diff --git a/app/javascript/mastodon/components/form_fields/combobox.module.scss b/app/javascript/mastodon/components/form_fields/combobox.module.scss
index 7947b698a5..732893200c 100644
--- a/app/javascript/mastodon/components/form_fields/combobox.module.scss
+++ b/app/javascript/mastodon/components/form_fields/combobox.module.scss
@@ -8,9 +8,9 @@
 
 .menuButton {
   position: absolute;
-  inset-inline-end: 0;
-  top: 0;
-  padding: 9px;
+  inset-inline-end: 1px;
+  top: 1px;
+  padding: 7px;
 
   &::before {
     // Subtle divider line separating the button from the input field
diff --git a/app/javascript/mastodon/components/form_fields/copy_link_field.module.scss b/app/javascript/mastodon/components/form_fields/copy_link_field.module.scss
index 06834e9d91..68ee85c27c 100644
--- a/app/javascript/mastodon/components/form_fields/copy_link_field.module.scss
+++ b/app/javascript/mastodon/components/form_fields/copy_link_field.module.scss
@@ -8,7 +8,7 @@
 
 .copyButton {
   position: absolute;
-  inset-inline-end: 0;
-  top: 0;
-  padding: 9px;
+  inset-inline-end: 1px;
+  top: 1px;
+  padding: 7px;
 }
diff --git a/app/javascript/mastodon/features/collections/components/collection_list_item.module.scss b/app/javascript/mastodon/features/collections/components/collection_list_item.module.scss
index eaee216e6a..4fdd129a05 100644
--- a/app/javascript/mastodon/features/collections/components/collection_list_item.module.scss
+++ b/app/javascript/mastodon/features/collections/components/collection_list_item.module.scss
@@ -9,67 +9,6 @@
   }
 }
 
-.content {
-  position: relative;
-  flex-grow: 1;
-  display: flex;
-  align-items: center;
-  column-gap: 12px;
-}
-
-.avatarGrid {
-  position: relative;
-  display: grid;
-  grid-template-columns: repeat(2, min-content);
-  gap: 2px;
-
-  &.avatarGridSensitive {
-    .avatar {
-      filter: blur(4px);
-    }
-  }
-}
-
-.avatar {
-  background: var(--color-bg-brand-softest);
-}
-
-.avatarSensitiveBadge {
-  position: absolute;
-  inset: 0;
-  margin: auto;
-  padding: 3px;
-  width: 18px;
-  height: 18px;
-  border-radius: 8px;
-  fill: var(--color-text-primary);
-  background: var(--color-bg-warning-softest);
-}
-
-.link {
-  display: block;
-  font-size: 15px;
-  font-weight: 500;
-  text-decoration: none;
-  color: var(--color-text-primary);
-
-  &:hover {
-    color: var(--color-text-brand);
-  }
-
-  &::after {
-    // Increase clickable area by extending link across parent
-    content: '';
-    position: absolute;
-    inset: 0;
-  }
-}
-
-.info {
-  font-size: 13px;
-  color: var(--color-text-secondary);
-}
-
 .menuButton {
   padding: 4px;
   margin-top: -2px;
diff --git a/app/javascript/mastodon/features/collections/components/collection_list_item.tsx b/app/javascript/mastodon/features/collections/components/collection_list_item.tsx
index c680b7924c..2d1907b4eb 100644
--- a/app/javascript/mastodon/features/collections/components/collection_list_item.tsx
+++ b/app/javascript/mastodon/features/collections/components/collection_list_item.tsx
@@ -1,69 +1,30 @@
 import { useId } from 'react';
 
-import { FormattedMessage } from 'react-intl';
-
 import classNames from 'classnames';
-import { Link } from 'react-router-dom';
 
-import { CollectionMenu } from '@/mastodon/features/collections/components/collection_menu';
-import WarningIcon from '@/material-icons/400-24px/warning.svg?react';
-import type { ApiCollectionJSON } from 'mastodon/api_types/collections';
-import { AvatarById } from 'mastodon/components/avatar';
-import { useAccountHandle } from 'mastodon/components/display_name/default';
-import { RelativeTimestamp } from 'mastodon/components/relative_timestamp';
 import { Article } from 'mastodon/components/scrollable_list/components';
-import { useAccount } from 'mastodon/hooks/useAccount';
-import { domain } from 'mastodon/initial_state';
+import type { CollectionLockupProps } from 'mastodon/features/collections/components/collection_lockup';
+import { CollectionLockup } from 'mastodon/features/collections/components/collection_lockup';
+import { CollectionMenu } from 'mastodon/features/collections/components/collection_menu';
 
 import classes from './collection_list_item.module.scss';
 
