diff --git a/.eslintrc.cjs b/.eslintrc.cjs
index 4b04e87a98..11d3112e83 100644
--- a/.eslintrc.cjs
+++ b/.eslintrc.cjs
@@ -93,6 +93,7 @@ const tsRules = defineConfig({
 		// note you must disable the base rule as it can report incorrect errors
 		"no-shadow": "off",
 		"@typescript-eslint/no-shadow": ["error"],
+		"@typescript-eslint/no-redundant-type-constituents": "off",
 	},
 }).rules;
 
diff --git a/client/components/Chat.vue b/client/components/Chat.vue
index 645704e5a9..41f7ca1105 100644
--- a/client/components/Chat.vue
+++ b/client/components/Chat.vue
@@ -136,6 +136,7 @@ import ListIgnored from "./Special/ListIgnored.vue";
 import {defineComponent, PropType, ref, computed, watch, nextTick, onMounted, Component} from "vue";
 import type {ClientNetwork, ClientChan} from "../js/types";
 import {useStore} from "../js/store";
+import {SpecialChanType, ChanType} from "../../shared/types/chan";
 
 export default defineComponent({
 	name: "Chat",
@@ -161,13 +162,13 @@ export default defineComponent({
 
 		const specialComponent = computed(() => {
 			switch (props.channel.special) {
-				case "list_bans":
+				case SpecialChanType.BANLIST:
 					return ListBans as Component;
-				case "list_invites":
+				case SpecialChanType.INVITELIST:
 					return ListInvites as Component;
-				case "list_channels":
+				case SpecialChanType.CHANNELLIST:
 					return ListChannels as Component;
-				case "list_ignored":
+				case SpecialChanType.IGNORELIST:
 					return ListIgnored as Component;
 			}
 
@@ -194,7 +195,7 @@ export default defineComponent({
 		};
 
 		const editTopic = () => {
-			if (props.channel.type === "channel") {
+			if (props.channel.type === ChanType.CHANNEL) {
 				props.channel.editTopic = true;
 			}
 		};
diff --git a/client/components/ChatInput.vue b/client/components/ChatInput.vue
index aa589a1a09..8cc2f8edac 100644
--- a/client/components/ChatInput.vue
+++ b/client/components/ChatInput.vue
@@ -63,6 +63,7 @@ import eventbus from "../js/eventbus";
 import {watch, defineComponent, nextTick, onMounted, PropType, ref, onUnmounted} from "vue";
 import type {ClientNetwork, ClientChan} from "../js/types";
 import {useStore} from "../js/store";
+import {ChanType} from "../../shared/types/chan";
 
 const formattingHotkeys = {
 	"mod+k": "\x03",
@@ -130,7 +131,7 @@ export default defineComponent({
 		};
 
 		const getInputPlaceholder = (channel: ClientChan) => {
-			if (channel.type === "channel" || channel.type === "query") {
+			if (channel.type === ChanType.CHANNEL || channel.type === ChanType.QUERY) {
 				return `Write to ${channel.name}`;
 			}
 
diff --git a/client/components/MessageCondensed.vue b/client/components/MessageCondensed.vue
index c45a7ac0d4..218fdeff38 100644
--- a/client/components/MessageCondensed.vue
+++ b/client/components/MessageCondensed.vue
@@ -20,6 +20,7 @@
 <script lang="ts">
 import {computed, defineComponent, PropType, ref} from "vue";
 import {condensedTypes} from "../../shared/irc";
+import {MessageType} from "../../shared/types/msg";
 import {ClientMessage, ClientNetwork} from "../js/types";
 import Message from "./Message.vue";
 
@@ -57,16 +58,23 @@ export default defineComponent({
 
 			for (const message of props.messages) {
 				// special case since one MODE message can change multiple modes
-				if (message.type === "mode") {
+				if (message.type === MessageType.MODE) {
 					// syntax: +vv-t maybe-some targets
 					// we want the number of mode changes in the message, so count the
 					// number of chars other than + and - before the first space
-					const modeChangesCount = message.text
+					const text = message.text ? message.text : "";
+					const modeChangesCount = text
 						.split(" ")[0]
 						.split("")
 						.filter((char) => char !== "+" && char !== "-").length;
 					obj[message.type] += modeChangesCount;
 				} else {
+					if (!message.type) {
+						/* eslint-disable no-console */
+						console.log(`empty message type, this should not happen: ${message.id}`);
+						continue;
+					}
+
 					obj[message.type]++;
 				}
 			}
diff --git a/client/components/MessageList.vue b/client/components/MessageList.vue
index 62215e21dd..2a2afe1bbd 100644
--- a/client/components/MessageList.vue
+++ b/client/components/MessageList.vue
@@ -59,6 +59,8 @@
 
