes.string,
-    },
-
-    Presets: Presets,
-
-    getDefaultProps: function() {
-        return {
-            onChange: function() {},
-        };
-    },
-
-    onValueChanged: function(ev) {
-        this.props.onChange(ev.target.value);
-    },
-
-    render: function() {
-        return (
-            <select className="mx_Presets" onChange={this.onValueChanged} value={this.props.preset}>
-                <option value={this.Presets.PrivateChat}>{ _t("Private Chat") }</option>
-                <option value={this.Presets.PublicChat}>{ _t("Public Chat") }</option>
-                <option value={this.Presets.Custom}>{ _t("Custom") }</option>
-            </select>
-        );
-    },
-});
diff --git a/src/components/views/create_room/RoomAlias.js b/src/components/views/create_room/RoomAlias.js
deleted file mode 100644
index 5bdfdde08d..0000000000
--- a/src/components/views/create_room/RoomAlias.js
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
-Copyright 2015, 2016 OpenMarket Ltd
-Copyright 2019 The Matrix.org Foundation C.I.C.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-import React from 'react';
-import PropTypes from 'prop-types';
-import createReactClass from 'create-react-class';
-import { _t } from '../../../languageHandler';
-
-export default createReactClass({
-    displayName: 'RoomAlias',
-    propTypes: {
-        // Specifying a homeserver will make magical things happen when you,
-        // e.g. start typing in the room alias box.
-        homeserver: PropTypes.string,
-        alias: PropTypes.string,
-        onChange: PropTypes.func,
-    },
-
-    getDefaultProps: function() {
-        return {
-            onChange: function() {},
-            alias: '',
-        };
-    },
-
-    getAliasLocalpart: function() {
-        let room_alias = this.props.alias;
-
-        if (room_alias && this.props.homeserver) {
-            const suffix = ":" + this.props.homeserver;
-            if (room_alias.startsWith("#") && room_alias.endsWith(suffix)) {
-                room_alias = room_alias.slice(1, -suffix.length);
-            }
-        }
-
-        return room_alias;
-    },
-
-    onValueChanged: function(ev) {
-        this.props.onChange(ev.target.value);
-    },
-
-    onFocus: function(ev) {
-        const target = ev.target;
-        const curr_val = ev.target.value;
-
-        if (this.props.homeserver) {
-            if (curr_val == "") {
-                const self = this;
-                setTimeout(function() {
-                    target.value = "#:" + self.props.homeserver;
-                    target.setSelectionRange(1, 1);
-                }, 0);
-            } else {
-                const suffix = ":" + this.props.homeserver;
-                setTimeout(function() {
-                    target.setSelectionRange(
-                        curr_val.startsWith("#") ? 1 : 0,
-                        curr_val.endsWith(suffix) ? (target.value.length - suffix.length) : target.value.length,
-                    );
-                }, 0);
-            }
-        }
-    },
-
-    onBlur: function(ev) {
-        const curr_val = ev.target.value;
-
-        if (this.props.homeserver) {
-            if (curr_val == "#:" + this.props.homeserver) {
-                ev.target.value = "";
-                return;
-            }
-
-            if (curr_val != "") {
-                let new_val = ev.target.value;
-                const suffix = ":" + this.props.homeserver;
-                if (!curr_val.startsWith("#")) new_val = "#" + new_val;
-                if (!curr_val.endsWith(suffix)) new_val = new_val + suffix;
-                ev.target.value = new_val;
-            }
-        }
-    },
-
-    render: function() {
-        return (
-            <input type="text" className="mx_RoomAlias" placeholder={_t("Address (optional)")}
-                onChange={this.onValueChanged} onFocus={this.onFocus} onBlur={this.onBlur}
-                value={this.props.alias} />
-        );
-    },
-});
diff --git a/src/components/views/elements/UserSelector.js b/src/components/views/elements/UserSelector.js
deleted file mode 100644
index ffb577e090..0000000000
--- a/src/components/views/elements/UserSelector.js
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
-Copyright 2015, 2016 OpenMarket Ltd
-Copyright 2019 The Matrix.org Foundation C.I.C.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-import React, {createRef} from 'react';
-import PropTypes from 'prop-types';
-import createReactClass from 'create-react-class';
-import { _t } from '../../../languageHandler';
-
-export default createReactClass({
-    displayName: 'UserSelector',
-
-    propTypes: {
-        onChange: PropTypes.func,
-        selected_users: PropTypes.arrayOf(PropTypes.string),
-    },
-
-    getDefaultProps: function() {
-        return {
-            onChange: function() {},
-            selected: [],
-        };
-    },