-export const AvatarGrid: React.FC<{
-  accountIds: (string | undefined)[];
-  sensitive?: boolean;
-}> = ({ accountIds: ids, sensitive }) => {
-  const avatarIds = [ids[0], ids[1], ids[2], ids[3]];
-  return (
-    <div
-      className={classNames(
-        classes.avatarGrid,
-        sensitive ? classes.avatarGridSensitive : null,
-      )}
-    >
-      {avatarIds.map((id) => (
-        <AvatarById
-          animate={false}
-          key={id}
-          accountId={id}
-          className={classes.avatar}
-          size={25}
-        />
-      ))}
-      {sensitive && <WarningIcon className={classes.avatarSensitiveBadge} />}
-    </div>
-  );
-};
-
-export const CollectionListItem: React.FC<{
-  collection: ApiCollectionJSON;
+interface CollectionListItemProps extends CollectionLockupProps {
   withoutBorder?: boolean;
-  withAuthorHandle?: boolean;
-  withTimestamp?: boolean;
   positionInList: number;
   listSize: number;
-}> = ({
+}
+
+export const CollectionListItem: React.FC<CollectionListItemProps> = ({
   collection,
   withoutBorder,
-  withAuthorHandle = true,
-  withTimestamp,
   positionInList,
   listSize,
+  ...otherProps
 }) => {
-  const { id, name } = collection;
   const uniqueId = useId();
   const linkId = `${uniqueId}-link`;
   const infoId = `${uniqueId}-info`;
-  const authorAccount = useAccount(collection.account_id);
-  const authorHandle = useAccountHandle(authorAccount, domain);
 
   return (
     <Article
@@ -77,57 +38,7 @@ export const CollectionListItem: React.FC<{
       aria-posinset={positionInList}
       aria-setsize={listSize}
     >
-      <div className={classes.content}>
-        <AvatarGrid
-          accountIds={collection.items.map((item) => item.account_id)}
-          sensitive={collection.sensitive}
-        />
-        <div>
-          <h2 id={linkId}>
-            <Link to={`/collections/${id}`} className={classes.link}>
-              {name}
-            </Link>
-          </h2>
-          <ul className={classes.info} id={infoId}>
-            {collection.sensitive && (
-              <li className='sr-only'>
-                <FormattedMessage
-                  id='collections.sensitive'
-                  defaultMessage='Sensitive'
-                />
-              </li>
-            )}
-            {withAuthorHandle && authorAccount && (
-              <FormattedMessage
-                id='collections.by_account'
-                defaultMessage='by {account_handle}'
-                values={{
-                  account_handle: authorHandle,
-                }}
-                tagName='li'
-              />
-            )}
-            <FormattedMessage
-              id='collections.account_count'
-              defaultMessage='{count, plural, one {# account} other {# accounts}}'
-              values={{ count: collection.item_count }}
-              tagName='li'
-            />
-            {withTimestamp && (
-              <FormattedMessage
-                id='collections.last_updated_at'
-                defaultMessage='Last updated: {date}'
-                values={{
-                  date: (
-                    <RelativeTimestamp timestamp={collection.updated_at} long />
-                  ),
-                }}
-                tagName='li'
-              />
-            )}
-          </ul>
-        </div>
-      </div>
+      <CollectionLockup collection={collection} {...otherProps} />
 