 <script lang="ts">
 import {condensedTypes} from "../../shared/irc";
+import {ChanType} from "../../shared/types/chan";
+import {MessageType, SharedMsg} from "../../shared/types/msg";
 import eventbus from "../js/eventbus";
 import clipboard from "../js/clipboard";
 import socket from "../js/socket";
@@ -79,7 +81,6 @@ import {
 } from "vue";
 import {useStore} from "../js/store";
 import {ClientChan, ClientMessage, ClientNetwork, ClientLinkPreview} from "../js/types";
-import {SharedMsg} from "../../shared/types/msg";
 
 type CondensedMessageContainer = {
 	type: "condensed";
@@ -103,7 +104,7 @@ export default defineComponent({
 		channel: {type: Object as PropType<ClientChan>, required: true},
 		focused: Number,
 	},
-	setup(props, {emit}) {
+	setup(props) {
 		const store = useStore();
 
 		const chat = ref<HTMLDivElement | null>(null);
@@ -177,14 +178,14 @@ export default defineComponent({
 		});
 
 		const condensedMessages = computed(() => {
-			if (props.channel.type !== "channel" && props.channel.type !== "query") {
+			if (props.channel.type !== ChanType.CHANNEL && props.channel.type !== ChanType.QUERY) {
 				return props.channel.messages;
 			}
 
 			// If actions are hidden, just return a message list with them excluded
 			if (store.state.settings.statusMessages === "hidden") {
 				return props.channel.messages.filter(
-					(message) => !condensedTypes.has(message.type)
+					(message) => !condensedTypes.has(message.type || "")
 				);
 			}
 
@@ -200,7 +201,7 @@ export default defineComponent({
 			for (const message of props.channel.messages) {
 				// If this message is not condensable, or its an action affecting our user,
 				// then just append the message to container and be done with it
-				if (message.self || message.highlight || !condensedTypes.has(message.type)) {
+				if (message.self || message.highlight || !condensedTypes.has(message.type || "")) {
 					lastCondensedContainer = null;
 
 					condensed.push(message);
@@ -242,7 +243,7 @@ export default defineComponent({
 		});
 
 		const shouldDisplayDateMarker = (
-			message: SharedMsg | ClientMessage | CondensedMessageContainer,
+			message: SharedMsg | CondensedMessageContainer,
 			id: number
 		) => {
 			const previousMessage = condensedMessages.value[id - 1];
@@ -270,12 +271,13 @@ export default defineComponent({
 			return false;
 		};
 
-		const isPreviousSource = (currentMessage: ClientMessage | SharedMsg, id: number) => {
+		const isPreviousSource = (currentMessage: ClientMessage, id: number) => {
 			const previousMessage = condensedMessages.value[id - 1];
-			return !!(
+			return (
 				previousMessage &&
-				currentMessage.type === "message" &&
-				previousMessage.type === "message" &&
+				currentMessage.type === MessageType.MESSAGE &&
+				previousMessage.type === MessageType.MESSAGE &&
+				currentMessage.from &&
 				previousMessage.from &&
 				currentMessage.from.nick === previousMessage.from.nick
 			);
diff --git a/client/components/Windows/NetworkEdit.vue b/client/components/Windows/NetworkEdit.vue
index 420f7aeeb2..822164ce15 100644
--- a/client/components/Windows/NetworkEdit.vue
+++ b/client/components/Windows/NetworkEdit.vue
@@ -48,7 +48,7 @@ export default defineComponent({
 
 		watch(
 			() => route.params.uuid,
-			(newValue) => {
+			() => {
 				setNetworkData();
 			}
 		);
diff --git a/client/js/autocompletion.ts b/client/js/autocompletion.ts
index b85f7c7331..ea3593e087 100644
--- a/client/js/autocompletion.ts
+++ b/client/js/autocompletion.ts
@@ -1,13 +1,14 @@
 import constants from "./constants";
 
 import Mousetrap from "mousetrap";
-import {Strategy, Textcomplete, StrategyProps} from "@textcomplete/core";
+import {Textcomplete, StrategyProps} from "@textcomplete/core";
 import {TextareaEditor} from "@textcomplete/textarea";
 
 import fuzzy from "fuzzy";
 
 import emojiMap from "./helpers/simplemap.json";
 import {store} from "./store";
+import {ChanType} from "../../shared/types/chan";
 
 export default enableAutocomplete;
 
