diff --git a/.oxlintrc.json b/.oxlintrc.json
index d807af3b95..086ee7f601 100644
--- a/.oxlintrc.json
+++ b/.oxlintrc.json
@@ -73,9 +73,13 @@
         "eqeqeq": "error",
         "curly": "error",
         "no-console": "error",
+        "no-unused-expressions": "error",
         "arrow-body-style": ["error", "as-needed"],
-        "no-useless-escape": "off",
         "react/react-in-jsx-scope": "off",
+        "typescript/await-thenable": "error",
+        "typescript/no-duplicate-type-constituents": "error",
+        "typescript/no-meaningless-void-operator": "error",
+        "typescript/require-array-sort-compare": "error",
         "react/self-closing-comp": [
           "error",
           {
diff --git a/app/components/Menu/ContextMenu.tsx b/app/components/Menu/ContextMenu.tsx
index 933f5f2f7e..a690991689 100644
--- a/app/components/Menu/ContextMenu.tsx
+++ b/app/components/Menu/ContextMenu.tsx
@@ -47,7 +47,7 @@ export const ContextMenu = observer(
           onClose?.();
         }
       },
-      [open, onOpen, onClose]
+      [onOpen, onClose]
     );
 
     const enablePointerEvents = React.useCallback(() => {
diff --git a/app/components/Sharing/components/Suggestions.tsx b/app/components/Sharing/components/Suggestions.tsx
index e4ea4b7865..4f2b9a6b23 100644
--- a/app/components/Sharing/components/Suggestions.tsx
+++ b/app/components/Sharing/components/Suggestions.tsx
@@ -143,7 +143,7 @@ export const Suggestions = observer(
     );
 
     React.useEffect(() => {
-      void fetchUsersByQuery(query);
+      fetchUsersByQuery(query);
     }, [query, fetchUsersByQuery]);
 
     function getListItemProps(suggestion: User | Group) {
diff --git a/app/components/primitives/Menu/index.tsx b/app/components/primitives/Menu/index.tsx
index 56317587fa..7677eea644 100644
--- a/app/components/primitives/Menu/index.tsx
+++ b/app/components/primitives/Menu/index.tsx
@@ -72,8 +72,7 @@ type ContentProps = React.ComponentPropsWithoutRef<
   React.ComponentPropsWithoutRef<typeof ContextMenuPrimitive.Content>;
 
 const MenuContent = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.Content>
-  | React.ElementRef<typeof ContextMenuPrimitive.Content>,
+  React.ElementRef<typeof DropdownMenuPrimitive.Content>,
   ContentProps
 >((props, ref) => {
   const { variant } = useMenuContext();
@@ -120,8 +119,7 @@ type SubMenuTriggerProps = BaseItemProps &
   React.ComponentPropsWithoutRef<typeof ContextMenuPrimitive.SubTrigger>;
 
 const SubMenuTrigger = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.SubTrigger>
-  | React.ElementRef<typeof ContextMenuPrimitive.SubTrigger>,
+  React.ElementRef<typeof DropdownMenuPrimitive.SubTrigger>,
   SubMenuTriggerProps
 >((props, ref) => {
   const { variant } = useMenuContext();
@@ -150,8 +148,7 @@ type SubMenuContentProps = React.ComponentPropsWithoutRef<
   React.ComponentPropsWithoutRef<typeof ContextMenuPrimitive.SubContent>;
 
 const SubMenuContent = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.SubContent>
-  | React.ElementRef<typeof ContextMenuPrimitive.SubContent>,
+  React.ElementRef<typeof DropdownMenuPrimitive.SubContent>,
   SubMenuContentProps
 >((props, ref) => {
   const { variant } = useMenuContext();
@@ -203,8 +200,7 @@ type MenuGroupProps = {
   >;
 
 const MenuGroup = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.Group>
-  | React.ElementRef<typeof ContextMenuPrimitive.Group>,
+  React.ElementRef<typeof DropdownMenuPrimitive.Group>,
   MenuGroupProps
 >((props, ref) => {
   const { variant } = useMenuContext();
@@ -275,8 +271,7 @@ type MenuButtonProps = BaseItemProps & {
   >;
 