       <CollectionMenu
         context='list'
diff --git a/app/javascript/mastodon/features/collections/components/collection_lockup.module.scss b/app/javascript/mastodon/features/collections/components/collection_lockup.module.scss
new file mode 100644
index 0000000000..b658b490de
--- /dev/null
+++ b/app/javascript/mastodon/features/collections/components/collection_lockup.module.scss
@@ -0,0 +1,62 @@
+.content {
+  position: relative;
+  flex-grow: 1;
+  display: flex;
+  align-items: center;
+  column-gap: 12px;
+  color: var(--color-text-primary);
+  line-height: 1.3;
+}
+
+.avatarGrid {
+  position: relative;
+  display: grid;
+  grid-template-columns: repeat(2, min-content);
+  gap: 2px;
+
+  &.avatarGridSensitive {
+    .avatar {
+      filter: blur(4px);
+    }
+  }
+}
+
+.avatar {
+  background: var(--color-bg-brand-softest);
+}
+
+.avatarSensitiveBadge {
+  position: absolute;
+  inset: 0;
+  margin: auto;
+  padding: 3px;
+  width: 18px;
+  height: 18px;
+  border-radius: 8px;
+  fill: var(--color-text-primary);
+  background: var(--color-bg-warning-softest);
+}
+
+.link {
+  display: block;
+  font-size: 15px;
+  font-weight: 500;
+  text-decoration: none;
+  color: var(--color-text-primary);
+
+  &:hover {
+    color: var(--color-text-brand);
+  }
+
+  &::after {
+    // Increase clickable area by extending link across parent
+    content: '';
+    position: absolute;
+    inset: 0;
+  }
+}
+
+.info {
+  font-size: 13px;
+  color: var(--color-text-secondary);
+}
diff --git a/app/javascript/mastodon/features/collections/components/collection_lockup.tsx b/app/javascript/mastodon/features/collections/components/collection_lockup.tsx
new file mode 100644
index 0000000000..d72400cb8f
--- /dev/null
+++ b/app/javascript/mastodon/features/collections/components/collection_lockup.tsx
@@ -0,0 +1,115 @@
+import { useId } from 'react';
+
+import { FormattedMessage } from 'react-intl';
+
+import classNames from 'classnames';
+import { Link } from 'react-router-dom';
+
+import WarningIcon from '@/material-icons/400-24px/warning.svg?react';
+import type { ApiCollectionJSON } from 'mastodon/api_types/collections';
+import { AvatarById } from 'mastodon/components/avatar';
+import { useAccountHandle } from 'mastodon/components/display_name/default';
+import { RelativeTimestamp } from 'mastodon/components/relative_timestamp';
+import { useAccount } from 'mastodon/hooks/useAccount';
+import { domain } from 'mastodon/initial_state';
+
+import classes from './collection_lockup.module.scss';
+
+export const AvatarGrid: React.FC<{
+  accountIds: (string | undefined)[];
+  sensitive?: boolean;
+}> = ({ accountIds: ids, sensitive }) => {
+  const avatarIds = [ids[0], ids[1], ids[2], ids[3]];
+  return (
+    <div
+      className={classNames(
+        classes.avatarGrid,
+        sensitive ? classes.avatarGridSensitive : null,
+      )}
+    >
+      {avatarIds.map((id) => (
+        <AvatarById
+          animate={false}
+          key={id}
+          accountId={id}
+          className={classes.avatar}
+          size={25}
+        />
+      ))}
+      {sensitive && <WarningIcon className={classes.avatarSensitiveBadge} />}
+    </div>
+  );
+};
+
+export interface CollectionLockupProps {
+  collection: ApiCollectionJSON;
+  withAuthorHandle?: boolean;
+  withTimestamp?: boolean;
+}
+
+export const CollectionLockup: React.FC<CollectionLockupProps> = ({
+  collection,
+  withAuthorHandle = true,
+  withTimestamp,
+}) => {
+  const { id, name } = collection;
+  const uniqueId = useId();
+  const linkId = `${uniqueId}-link`;
+  const infoId = `${uniqueId}-info`;
+  const authorAccount = useAccount(collection.account_id);
+  const authorHandle = useAccountHandle(authorAccount, domain);
+
+  return (
+    <div className={classes.content}>
+      <AvatarGrid
+        accountIds={collection.items.map((item) => item.account_id)}
+        sensitive={collection.sensitive}
+      />
+      <div>
+        <h2 id={linkId}>
+          <Link to={`/collections/${id}`} className={classes.link}>
+            {name}
+          </Link>
+        </h2>
+        <ul className={classes.info} id={infoId}>
+          {collection.sensitive && (
+            <li className='sr-only'>
+              <FormattedMessage
+                id='collections.sensitive'
+                defaultMessage='Sensitive'
+              />
+            </li>
+          )}
+          {withAuthorHandle && authorAccount && (
+            <FormattedMessage
+              id='collections.by_account'
+              defaultMessage='by {account_handle}'
+              values={{
+                account_handle: authorHandle,
+              }}
+              tagName='li'
+            />
+          )}
+          <FormattedMessage
+            id='collections.account_count'
+            defaultMessage='{count, plural, one {# account} other {# accounts}}'
+            values={{ count: collection.item_count }}
+            tagName='li'
+          />
+          {withTimestamp && (
+            <FormattedMessage
+              id='collections.last_updated_at'
+              defaultMessage='Last updated: {date}'
+              values={{
+                date: (
+                  <RelativeTimestamp timestamp={collection.updated_at} long />
+                ),
+              }}
+              tagName='li'
+            />
+          )}
+        </ul>
+      </div>
+    </div>
+  );
+};
diff --git a/app/javascript/mastodon/features/collections/components/collection_preview_card.module.scss b/app/javascript/mastodon/features/collections/components/collection_preview_card.module.scss
new file mode 100644
index 0000000000..16b883b72b
--- /dev/null
+++ b/app/javascript/mastodon/features/collections/components/collection_preview_card.module.scss
@@ -0,0 +1,8 @@
+.wrapper {
+  display: flex;
+  align-items: start;
+  padding: 12px;
+  gap: 12px;
+  border-radius: 12px;
+  border: 1px solid var(--color-border-primary);
+}
diff --git a/app/javascript/mastodon/features/collections/components/collection_preview_card.tsx b/app/javascript/mastodon/features/collections/components/collection_preview_card.tsx
new file mode 100644
index 0000000000..cb7e02f19d
--- /dev/null
+++ b/app/javascript/mastodon/features/collections/components/collection_preview_card.tsx
@@ -0,0 +1,20 @@
+import type { CollectionLockupProps } from 'mastodon/features/collections/components/collection_lockup';
+import { CollectionLockup } from 'mastodon/features/collections/components/collection_lockup';
+
+import classes from './collection_preview_card.module.scss';
+
+interface CollectionPreviewCardProps extends CollectionLockupProps {
+  onRemove?: () => void;
+}
+
+export const CollectionPreviewCard: React.FC<CollectionPreviewCardProps> = ({
+  collection,
+  onRemove,
+  ...otherProps
+}) => {
+  return (
+    <div className={classes.wrapper}>
+      <CollectionLockup collection={collection} {...otherProps} />
+    </div>
+  );
+};
diff --git a/app/javascript/mastodon/features/collections/components/share_modal.module.scss b/app/javascript/mastodon/features/collections/components/share_modal.module.scss
index 2344ea519e..de10bb63c0 100644
--- a/app/javascript/mastodon/features/collections/components/share_modal.module.scss
+++ b/app/javascript/mastodon/features/collections/components/share_modal.module.scss
@@ -5,27 +5,7 @@
 }
 