@@ -38,7 +39,6 @@ const nicksStrategy: StrategyProps = {
 
 		if (term[0] === "@") {
 			// TODO: type
-			// eslint-disable-next-line @typescript-eslint/restrict-plus-operands
 			callback(completeNicks(term.slice(1), true).map((val) => ["@" + val[0], "@" + val[1]]));
 		} else {
 			callback(completeNicks(term, true));
@@ -292,7 +292,7 @@ function rawNicks() {
 	const otherUser = store.state.activeChannel.channel.name;
 
 	// If this is a query, add their name to autocomplete
-	if (me !== otherUser && store.state.activeChannel.channel.type === "query") {
+	if (me !== otherUser && store.state.activeChannel.channel.type === ChanType.QUERY) {
 		return [otherUser, me];
 	}
 
@@ -332,7 +332,7 @@ function completeChans(word: string) {
 	if (store.state.activeChannel) {
 		for (const channel of store.state.activeChannel.network.channels) {
 			// Push all channels that start with the same CHANTYPE
-			if (channel.type === "channel" && channel.name[0] === word[0]) {
+			if (channel.type === ChanType.CHANNEL && channel.name[0] === word[0]) {
 				words.push(channel.name);
 			}
 		}
diff --git a/client/js/chan.ts b/client/js/chan.ts
index 2cf2d62123..f10db4a8e6 100644
--- a/client/js/chan.ts
+++ b/client/js/chan.ts
@@ -1,11 +1,12 @@
 import {ClientChan, ClientMessage} from "./types";
 import {SharedNetworkChan} from "../../shared/types/network";
-import {SharedMsg} from "../../shared/types/msg";
+import {SharedMsg, MessageType} from "../../shared/types/msg";
+import {ChanType} from "../../shared/types/chan";
 
 export function toClientChan(shared: SharedNetworkChan): ClientChan {
 	const history: string[] = [""].concat(
 		shared.messages
-			.filter((m) => m.self && m.text && m.type === "message")
+			.filter((m) => m.self && m.text && m.type === MessageType.MESSAGE)
 			// TS is too stupid to see the nil guard on filter... so we monkey patch it
 			.map((m): string => (m.text ? m.text : ""))
 			.reverse()
@@ -21,7 +22,7 @@ export function toClientChan(shared: SharedNetworkChan): ClientChan {
 		historyLoading: false,
 		scrolledToBottom: true,
 		users: [],
-		usersOutdated: shared.type === "channel" ? true : false,
+		usersOutdated: shared.type === ChanType.CHANNEL ? true : false,
 		moreHistoryAvailable: shared.totalMessages > shared.messages.length,
 		inputHistory: history,
 		messages: sharedMsgToClientMsg(messages),
diff --git a/client/js/helpers/contextMenu.ts b/client/js/helpers/contextMenu.ts
index 66ce5d2b13..c21b9918d4 100644
--- a/client/js/helpers/contextMenu.ts
+++ b/client/js/helpers/contextMenu.ts
@@ -4,6 +4,7 @@ import type {ClientChan, ClientNetwork, ClientUser} from "../types";
 import {switchToChannel} from "../router";
 import {TypedStore} from "../store";
 import useCloseChannel from "../hooks/use-close-channel";
+import {ChanType} from "../../../shared/types/chan";
 
 type BaseContextMenuItem = {
 	label: string;
@@ -61,7 +62,7 @@ export function generateChannelContextMenu(
 	];
 
 	// Add menu items for lobbies
-	if (channel.type === "lobby") {
+	if (channel.type === ChanType.LOBBY) {
 		items = [
 			...items,
 			{
@@ -121,7 +122,7 @@ export function generateChannelContextMenu(
 	}
 
 	// Add menu items for channels
-	if (channel.type === "channel") {
+	if (channel.type === ChanType.CHANNEL) {
 		items.push({
 			label: "Edit topic",
 			type: "item",
@@ -145,7 +146,7 @@ export function generateChannelContextMenu(
 	}
 