 const MenuButton = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.Item>
-  | React.ElementRef<typeof ContextMenuPrimitive.Item>,
+  React.ElementRef<typeof DropdownMenuPrimitive.Item>,
   MenuButtonProps
 >((props, ref) => {
   const { variant } = useMenuContext();
@@ -338,8 +333,7 @@ type MenuInternalLinkProps = BaseItemProps & {
   >;
 
 const MenuInternalLink = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.Item>
-  | React.ElementRef<typeof ContextMenuPrimitive.Item>,
+  React.ElementRef<typeof DropdownMenuPrimitive.Item>,
   MenuInternalLinkProps
 >((props, ref) => {
   const { variant } = useMenuContext();
@@ -375,8 +369,7 @@ type MenuExternalLinkProps = BaseItemProps & {
   >;
 
 const MenuExternalLink = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.Item>
-  | React.ElementRef<typeof ContextMenuPrimitive.Item>,
+  React.ElementRef<typeof DropdownMenuPrimitive.Item>,
   MenuExternalLinkProps
 >((props, ref) => {
   const { variant } = useMenuContext();
@@ -409,8 +402,7 @@ type MenuSeparatorProps = React.ComponentPropsWithoutRef<
   React.ComponentPropsWithoutRef<typeof ContextMenuPrimitive.Separator>;
 
 const MenuSeparator = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.Separator>
-  | React.ElementRef<typeof ContextMenuPrimitive.Separator>,
+  React.ElementRef<typeof DropdownMenuPrimitive.Separator>,
   MenuSeparatorProps
 >((props, ref) => {
   const { variant } = useMenuContext();
@@ -434,8 +426,7 @@ type MenuLabelProps = React.ComponentPropsWithoutRef<
   React.ComponentPropsWithoutRef<typeof ContextMenuPrimitive.Label>;
 
 const MenuLabel = React.forwardRef<
-  | React.ElementRef<typeof DropdownMenuPrimitive.Label>
-  | React.ElementRef<typeof ContextMenuPrimitive.Label>,
+  React.ElementRef<typeof DropdownMenuPrimitive.Label>,
   MenuLabelProps
 >((props, ref) => {
   const { variant } = useMenuContext();
diff --git a/app/editor/components/LinkEditor.tsx b/app/editor/components/LinkEditor.tsx
index d6dd4b0c8b..906a39c806 100644
--- a/app/editor/components/LinkEditor.tsx
+++ b/app/editor/components/LinkEditor.tsx
@@ -144,7 +144,11 @@ const LinkEditor: React.FC<Props> = ({
 
         if (selectedIndex >= 0 && results[selectedIndex]) {
           const selectedDoc = results[selectedIndex];
-          !mark ? addLink(selectedDoc.url) : updateLink(selectedDoc.url);
+          if (!mark) {
+            addLink(selectedDoc.url);
+          } else {
+            updateLink(selectedDoc.url);
+          }
         } else if (!trimmedQuery) {
           removeLink();
         } else if (!mark) {
@@ -238,7 +242,11 @@ const LinkEditor: React.FC<Props> = ({
               {results.map((doc, index) => (
                 <SuggestionsMenuItem
                   onClick={() => {
-                    !mark ? addLink(doc.path) : updateLink(doc.path);
+                    if (!mark) {
+                      addLink(doc.path);
+                    } else {
+                      updateLink(doc.path);
+                    }
                   }}
                   onPointerMove={() => setSelectedIndex(index)}
                   selected={index === selectedIndex}
diff --git a/app/editor/extensions/SmartText.ts b/app/editor/extensions/SmartText.ts
index 6a34831efb..1b31b1ca97 100644
--- a/app/editor/extensions/SmartText.ts
+++ b/app/editor/extensions/SmartText.ts
@@ -3,7 +3,7 @@ import { InputRule } from "@shared/editor/lib/InputRule";
 
 const rightArrow = new InputRule(/->$/, "→");
 // Note that the suppression of pipe here prevents conflict with table creation rule.
-const emdash = new InputRule(/(?:^|[^\|])(--\s)$/, "— ");
+const emdash = new InputRule(/(?:^|[^|])(--\s)$/, "— ");
 const oneHalf = new InputRule(/(?:^|\s)(1\/2)$/, "½");
 const threeQuarters = new InputRule(/(?:^|\s)(3\/4)$/, "¾");
 const copyright = new InputRule(/\(c\)$/, "©️");
@@ -12,17 +12,11 @@ const trademarked = new InputRule(/\(tm\)$/, "™️");
 const ellipsis = new InputRule(/\.\.\.$/, "…");
 