 .preview {
-  display: flex;
-  flex-wrap: wrap-reverse;
-  align-items: start;
-  justify-content: space-between;
-  gap: 8px;
-  padding: 16px;
   margin-bottom: 16px;
-  border-radius: 8px;
-  color: var(--color-text-primary);
-  background: linear-gradient(
-    145deg,
-    var(--color-bg-brand-soft),
-    var(--color-bg-primary)
-  );
-  border: 1px solid var(--color-bg-brand-base);
-}
-
-.previewHeading {
-  font-size: 22px;
-  line-height: 1.3;
-  margin-bottom: 4px;
 }
 
 .actions {
diff --git a/app/javascript/mastodon/features/collections/components/share_modal.tsx b/app/javascript/mastodon/features/collections/components/share_modal.tsx
index 6ae198b0a6..0e2a412594 100644
--- a/app/javascript/mastodon/features/collections/components/share_modal.tsx
+++ b/app/javascript/mastodon/features/collections/components/share_modal.tsx
@@ -8,8 +8,6 @@ import { me } from '@/mastodon/initial_state';
 import CloseIcon from '@/material-icons/400-24px/close.svg?react';
 import { changeCompose, focusCompose } from 'mastodon/actions/compose';
 import type { ApiCollectionJSON } from 'mastodon/api_types/collections';
-import { AvatarById } from 'mastodon/components/avatar';
-import { AvatarGroup } from 'mastodon/components/avatar_group';
 import { Button } from 'mastodon/components/button';
 import { CopyLinkField } from 'mastodon/components/form_fields';
 import { IconButton } from 'mastodon/components/icon_button';
@@ -20,8 +18,7 @@ import {
 } from 'mastodon/components/modal_shell';
 import { useAppDispatch } from 'mastodon/store';
 