 	// Add menu items for queries
-	if (channel.type === "query") {
+	if (channel.type === ChanType.QUERY) {
 		items.push(
 			{
 				label: "User information",
@@ -173,7 +174,7 @@ export function generateChannelContextMenu(
 		);
 	}
 
-	if (channel.type === "channel" || channel.type === "query") {
+	if (channel.type === ChanType.CHANNEL || channel.type === ChanType.QUERY) {
 		items.push({
 			label: "Clear history",
 			type: "item",
diff --git a/client/js/helpers/parse.ts b/client/js/helpers/parse.ts
index e69067a49e..42b71ed42f 100644
--- a/client/js/helpers/parse.ts
+++ b/client/js/helpers/parse.ts
@@ -185,8 +185,7 @@ function parse(text: string, message?: ClientMessage, network?: ClientNetwork) {
 		} else if (textPart.emoji) {
 			const emojiWithoutModifiers = textPart.emoji.replace(emojiModifiersRegex, "");
 			const title = emojiMap[emojiWithoutModifiers]
-				? // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
-				  `Emoji: ${emojiMap[emojiWithoutModifiers]}`
+				? `Emoji: ${emojiMap[emojiWithoutModifiers]}`
 				: null;
 
 			return createElement(
diff --git a/client/js/hooks/use-close-channel.ts b/client/js/hooks/use-close-channel.ts
index 26bf82dc9a..8c6cd3f0f0 100644
--- a/client/js/hooks/use-close-channel.ts
+++ b/client/js/hooks/use-close-channel.ts
@@ -1,10 +1,11 @@
 import eventbus from "../eventbus";
 import socket from "../socket";
 import {ClientChan} from "../types";
+import {ChanType} from "../../../shared/types/chan";
 
 export default function useCloseChannel(channel: ClientChan) {
 	return () => {
-		if (channel.type === "lobby") {
+		if (channel.type === ChanType.LOBBY) {
 			eventbus.emit(
 				"confirm-dialog",
 				{
diff --git a/client/js/keybinds.ts b/client/js/keybinds.ts
index 079f293e13..34615ef3f0 100644
--- a/client/js/keybinds.ts
+++ b/client/js/keybinds.ts
@@ -6,6 +6,7 @@ import isChannelCollapsed from "./helpers/isChannelCollapsed";
 import isIgnoredKeybind from "./helpers/isIgnoredKeybind";
 import listenForTwoFingerSwipes from "./helpers/listenForTwoFingerSwipes";
 import {ClientChan} from "./types";
+import {ChanType} from "../../shared/types/chan";
 
 // Switch to the next/previous window in the channel list.
 Mousetrap.bind(["alt+up", "alt+down"], function (e, keys) {
@@ -73,7 +74,7 @@ Mousetrap.bind(["alt+shift+up", "alt+shift+down"], function (e, keys) {
 		index = store.state.networks.findIndex((n) => n === store.state.activeChannel?.network);
 
 		// If we're in a channel, and it's not the lobby, jump to lobby of this network when going up
-		if (direction !== -1 || store.state.activeChannel?.channel.type === "lobby") {
+		if (direction !== -1 || store.state.activeChannel?.channel.type === ChanType.LOBBY) {
 			index = (((index + direction) % length) + length) % length;
 		}
 	}
diff --git a/client/js/router.ts b/client/js/router.ts
index a2bd691b2d..9200303640 100644
--- a/client/js/router.ts
+++ b/client/js/router.ts
@@ -162,7 +162,6 @@ async function navigate(routeName: string, params: any = {}) {
 		// If current route is null, replace the history entry
 		// This prevents invalid entries from lingering in history,
 		// and then the route guard preventing proper navigation
-		// eslint-disable-next-line @typescript-eslint/no-empty-function
 		await router.replace({name: routeName, params}).catch(() => {});
 	}
 }
diff --git a/client/js/settings.ts b/client/js/settings.ts
index 26309b3767..3411f4797a 100644
--- a/client/js/settings.ts
+++ b/client/js/settings.ts
@@ -2,7 +2,6 @@ import socket from "./socket";
 import type {TypedStore} from "./store";
 