 // Double quotes
-const openDoubleQuote = new InputRule(
-  /(?:^|[\s\{\[\(\<'"\u2018\u201C])(")$/,
-  "“"
-);
+const openDoubleQuote = new InputRule(/(?:^|[\s{[(<'"\u2018\u201C])(")$/, "“");
 const closeDoubleQuote = new InputRule(/^(?!.*`)[\s\S]*(")$/, "”");
 
 // Single quotes
-const openSingleQuote = new InputRule(
-  /(?:^|[\s\{\[\(\<'"\u2018\u201C])(')$/,
-  "‘"
-);
+const openSingleQuote = new InputRule(/(?:^|[\s{[(<'"\u2018\u201C])(')$/, "‘");
 const closeSingleQuote = new InputRule(/^(?!.*`)[\s\S]*(')$/, "’");
 
 export default class SmartText extends Extension {
diff --git a/app/editor/extensions/Suggestion.ts b/app/editor/extensions/Suggestion.ts
index ceb1e4394a..0bb8342e5f 100644
--- a/app/editor/extensions/Suggestion.ts
+++ b/app/editor/extensions/Suggestion.ts
@@ -27,7 +27,7 @@ export default class Suggestion extends Extension {
         : `(?:${triggers.map(escapeRegExp).join("|")})`;
 
     this.openRegex = new RegExp(
-      `(?:^|\\s|\\(|[\\p{Script=Han}\\p{Script=Hiragana}\\p{Script=Katakana}\\p{Script=Hangul}])${triggerPattern}(${`[\\p{L}\/\\p{M}\\d${
+      `(?:^|\\s|\\(|[\\p{Script=Han}\\p{Script=Hiragana}\\p{Script=Katakana}\\p{Script=Hangul}])${triggerPattern}(${`[\\p{L}/\\p{M}\\d${
         this.options.allowSpaces ? "\\s{1}" : ""
       }\\.\\-–_]+`})${this.options.requireSearchTerm ? "" : "?"}$`,
       "u"
diff --git a/app/hooks/usePaginatedRequest.ts b/app/hooks/usePaginatedRequest.ts
index 82f9fa1fd1..4f24e1a397 100644
--- a/app/hooks/usePaginatedRequest.ts
+++ b/app/hooks/usePaginatedRequest.ts
@@ -31,7 +31,7 @@ const DEFAULT_LIMIT = 10;
  * @returns
  */
 export default function usePaginatedRequest<T = unknown>(
-  requestFn: (params?: PaginationParams | undefined) => Promise<T[]>,
+  requestFn: (params?: PaginationParams) => Promise<T[]>,
   params: PaginationParams = {}
 ): RequestResponse<T> {
   const [data, setData] = useState<T[]>();
diff --git a/app/hooks/usePinnedDocuments.ts b/app/hooks/usePinnedDocuments.ts
index ed1d5b3c2a..90a8ccf2dd 100644
--- a/app/hooks/usePinnedDocuments.ts
+++ b/app/hooks/usePinnedDocuments.ts
@@ -2,7 +2,7 @@ import { useEffect } from "react";
 import usePersistedState from "~/hooks/usePersistedState";
 import useStores from "./useStores";
 
-type UrlId = "home" | string;
+type UrlId = string;
 
 export const pinsCacheKey = (urlId: UrlId) => `pins-${urlId}`;
 
diff --git a/app/scenes/Document/hooks/useDocumentSave.ts b/app/scenes/Document/hooks/useDocumentSave.ts
index 64b41bd82f..a674330568 100644
--- a/app/scenes/Document/hooks/useDocumentSave.ts
+++ b/app/scenes/Document/hooks/useDocumentSave.ts
@@ -282,7 +282,7 @@ export function useDocumentSave({
       titleRef.current = value;
       document.title = value;
       updateIsDirtyRef.current();
-      void autosave();
+      autosave();
     },
     [document, autosave]
   );
diff --git a/app/scenes/Login/OAuthScopeHelper.ts b/app/scenes/Login/OAuthScopeHelper.ts
index ebbdfc850b..ac301e4fb6 100644
--- a/app/scenes/Login/OAuthScopeHelper.ts
+++ b/app/scenes/Login/OAuthScopeHelper.ts
@@ -42,7 +42,7 @@ export class OAuthScopeHelper {
         return t("Write all data");
       }
 