-import { AuthorNote } from '../detail';
-
+import { CollectionPreviewCard } from './collection_preview_card';
 import classes from './share_modal.module.scss';
 
 const messages = defineMessages({
@@ -96,24 +93,13 @@ export const CollectionShareModal: React.FC<{
         />
 
         <div className={classes.preview}>
-          <div>
-            <h2 className={classes.previewHeading}>{collection.name}</h2>
-            <AuthorNote id={collection.account_id} />
-          </div>
-          <AvatarGroup>
-            {collection.items.slice(0, 5).map(({ account_id }) => {
-              if (!account_id) return;
-              return (
-                <AvatarById key={account_id} accountId={account_id} size={28} />
-              );
-            })}
-          </AvatarGroup>
+          <CollectionPreviewCard collection={collection} />
         </div>
 
         <CopyLinkField
           label={intl.formatMessage({
             id: 'collection.share_modal.share_link_label',
-            defaultMessage: 'Invite share link',
+            defaultMessage: 'Share link',
           })}
           value={collectionLink}
         />
diff --git a/app/javascript/mastodon/features/notifications_v2/components/notification_collection.tsx b/app/javascript/mastodon/features/notifications_v2/components/notification_collection.tsx
new file mode 100644
index 0000000000..dd8cb0376e
--- /dev/null
+++ b/app/javascript/mastodon/features/notifications_v2/components/notification_collection.tsx
@@ -0,0 +1,69 @@
+import { FormattedMessage } from 'react-intl';
+
+import classNames from 'classnames';
+
+import { DisplayNameSimple } from '@/mastodon/components/display_name/simple';
+import { Icon } from '@/mastodon/components/icon';
+import { useAccount } from '@/mastodon/hooks/useAccount';
+import CollectionsFilledIcon from '@/material-icons/400-24px/category-fill.svg?react';
+import type {
+  NotificationGroupAddedToCollection,
+  NotificationGroupCollectionUpdate,
+} from 'mastodon/models/notification_group';
+
+import { CollectionPreviewCard } from '../../collections/components/collection_preview_card';
+
+export const NotificationCollection: React.FC<{
+  notification:
+    | NotificationGroupAddedToCollection
+    | NotificationGroupCollectionUpdate;
+  unread: boolean;
+}> = ({ notification, unread }) => {
+  const { collection, type } = notification;
+  const collectionCreatorAccount = useAccount(collection.account_id);
+
+  return (
+    <div
+      className={classNames(
+        'notification-group',
+        `notification-group--${type}`,
+        { 'notification-group--unread': unread },
+      )}
+    >
+      <div className='notification-group__icon'>
+        <Icon id='collection' icon={CollectionsFilledIcon} />
+      </div>
+
+      <div className='notification-group__main'>
+        <div className='notification-group__main__header'>
+          <div className='notification-group__main__header__label'>
+            {type === 'added_to_collection' && (
+              <FormattedMessage
+                id='notification.added_to_collection'
+                defaultMessage='{name} added you to a collection'
+                values={{
+                  name: (
+                    <DisplayNameSimple account={collectionCreatorAccount} />
+                  ),
+                }}
+              />
+            )}
+            {type === 'collection_update' && (
+              <FormattedMessage
+                id='notification.collection_update'
+                defaultMessage='{name} edited a collection you’re in'
+                values={{
+                  name: (
+                    <DisplayNameSimple account={collectionCreatorAccount} />
+                  ),
+                }}
+              />
+            )}
+          </div>
+        </div>
+
+        <CollectionPreviewCard collection={collection} />
+      </div>
+    </div>
+  );
+};
diff --git a/app/javascript/mastodon/features/notifications_v2/components/notification_group.tsx b/app/javascript/mastodon/features/notifications_v2/components/notification_group.tsx
index d696211465..5d13b33052 100644
--- a/app/javascript/mastodon/features/notifications_v2/components/notification_group.tsx