 const defaultSettingConfig = {
-	// eslint-disable-next-line @typescript-eslint/no-empty-function
 	apply() {},
 	default: null,
 	sync: null,
diff --git a/client/js/socket-events/more.ts b/client/js/socket-events/more.ts
index 703e07de53..a044b9fa57 100644
--- a/client/js/socket-events/more.ts
+++ b/client/js/socket-events/more.ts
@@ -2,7 +2,7 @@ import {nextTick} from "vue";
 
 import socket from "../socket";
 import {store} from "../store";
-import type {ClientChan, ClientMessage} from "../types";
+import {MessageType} from "../../../shared/types/msg";
 
 socket.on("more", async (data) => {
 	const channel = store.getters.findChannel(data.chan)?.channel;
@@ -13,7 +13,7 @@ socket.on("more", async (data) => {
 
 	channel.inputHistory = channel.inputHistory.concat(
 		data.messages
-			.filter((m) => m.self && m.text && m.type === "message")
+			.filter((m) => m.self && m.text && m.type === MessageType.MESSAGE)
 			// TS is too stupid to see the guard in .filter(), so we monkey patch it
 			// to please the compiler
 			.map((m) => (m.text ? m.text : ""))
diff --git a/client/js/socket-events/msg.ts b/client/js/socket-events/msg.ts
index 5c8352539e..af53a631e0 100644
--- a/client/js/socket-events/msg.ts
+++ b/client/js/socket-events/msg.ts
@@ -1,10 +1,10 @@
-/* eslint-disable @typescript-eslint/restrict-plus-operands */
 import socket from "../socket";
 import {cleanIrcMessage} from "../../../shared/irc";
 import {store} from "../store";
 import {switchToChannel} from "../router";
 import {ClientChan, NetChan, ClientMessage} from "../types";
-import {SharedMsg} from "../../../shared/types/msg";
+import {SharedMsg, MessageType} from "../../../shared/types/msg";
+import {ChanType} from "../../../shared/types/chan";
 
 let pop;
 
@@ -13,7 +13,6 @@ try {
 	pop.src = "audio/pop.wav";
 } catch (e) {
 	pop = {
-		// eslint-disable-next-line @typescript-eslint/no-empty-function
 		play() {},
 	};
 }
@@ -91,7 +90,7 @@ socket.on("msg", function (data) {
 		channel.moreHistoryAvailable = true;
 	}
 
-	if (channel.type === "channel") {
+	if (channel.type === ChanType.CHANNEL) {
 		updateUserList(channel, data.msg);
 	}
 });
@@ -114,7 +113,10 @@ function notifyMessage(
 		return;
 	}
 
-	if (msg.highlight || (store.state.settings.notifyAllMessages && msg.type === "message")) {
+	if (
+		msg.highlight ||
+		(store.state.settings.notifyAllMessages && msg.type === MessageType.MESSAGE)
+	) {
 		if (!document.hasFocus() || !activeChannel || activeChannel.channel !== channel) {
 			if (store.state.settings.notification) {
 				try {
@@ -134,17 +136,17 @@ function notifyMessage(
 				// TODO: fix msg type and get rid of that conditional
 				const nick = msg.from && msg.from.nick ? msg.from.nick : "unkonown";
 
-				if (msg.type === "invite") {
+				if (msg.type === MessageType.INVITE) {
 					title = "New channel invite:";
 					body = nick + " invited you to " + msg.channel;
 				} else {
 					title = nick;
 
-					if (channel.type !== "query") {
+					if (channel.type !== ChanType.QUERY) {
 						title += ` (${channel.name})`;
 					}
 
-					if (msg.type === "message") {
+					if (msg.type === MessageType.MESSAGE) {
 						title += " says:";
 					}
 
@@ -198,9 +200,9 @@ function notifyMessage(
 
 function updateUserList(channel: ClientChan, msg: SharedMsg) {
 	switch (msg.type) {
-		case "message": // fallthrough
+		case MessageType.MESSAGE: // fallthrough
 
-		case "action": {
+		case MessageType.ACTION: {
 			const user = channel.users.find((u) => u.nick === msg.from?.nick);
 
 			if (user) {
@@ -210,9 +212,9 @@ function updateUserList(channel: ClientChan, msg: SharedMsg) {
 			break;
 		}
 