-      const [namespace, method] = scope.replace("/api/", "").split(/[:\.]/g);
+      const [namespace, method] = scope.replace("/api/", "").split(/[:.]/g);
       const readableMethod =
         methodToReadable[method as keyof typeof methodToReadable] ?? method;
       if (!readableMethod) {
diff --git a/app/scenes/Settings/Template.tsx b/app/scenes/Settings/Template.tsx
index a5fe777410..beb9d814b7 100644
--- a/app/scenes/Settings/Template.tsx
+++ b/app/scenes/Settings/Template.tsx
@@ -43,7 +43,9 @@ const LoadingState = observer(function LoadingState() {
       ui.addActiveModel(template);
     }
     return () => {
-      template && ui.removeActiveModel(template);
+      if (template) {
+        ui.removeActiveModel(template);
+      }
     };
   }, [template, ui]);
 
diff --git a/app/stores/PinsStore.ts b/app/stores/PinsStore.ts
index 659e665c39..5cedad4087 100644
--- a/app/stores/PinsStore.ts
+++ b/app/stores/PinsStore.ts
@@ -53,7 +53,7 @@ export default class PinsStore extends Store<Pin> {
   }
 
   @action
-  fetchPage = async (params?: FetchParams | undefined): Promise<Pin[]> => {
+  fetchPage = async (params?: FetchParams): Promise<Pin[]> => {
     this.isFetching = true;
 
     try {
diff --git a/app/stores/StarsStore.ts b/app/stores/StarsStore.ts
index 8d2906db2a..e83a43adc5 100644
--- a/app/stores/StarsStore.ts
+++ b/app/stores/StarsStore.ts
@@ -12,9 +12,7 @@ export default class StarsStore extends Store<Star> {
   }
 
   @action
-  fetchPage = async (
-    params?: PaginationParams | undefined
-  ): Promise<Star[]> => {
+  fetchPage = async (params?: PaginationParams): Promise<Star[]> => {
     this.isFetching = true;
 
     try {
diff --git a/app/stores/UserMembershipsStore.ts b/app/stores/UserMembershipsStore.ts
index dffca1987d..19c632cf32 100644
--- a/app/stores/UserMembershipsStore.ts
+++ b/app/stores/UserMembershipsStore.ts
@@ -19,9 +19,7 @@ export default class UserMembershipsStore extends Store<UserMembership> {
   }
 
   @action
-  fetchPage = async (
-    params?: PaginationParams | undefined
-  ): Promise<UserMembership[]> => {
+  fetchPage = async (params?: PaginationParams): Promise<UserMembership[]> => {
     this.isFetching = true;
 
     try {
diff --git a/app/stores/base/Store.ts b/app/stores/base/Store.ts
index f2be44f926..09834eb285 100644
--- a/app/stores/base/Store.ts
+++ b/app/stores/base/Store.ts
@@ -401,7 +401,7 @@ export default abstract class Store<T extends Model> {
 
   @action
   fetchPage = async (
-    params?: FetchPageParams | undefined
+    params?: FetchPageParams
   ): Promise<PaginatedResponse<T>> => {
     if (!this.actions.includes(RPCAction.List)) {
       throw new Error(`Cannot list ${this.modelName}`);
diff --git a/app/utils/ApiClient.ts b/app/utils/ApiClient.ts
index 45e1b4fb35..4d316f7be8 100644
--- a/app/utils/ApiClient.ts
+++ b/app/utils/ApiClient.ts
@@ -285,7 +285,7 @@ class ApiClient {
 
   post = <T = any>(
     path: string,
-    data?: JSONObject | FormData | undefined,
+    data?: JSONObject | FormData,
     options?: FetchOptions
   ): Promise<T> => {
     if (data instanceof FormData) {
diff --git a/server/models/ApiKey.ts b/server/models/ApiKey.ts
index cb3a7d5770..4116aa2a20 100644
--- a/server/models/ApiKey.ts
+++ b/server/models/ApiKey.ts
@@ -54,7 +54,7 @@ class ApiKey extends ParanoidModel<
   name: string;
 