-
-    // TODO: [REACT-WARNING] Replace component with real class, use constructor for refs
-    UNSAFE_componentWillMount: function() {
-        this._user_id_input = createRef();
-    },
-
-    addUser: function(user_id) {
-        if (this.props.selected_users.indexOf(user_id == -1)) {
-            this.props.onChange(this.props.selected_users.concat([user_id]));
-        }
-    },
-
-    removeUser: function(user_id) {
-        this.props.onChange(this.props.selected_users.filter(function(e) {
-            return e != user_id;
-        }));
-    },
-
-    onAddUserId: function() {
-        this.addUser(this._user_id_input.current.value);
-        this._user_id_input.current.value = "";
-    },
-
-    render: function() {
-        const self = this;
-        return (
-            <div>
-                <ul className="mx_UserSelector_UserIdList">
-                    { this.props.selected_users.map(function(user_id, i) {
-                        return <li key={user_id}>{ user_id } - <span onClick={function() {self.removeUser(user_id);}}>X</span></li>;
-                    }) }
-                </ul>
-                <input type="text" ref={this._user_id_input} defaultValue="" className="mx_UserSelector_userIdInput" placeholder={_t("ex. @bob:example.com")} />
-                <button onClick={this.onAddUserId} className="mx_UserSelector_AddUserId">
-                    { _t("Add User") }
-                </button>
-            </div>
-        );
-    },
-});
diff --git a/src/components/views/rooms/RoomNameEditor.js b/src/components/views/rooms/RoomNameEditor.js
deleted file mode 100644
index e0c31321c3..0000000000
--- a/src/components/views/rooms/RoomNameEditor.js
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
-Copyright 2016 OpenMarket Ltd
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-import React from 'react';
-import PropTypes from 'prop-types';
-import createReactClass from 'create-react-class';
-import {MatrixClientPeg} from "../../../MatrixClientPeg";
-import * as sdk from "../../../index";
-import { _t } from '../../../languageHandler';
-
-export default createReactClass({
-    displayName: 'RoomNameEditor',
-
-    propTypes: {
-        room: PropTypes.object.isRequired,
-    },
-
-    getInitialState: function() {
-        return {
-            name: null,
-        };
-    },
-
-    // TODO: [REACT-WARNING] Move this to constructor
-    UNSAFE_componentWillMount: function() {
-        const room = this.props.room;
-        const name = room.currentState.getStateEvents('m.room.name', '');
-        const myId = MatrixClientPeg.get().credentials.userId;
-        const defaultName = room.getDefaultRoomName(myId);
-
-        this.setState({
-            name: name ? name.getContent().name : '',
-        });
-
-        this._placeholderName = _t("Unnamed Room");
-        if (defaultName && defaultName !== 'Empty room') { // default name from JS SDK, needs no translation as we don't ever show it.
-            this._placeholderName += " (" + defaultName + ")";
-        }
-    },
-
-    getRoomName: function() {
-        return this.state.name;
-    },
-
-    _onValueChanged: function(value, shouldSubmit) {
-        this.setState({
-            name: value,
-        });
-    },
-
-    render: function() {
-        const EditableText = sdk.getComponent("elements.EditableText");
-
-        return (
-                <div className="mx_RoomHeader_name">
-                    <EditableText
-                        className="mx_RoomHeader_nametext mx_RoomHeader_editable"
-                        placeholderClassName="mx_RoomHeader_placeholder"
-                        placeholder={this._placeholderName}
-                        blurToCancel={false}
-                        initialValue={this.state.name}
-                        onValueChanged={this._onValueChanged}
-                        dir="auto" />
-                </div>
-        );
-    },
-});
diff --git a/src/components/views/rooms/RoomTopicEditor.js b/src/components/views/rooms/RoomTopicEditor.js
deleted file mode 100644
index 0adc0ff1d6..0000000000
--- a/src/components/views/rooms/RoomTopicEditor.js
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
-Copyright 2016 OpenMarket Ltd
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-import React from 'react';
-import PropTypes from 'prop-types';
-import createReactClass from 'create-react-class';
-import * as sdk from '../../../index';
-import { _t } from "../../../languageHandler";
-
-export default createReactClass({
-    displayName: 'RoomTopicEditor',
-
-    propTypes: {
-        room: PropTypes.object.isRequired,
-    },
-
-    getInitialState: function() {
-        return {
-            topic: null,
-        };
-    },
-
-    componentDidMount: function() {
-        const room = this.props.room;
-        const topic = room.currentState.getStateEvents('m.room.topic', '');
-        this.setState({