-		case "quit": // fallthrough
+		case MessageType.QUIT: // fallthrough
 
-		case "part": {
+		case MessageType.PART: {
 			const idx = channel.users.findIndex((u) => u.nick === msg.from?.nick);
 
 			if (idx > -1) {
@@ -222,7 +224,7 @@ function updateUserList(channel: ClientChan, msg: SharedMsg) {
 			break;
 		}
 
-		case "kick": {
+		case MessageType.KICK: {
 			const idx = channel.users.findIndex((u) => u.nick === msg.target?.nick);
 
 			if (idx > -1) {
diff --git a/client/js/socket-events/mute_changed.ts b/client/js/socket-events/mute_changed.ts
index bf754c34a7..f6d2fb9e69 100644
--- a/client/js/socket-events/mute_changed.ts
+++ b/client/js/socket-events/mute_changed.ts
@@ -1,14 +1,15 @@
 import socket from "../socket";
 import {store} from "../store";
+import {ChanType} from "../../../shared/types/chan";
 
 socket.on("mute:changed", (response) => {
 	const {target, status} = response;
 
 	const netChan = store.getters.findChannel(target);
 
-	if (netChan?.channel.type === "lobby") {
+	if (netChan?.channel.type === ChanType.LOBBY) {
 		for (const chan of netChan.network.channels) {
-			if (chan.type !== "special") {
+			if (chan.type !== ChanType.SPECIAL) {
 				chan.muted = status;
 			}
 		}
diff --git a/client/js/vue.ts b/client/js/vue.ts
index 332d41e11f..9f6e8fda2c 100644
--- a/client/js/vue.ts
+++ b/client/js/vue.ts
@@ -61,10 +61,10 @@ store.watch(
 
 		if (nav.setAppBadge) {
 			if (highlightCount > 0) {
-				nav.setAppBadge(highlightCount);
+				nav.setAppBadge(highlightCount).catch(() => {});
 			} else {
 				if (nav.clearAppBadge) {
-					nav.clearAppBadge();
+					nav.clearAppBadge().catch(() => {});
 				}
 			}
 		}
diff --git a/server/clientManager.ts b/server/clientManager.ts
index fcda360bbc..a0f1aabfb6 100644
--- a/server/clientManager.ts
+++ b/server/clientManager.ts
@@ -7,7 +7,6 @@ import path from "path";
 import Auth from "./plugins/auth";
 import Client, {UserConfig} from "./client";
 import Config from "./config";
-import {NetworkConfig} from "./models/network";
 import WebPush from "./plugins/webpush";
 import log from "./log";
 import {Server} from "./server";
@@ -185,7 +184,6 @@ class ClientManager {
 				mode: 0o600,
 			});
 		} catch (e: any) {
-			// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 			log.error(`Failed to create user ${colors.green(name)} (${e})`);
 			throw e;
 		}
@@ -253,7 +251,6 @@ class ClientManager {
 
 			return callback ? callback() : true;
 		} catch (e: any) {
-			// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 			log.error(`Failed to update user ${colors.green(client.name)} (${e})`);
 
 			if (callback) {
@@ -287,7 +284,6 @@ class ClientManager {
 			const data = fs.readFileSync(userPath, "utf-8");
 			return JSON.parse(data) as UserConfig;
 		} catch (e: any) {
-			// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 			log.error(`Failed to read user ${colors.bold(name)}: ${e}`);
 		}
 
diff --git a/server/plugins/auth/local.ts b/server/plugins/auth/local.ts
index 70162016cf..f2a3638234 100644
--- a/server/plugins/auth/local.ts
+++ b/server/plugins/auth/local.ts
@@ -3,7 +3,7 @@ import log from "../../log";
 import Helper from "../../helper";
 import type {AuthHandler} from "../auth";
 
-const localAuth: AuthHandler = (manager, client, user, password, callback) => {
+const localAuth: AuthHandler = (_manager, client, user, password, callback) => {
 	// If no user is found, or if the client has not provided a password,
 	// fail the authentication straight away
 	if (!client || !password) {
@@ -40,7 +40,6 @@ const localAuth: AuthHandler = (manager, client, user, password, callback) => {
 			callback(matching);
 		})
 		.catch((error) => {
-			// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 			log.error(`Error while checking users password. Error: ${error}`);
 		});
 };
diff --git a/server/plugins/clientCertificate.ts b/server/plugins/clientCertificate.ts
index ab2ada9094..b832a21edd 100644
--- a/server/plugins/clientCertificate.ts
+++ b/server/plugins/clientCertificate.ts
@@ -95,7 +95,6 @@ function generate() {
 	// Set notAfter 100 years into the future just in case
 	// the server actually validates this field
 	cert.validity.notAfter = new Date();
-	// eslint-disable-next-line @typescript-eslint/restrict-plus-operands
 	cert.validity.notAfter.setFullYear(cert.validity.notBefore.getFullYear() + 100);
 