   /** A list of scopes that this API key has access to */
-  @Matches(/[\/\.\w\s]*/, {
+  @Matches(/[/.\w\s]*/, {
     each: true,
   })
   @Column(DataType.ARRAY(DataType.STRING))
diff --git a/server/models/oauth/OAuthAuthentication.ts b/server/models/oauth/OAuthAuthentication.ts
index 43936a615b..f75a355aca 100644
--- a/server/models/oauth/OAuthAuthentication.ts
+++ b/server/models/oauth/OAuthAuthentication.ts
@@ -83,7 +83,7 @@ class OAuthAuthentication extends ParanoidModel<
   grantId: string | null;
 
   /** A list of scopes that this authentication has access to */
-  @Matches(/[\/\.\w\s]*/, {
+  @Matches(/[/.\w\s]*/, {
     each: true,
   })
   @Column(DataType.ARRAY(DataType.STRING))
diff --git a/server/models/oauth/OAuthAuthorizationCode.ts b/server/models/oauth/OAuthAuthorizationCode.ts
index c0e4835ca7..37767effe9 100644
--- a/server/models/oauth/OAuthAuthorizationCode.ts
+++ b/server/models/oauth/OAuthAuthorizationCode.ts
@@ -57,7 +57,7 @@ class OAuthAuthorizationCode extends IdModel<
   grantId: string | null;
 
   /** A list of scopes that this authorization code has access to */
-  @Matches(/[\/\.\w\s]*/, {
+  @Matches(/[/.\w\s]*/, {
     each: true,
   })
   @Column(DataType.ARRAY(DataType.STRING))
diff --git a/server/queues/tasks/ImportJSONTask.ts b/server/queues/tasks/ImportJSONTask.ts
index 4d7251ba36..824db125eb 100644
--- a/server/queues/tasks/ImportJSONTask.ts
+++ b/server/queues/tasks/ImportJSONTask.ts
@@ -155,7 +155,7 @@ export default class ImportJSONTask extends ImportTask {
       }
 
       if (Object.values(item.attachments).length) {
-        await mapAttachments(item.attachments);
+        mapAttachments(item.attachments);
       }
     }
 
diff --git a/server/queues/tasks/ImportMarkdownZipTask.ts b/server/queues/tasks/ImportMarkdownZipTask.ts
index d1e99bf415..03114b39ac 100644
--- a/server/queues/tasks/ImportMarkdownZipTask.ts
+++ b/server/queues/tasks/ImportMarkdownZipTask.ts
@@ -228,11 +228,11 @@ export default class ImportMarkdownZipTask extends ImportTask {
         document.text = document.text
           .replace(new RegExp(escapeRegExp(encodedPath), "g"), reference)
           .replace(
-            new RegExp(`\\\.?/?${escapeRegExp(normalizedAttachmentPath)}`, "g"),
+            new RegExp(`\\.?/?${escapeRegExp(normalizedAttachmentPath)}`, "g"),
             reference
           )
           .replace(
-            new RegExp(`\\\.?/?${escapeRegExp(genericNormalizedPath)}`, "g"),
+            new RegExp(`\\.?/?${escapeRegExp(genericNormalizedPath)}`, "g"),
             reference
           );
       }
diff --git a/server/routes/api/comments/comments.test.ts b/server/routes/api/comments/comments.test.ts
index e5b82231e0..18082c80a0 100644
--- a/server/routes/api/comments/comments.test.ts
+++ b/server/routes/api/comments/comments.test.ts
@@ -397,9 +397,9 @@ describe("#comments.list", () => {
 