-            topic: topic ? topic.getContent().topic : '',
-        });
-    },
-
-    getTopic: function() {
-        return this.state.topic;
-    },
-
-    _onValueChanged: function(value) {
-        this.setState({
-            topic: value,
-        });
-    },
-
-    render: function() {
-        const EditableText = sdk.getComponent("elements.EditableText");
-
-        return (
-                <EditableText
-                     className="mx_RoomHeader_topic mx_RoomHeader_editable"
-                     placeholderClassName="mx_RoomHeader_placeholder"
-                     placeholder={_t("Add a topic")}
-                     blurToCancel={false}
-                     initialValue={this.state.topic}
-                     onValueChanged={this._onValueChanged}
-                     dir="auto" />
-        );
-    },
-});
diff --git a/src/i18n/strings/en_EN.json b/src/i18n/strings/en_EN.json
index 442f07499c..02382d4ff7 100644
--- a/src/i18n/strings/en_EN.json
+++ b/src/i18n/strings/en_EN.json
@@ -1200,7 +1200,6 @@
     "%(count)s unread messages.|other": "%(count)s unread messages.",
     "%(count)s unread messages.|one": "1 unread message.",
     "Unread messages.": "Unread messages.",
-    "Add a topic": "Add a topic",
     "Upgrading this room will shut down the current instance of the room and create an upgraded room with the same name.": "Upgrading this room will shut down the current instance of the room and create an upgraded room with the same name.",
     "This room has already been upgraded.": "This room has already been upgraded.",
     "This room is running room version <roomVersion />, which this homeserver has marked as <i>unstable</i>.": "This room is running room version <roomVersion />, which this homeserver has marked as <i>unstable</i>.",
@@ -1556,8 +1555,6 @@
     "Room directory": "Room directory",
     "Sign in with single sign-on": "Sign in with single sign-on",
     "And %(count)s more...|other": "And %(count)s more...",
-    "ex. @bob:example.com": "ex. @bob:example.com",
-    "Add User": "Add User",
     "Home": "Home",
     "Enter a server name": "Enter a server name",
     "Looks good": "Looks good",
@@ -1886,10 +1883,6 @@
     "<b>Warning</b>: You should only set up key backup from a trusted computer.": "<b>Warning</b>: You should only set up key backup from a trusted computer.",
     "Access your secure message history and set up secure messaging by entering your recovery key.": "Access your secure message history and set up secure messaging by entering your recovery key.",
     "If you've forgotten your recovery key you can <button>set up new recovery options</button>": "If you've forgotten your recovery key you can <button>set up new recovery options</button>",
-    "Private Chat": "Private Chat",
-    "Public Chat": "Public Chat",
-    "Custom": "Custom",
-    "Address (optional)": "Address (optional)",
     "Reject invitation": "Reject invitation",
     "Are you sure you want to reject the invitation?": "Are you sure you want to reject the invitation?",
     "Unable to reject invite": "Unable to reject invite",
@@ -1983,11 +1976,6 @@
     "Sign in to your Matrix account on %(serverName)s": "Sign in to your Matrix account on %(serverName)s",
     "Sign in to your Matrix account on <underlinedServerName />": "Sign in to your Matrix account on <underlinedServerName />",
     "Sign in with SSO": "Sign in with SSO",
-    "Sorry, your browser is <b>not</b> able to run %(brand)s.": "Sorry, your browser is <b>not</b> able to run %(brand)s.",
-    "%(brand)s uses many advanced browser features, some of which are not available or experimental in your current browser.": "%(brand)s uses many advanced browser features, some of which are not available or experimental in your current browser.",
-    "Please install <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, or <safariLink>Safari</safariLink> for the best experience.": "Please install <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, or <safariLink>Safari</safariLink> for the best experience.",
-    "With your current browser, the look and feel of the application may be completely incorrect, and some or all features may not function. If you want to try it anyway you can continue, but you are on your own in terms of any issues you may encounter!": "With your current browser, the look and feel of the application may be completely incorrect, and some or all features may not function. If you want to try it anyway you can continue, but you are on your own in terms of any issues you may encounter!",
-    "I understand the risks and wish to continue": "I understand the risks and wish to continue",
     "Couldn't load page": "Couldn't load page",
     "You must <a>register</a> to use this functionality": "You must <a>register</a> to use this functionality",
     "You must join the room to see its files": "You must join the room to see its files",