+++ b/app/javascript/mastodon/features/notifications_v2/components/notification_group.tsx
@@ -9,6 +9,7 @@ import { useAppSelector, useAppDispatch } from 'mastodon/store';
 import { NotificationAdminReport } from './notification_admin_report';
 import { NotificationAdminSignUp } from './notification_admin_sign_up';
 import { NotificationAnnualReport } from './notification_annual_report';
+import { NotificationCollection } from './notification_collection';
 import { NotificationFavourite } from './notification_favourite';
 import { NotificationFollow } from './notification_follow';
 import { NotificationFollowRequest } from './notification_follow_request';
@@ -156,6 +157,15 @@ export const NotificationGroup: React.FC<{
         />
       );
       break;
+    case 'added_to_collection':
+    case 'collection_update':
+      content = (
+        <NotificationCollection
+          unread={unread}
+          notification={notificationGroup}
+        />
+      );
+      break;
     default:
       return null;
   }
diff --git a/app/javascript/mastodon/locales/en-GB.json b/app/javascript/mastodon/locales/en-GB.json
index 41307094d2..d41d2aeaff 100644
--- a/app/javascript/mastodon/locales/en-GB.json
+++ b/app/javascript/mastodon/locales/en-GB.json
@@ -351,7 +351,7 @@
   "closed_registrations_modal.find_another_server": "Find another server",
   "closed_registrations_modal.preamble": "Mastodon is decentralised, so no matter where you create your account, you will be able to follow and interact with anyone on this server. You can even self-host it!",
   "closed_registrations_modal.title": "Signing up on Mastodon",
-  "collection.share_modal.share_link_label": "Invite share link",
+  "collection.share_modal.share_link_label": "Share link",
   "collection.share_modal.share_via_post": "Post on Mastodon",
   "collection.share_modal.share_via_system": "Share to…",
   "collection.share_modal.title": "Share collection",
diff --git a/app/javascript/mastodon/locales/en.json b/app/javascript/mastodon/locales/en.json
index 16a11e35ec..fb8c39bb42 100644
--- a/app/javascript/mastodon/locales/en.json
+++ b/app/javascript/mastodon/locales/en.json
@@ -351,7 +351,7 @@
   "closed_registrations_modal.find_another_server": "Find another server",
   "closed_registrations_modal.preamble": "Mastodon is decentralized, so no matter where you create your account, you will be able to follow and interact with anyone on this server. You can even self-host it!",
   "closed_registrations_modal.title": "Signing up on Mastodon",
-  "collection.share_modal.share_link_label": "Invite share link",
+  "collection.share_modal.share_link_label": "Share link",
   "collection.share_modal.share_via_post": "Post on Mastodon",
   "collection.share_modal.share_via_system": "Share to…",
   "collection.share_modal.title": "Share collection",
@@ -903,6 +903,7 @@
   "navigation_panel.expand_followed_tags": "Expand followed hashtags menu",
   "navigation_panel.expand_lists": "Expand list menu",
   "not_signed_in_indicator.not_signed_in": "You need to login to access this resource.",
+  "notification.added_to_collection": "{name} added you to a collection",
   "notification.admin.report": "{name} reported {target}",
   "notification.admin.report_account": "{name} reported {count, plural, one {one post} other {# posts}} from {target} for {category}",
   "notification.admin.report_account_other": "{name} reported {count, plural, one {one post} other {# posts}} from {target}",
@@ -912,6 +913,7 @@
   "notification.admin.sign_up.name_and_others": "{name} and {count, plural, one {# other} other {# others}} signed up",
   "notification.annual_report.message": "Your {year} #Wrapstodon awaits! Unveil your year's highlights and memorable moments on Mastodon!",
   "notification.annual_report.view": "View #Wrapstodon",
+  "notification.collection_update": "{name} edited a collection you’re in",
   "notification.favourite": "{name} favorited your post",
   "notification.favourite.name_and_others_with_link": "{name} and <a>{count, plural, one {# other} other {# others}}</a> favorited your post",
   "notification.favourite_pm": "{name} favorited your private mention",