     expect(res.status).toEqual(200);
     expect(body.data.length).toEqual(2);
-    expect([body.data[0].id, body.data[1].id].sort()).toEqual(
-      [comment1.id, comment2.id].sort()
-    );
+    expect(
+      [body.data[0].id, body.data[1].id].sort((a, b) => a.localeCompare(b))
+    ).toEqual([comment1.id, comment2.id].sort((a, b) => a.localeCompare(b)));
     expect(body.policies.length).toEqual(2);
     expect(body.policies[0].abilities.read).toBeTruthy();
     expect(body.policies[1].abilities.read).toBeTruthy();
diff --git a/server/validation.test.ts b/server/validation.test.ts
index eba2d83123..10a282184a 100644
--- a/server/validation.test.ts
+++ b/server/validation.test.ts
@@ -48,7 +48,7 @@ describe("#ValidateKey.sanitize", () => {
     const uuid1 = randomUUID();
     const uuid2 = randomUUID();
     expect(
-      ValidateKey.sanitize(`public/${uuid1}/${uuid2}/~\.\u0000\malicious_key`)
+      ValidateKey.sanitize(`public/${uuid1}/${uuid2}/~.\u0000malicious_key`)
     ).toEqual(`public/${uuid1}/${uuid2}/~.malicious_key`);
   });
 
diff --git a/shared/editor/embeds/index.tsx b/shared/editor/embeds/index.tsx
index 102713fb37..b84d8e3e93 100644
--- a/shared/editor/embeds/index.tsx
+++ b/shared/editor/embeds/index.tsx
@@ -183,9 +183,7 @@ const embeds: EmbedDescriptor[] = [
     id: "canva",
     title: "Canva",
     keywords: "design",
-    regexMatch: [
-      /^https:\/\/(?:www\.)?canva\.com\/design\/([\/a-zA-Z0-9_\-]*)$/,
-    ],
+    regexMatch: [/^https:\/\/(?:www\.)?canva\.com\/design\/([/a-zA-Z0-9_-]*)$/],
     transformMatch: (matches: RegExpMatchArray) => {
       const input = matches.input ?? matches[0];
 
@@ -634,7 +632,7 @@ const embeds: EmbedDescriptor[] = [
     id: "tella",
     title: "Tella",
     keywords: "video",
-    regexMatch: [/^https?:\/\/(?:www\.)?tella\.tv\/video\/([^\/]+)(?:.*)?$/],
+    regexMatch: [/^https?:\/\/(?:www\.)?tella\.tv\/video\/([^/]+)(?:.*)?$/],
     transformMatch: (matches: RegExpMatchArray) =>
       `https://www.tella.tv/video/${matches[1]}/embed?b=0&title=1&a=0&loop=0&t=0&muted=0&wt=1`,
     icon: <Img src="/images/tella.png" alt="Tella" />,
@@ -719,7 +717,7 @@ const embeds: EmbedDescriptor[] = [
     title: "YouTube",
     keywords: "google video",
     regexMatch: [
-      /(?:https?:\/\/)?(?:www\.)?youtu\.?be(?:\.com)?\/?.*(?:watch|embed)?(?:.*v=|v\/|\/)([a-zA-Z0-9_-]{11})([\&\?](.*))?$/i,
+      /(?:https?:\/\/)?(?:www\.)?youtu\.?be(?:\.com)?\/?.*(?:watch|embed)?(?:.*v=|v\/|\/)([a-zA-Z0-9_-]{11})([&?](.*))?$/i,
     ],
     icon: <Img src="/images/youtube.png" alt="YouTube" />,
     component: YouTube,
@@ -729,7 +727,7 @@ const embeds: EmbedDescriptor[] = [
     title: "Plant UML",
     keywords: "plant plantuml uml",
     regexMatch: [
-      /(?:https?:\/\/)?(?:www\.)?editor\.plantuml\.com\/uml\/([a-zA-Z0-9\-_]+)([\&\?].*)?$/i,
+      /(?:https?:\/\/)?(?:www\.)?editor\.plantuml\.com\/uml\/([a-zA-Z0-9_-]+)([&?].*)?$/i,
     ],
     icon: <Img src="/images/plantuml.png" alt="PlantUml" />,
     component: PlantUmlDiagrams,
diff --git a/shared/editor/lib/headingToSlug.ts b/shared/editor/lib/headingToSlug.ts
index 5235ca4245..6f32c50421 100644
--- a/shared/editor/lib/headingToSlug.ts
+++ b/shared/editor/lib/headingToSlug.ts
@@ -14,7 +14,7 @@ function safeSlugify(text: string) {
 