 	const attrs = [
diff --git a/server/plugins/dev-server.ts b/server/plugins/dev-server.ts
index 5c2456c580..7d215fa5b1 100644
--- a/server/plugins/dev-server.ts
+++ b/server/plugins/dev-server.ts
@@ -29,6 +29,7 @@ export default (app: express.Application) => {
 	const compiler = webpack(webpackConfig);
 
 	app.use(
+		// eslint-disable-next-line @typescript-eslint/no-misused-promises
 		webpackDevMiddleware(compiler, {
 			index: "/",
 			publicPath: webpackConfig.output?.publicPath,
diff --git a/server/plugins/inputs/mute.ts b/server/plugins/inputs/mute.ts
index ce1187d9f5..07a025d337 100644
--- a/server/plugins/inputs/mute.ts
+++ b/server/plugins/inputs/mute.ts
@@ -6,6 +6,7 @@ import Msg from "../../models/msg";
 
 import Client from "../../client";
 import {MessageType} from "../../../shared/types/msg";
+import {ChanType} from "../../../shared/types/chan";
 
 const commands = ["mute", "unmute"];
 const allowDisconnected = true;
@@ -25,7 +26,7 @@ function args_to_channels(network: Network, args: string[]) {
 }
 
 function change_mute_state(client: Client, target: Chan, valueToSet: boolean) {
-	if (target.type === "special") {
+	if (target.type === ChanType.SPECIAL) {
 		return;
 	}
 
diff --git a/server/plugins/irc-events/connection.ts b/server/plugins/irc-events/connection.ts
index 0c6041ff40..ff28f54550 100644
--- a/server/plugins/irc-events/connection.ts
+++ b/server/plugins/irc-events/connection.ts
@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/restrict-plus-operands */
 import _ from "lodash";
 import {IrcEventHandler} from "../../client";
 
diff --git a/server/plugins/irc-events/ctcp.ts b/server/plugins/irc-events/ctcp.ts
index 672d447e11..1d72d73b15 100644
--- a/server/plugins/irc-events/ctcp.ts
+++ b/server/plugins/irc-events/ctcp.ts
@@ -79,7 +79,6 @@ export default <IrcEventHandler>function (irc, network) {
 					type: MessageType.CTCP_REQUEST,
 					time: data.time,
 					from: new User({nick: target}),
-					// eslint-disable-next-line @typescript-eslint/restrict-plus-operands
 					hostmask: data.ident + "@" + data.hostname,
 					ctcpMessage: data.message,
 				});
diff --git a/server/plugins/irc-events/error.ts b/server/plugins/irc-events/error.ts
index 4000f1351e..b5ae24e62d 100644
--- a/server/plugins/irc-events/error.ts
+++ b/server/plugins/irc-events/error.ts
@@ -58,7 +58,6 @@ export default <IrcEventHandler>function (irc, network) {
 		if (irc.connection.registered === false) {
 			const nickLen = parseInt(network.irc.network.options.NICKLEN, 10) || 16;
 
-			// eslint-disable-next-line @typescript-eslint/restrict-plus-operands
 			const random = (data.nick || irc.user.nick) + Math.floor(Math.random() * 10);
 
 			// Safeguard nick changes up to allowed length
diff --git a/server/plugins/irc-events/mode.ts b/server/plugins/irc-events/mode.ts
index 79126d871f..b6e5d6c6dc 100644
--- a/server/plugins/irc-events/mode.ts
+++ b/server/plugins/irc-events/mode.ts
@@ -35,7 +35,6 @@ export default <IrcEventHandler>function (irc, network) {
 
 		const msg = new Msg({
 			type: MessageType.MODE_CHANNEL,
-			// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 			text: `${data.raw_modes} ${data.raw_params.join(" ")}`,
 		});
 		targetChan.pushMessage(client, msg);
diff --git a/server/plugins/irc-events/nick.ts b/server/plugins/irc-events/nick.ts
index 994216537d..9a45b20694 100644
--- a/server/plugins/irc-events/nick.ts
+++ b/server/plugins/irc-events/nick.ts
@@ -14,7 +14,6 @@ export default <IrcEventHandler>function (irc, network) {
 