   const slug = `h-${escape(
     slugify(text, {
-      remove: /[!"#$%&'\.()*+,\/:;<=>?@\[\]\\^_`{|}~]/g,
+      remove: /[!"#$%&'.()*+,/:;<=>?@[\]\\^_`{|}~]/g,
       lower: true,
     })
   )}`;
diff --git a/shared/editor/lib/isMarkdown.test.ts b/shared/editor/lib/isMarkdown.test.ts
index 5633c6fa8d..74b05070e6 100644
--- a/shared/editor/lib/isMarkdown.test.ts
+++ b/shared/editor/lib/isMarkdown.test.ts
@@ -25,11 +25,11 @@ this is code
 });
 
 test("returns true for latex fence", () => {
-  expect(isMarkdown(`\$i\$`)).toBe(true);
+  expect(isMarkdown(`$i$`)).toBe(true);
   expect(
-    isMarkdown(`\$0.00
+    isMarkdown(`$0.00
 random content
-\$1.00`)
+$1.00`)
   ).toBe(false);
 });
 
diff --git a/shared/editor/rules/checkboxes.ts b/shared/editor/rules/checkboxes.ts
index 153a1fefdd..8efa10934f 100644
--- a/shared/editor/rules/checkboxes.ts
+++ b/shared/editor/rules/checkboxes.ts
@@ -3,19 +3,19 @@ import type MarkdownIt from "markdown-it";
 
 const CHECKBOX_REGEX = /\[(X|\s|_|-)\]\s(.*)?/i;
 
-function matches(token: Token | void) {
+function matches(token: Token | undefined) {
   return token && token.content.match(CHECKBOX_REGEX);
 }
 
-function isInline(token: Token | void): boolean {
+function isInline(token: Token | undefined): boolean {
   return !!token && token.type === "inline";
 }
 
-function isParagraph(token: Token | void): boolean {
+function isParagraph(token: Token | undefined): boolean {
   return !!token && token.type === "paragraph_open";
 }
 
-function isListItem(token: Token | void): boolean {
+function isListItem(token: Token | undefined): boolean {
   // Only match list_item_open, not checkbox_item_open - items that are already
   // checkbox_item_open have been processed (e.g., by the tables rule for
   // checkboxes in table cells) and should not be processed again.
diff --git a/shared/editor/rules/emoji.ts b/shared/editor/rules/emoji.ts
index fc8cc9bfc5..2ced32e859 100644
--- a/shared/editor/rules/emoji.ts
+++ b/shared/editor/rules/emoji.ts
@@ -4,7 +4,7 @@ import { full as emojiPlugin } from "markdown-it-emoji";
 import { isUUID } from "validator";
 import { nameToEmoji } from "../lib/emoji";
 
-type Options = MarkdownIt.Options & {
+type Options = {
   emoji: boolean;
 };
 
diff --git a/shared/helpers/AuthenticationHelper.ts b/shared/helpers/AuthenticationHelper.ts
index 277e446df8..9241fc3136 100644
--- a/shared/helpers/AuthenticationHelper.ts
+++ b/shared/helpers/AuthenticationHelper.ts
@@ -46,8 +46,8 @@ export default class AuthenticationHelper {
     const [namespace, method] = resource.split(".");
 
     return scopes.some((scope) => {
-      const [scopeNamespace, scopeMethod] = scope.match(/[:\.]/g)
-        ? scope.replace("/api/", "").split(/[:\.]/g)
+      const [scopeNamespace, scopeMethod] = scope.match(/[:.]/g)
+        ? scope.replace("/api/", "").split(/[:.]/g)
         : ["*", scope];
       const isRouteScope = scope.startsWith("/api/");
 
diff --git a/shared/utils/currency.ts b/shared/utils/currency.ts
index d16f1df348..cb83e4048f 100644
--- a/shared/utils/currency.ts
+++ b/shared/utils/currency.ts
@@ -82,7 +82,7 @@ export function isCurrency(value: string): boolean {
   }
 
   // Remove digits, separators, whitespace, and negative indicators
-  remaining = remaining.replace(/[\d.,\s()\-]/g, "");
+  remaining = remaining.replace(/[\d.,\s()-]/g, "");
 
   // If anything remains, it's not a valid currency
   return remaining.length === 0;