 			const lobby = network.getLobby();
 			const msg = new Msg({
-				// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 				text: `You're now known as ${data.new_nick}`,
 			});
 			lobby.pushMessage(client, msg, true);
diff --git a/server/plugins/irc-events/sasl.ts b/server/plugins/irc-events/sasl.ts
index 8211d1e339..924b86a6a5 100644
--- a/server/plugins/irc-events/sasl.ts
+++ b/server/plugins/irc-events/sasl.ts
@@ -11,7 +11,6 @@ export default <IrcEventHandler>function (irc, network) {
 
 		const msg = new Msg({
 			type: MessageType.LOGIN,
-			// eslint-disable-next-line @typescript-eslint/restrict-plus-operands
 			text: "Logged in as: " + data.account,
 		});
 		lobby.pushMessage(client, msg, true);
diff --git a/server/plugins/irc-events/whois.ts b/server/plugins/irc-events/whois.ts
index 5b7924ad21..48e38dde7b 100644
--- a/server/plugins/irc-events/whois.ts
+++ b/server/plugins/irc-events/whois.ts
@@ -44,7 +44,6 @@ export default <IrcEventHandler>function (irc, network) {
 		if (data.error) {
 			msg = new Msg({
 				type: MessageType.ERROR,
-				// eslint-disable-next-line @typescript-eslint/restrict-plus-operands
 				text: "No such nick: " + data.nick,
 			});
 		} else {
diff --git a/server/plugins/uploader.ts b/server/plugins/uploader.ts
index 0a5e53a88f..a735412ae5 100644
--- a/server/plugins/uploader.ts
+++ b/server/plugins/uploader.ts
@@ -223,7 +223,6 @@ class Uploader {
 		try {
 			fs.mkdirSync(destDir, {recursive: true});
 		} catch (err: any) {
-			// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 			log.error(`Error ensuring ${destDir} exists for uploads: ${err.message}`);
 
 			return abortWithError(err);
@@ -324,7 +323,6 @@ class Uploader {
 			return "application/octet-stream";
 		} catch (e: any) {
 			if (e.code !== "ENOENT") {
-				// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 				log.warn(`Failed to read ${filePath}: ${e.message}`);
 			}
 		}
diff --git a/shared/types/socket-events.d.ts b/shared/types/socket-events.d.ts
index f036a89df1..312486cb48 100644
--- a/shared/types/socket-events.d.ts
+++ b/shared/types/socket-events.d.ts
@@ -174,8 +174,6 @@ interface ClientToServerEvents {
 	search: EventHandler<SearchQuery>;
 }
 
-// eslint-disable-next-line @typescript-eslint/no-empty-interface
 interface InterServerEvents {}
 
-// eslint-disable-next-line @typescript-eslint/no-empty-interface
 interface SocketData {}
diff --git a/test/models/network.ts b/test/models/network.ts
index 1bf78a845a..a5a207acee 100644
--- a/test/models/network.ts
+++ b/test/models/network.ts
@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/no-empty-function */
 import {expect} from "chai";
 import sinon from "ts-sinon";
 import Chan from "../../server/models/chan";
diff --git a/test/plugins/link.ts b/test/plugins/link.ts
index b3cd77f9a7..0d016512ab 100644
--- a/test/plugins/link.ts
+++ b/test/plugins/link.ts
@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/restrict-template-expressions */
 import path from "path";
 import {expect} from "chai";
 import util from "../util";
diff --git a/test/plugins/storage.ts b/test/plugins/storage.ts
index e1e255438f..9f20daf058 100644
--- a/test/plugins/storage.ts
+++ b/test/plugins/storage.ts
@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/restrict-template-expressions */
 import fs from "fs";
 import path from "path";
 import crypto from "crypto";
diff --git a/test/server.ts b/test/server.ts
index 4a29334445..d981312b7d 100644
--- a/test/server.ts
+++ b/test/server.ts
@@ -47,7 +47,6 @@ describe("Server", function () {
 		server.close(done);
 	});
 
-	// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
 	const webURL = `http://${Config.values.host}:${Config.values.port}/`;
 
 	describe("Express", () => {