diff --git a/.github/workflows/lint-css.yml b/.github/workflows/lint-css.yml
index e13d227bd..51bde39bc 100644
--- a/.github/workflows/lint-css.yml
+++ b/.github/workflows/lint-css.yml
@@ -48,4 +48,4 @@ jobs:
       - run: echo "::add-matcher::.github/stylelint-matcher.json"
 
       - name: Stylelint
-        run: yarn test:lint:sass
+        run: yarn lint:sass
diff --git a/.github/workflows/lint-js.yml b/.github/workflows/lint-js.yml
index 7700e4851..547035ab3 100644
--- a/.github/workflows/lint-js.yml
+++ b/.github/workflows/lint-js.yml
@@ -48,7 +48,7 @@ jobs:
         run: yarn --frozen-lockfile
 
       - name: ESLint
-        run: yarn test:lint:js --max-warnings 0
+        run: yarn lint:js --max-warnings 0
 
       - name: Typecheck
-        run: yarn test:typecheck
+        run: yarn typecheck
diff --git a/.github/workflows/lint-json.yml b/.github/workflows/lint-json.yml
index 98f101ad9..7dfc0e058 100644
--- a/.github/workflows/lint-json.yml
+++ b/.github/workflows/lint-json.yml
@@ -40,4 +40,4 @@ jobs:
         run: yarn --frozen-lockfile
 
       - name: Prettier
-        run: yarn prettier --check "**/*.json"
+        run: yarn lint:json
diff --git a/.github/workflows/lint-md.yml b/.github/workflows/lint-md.yml
index 6f76dd60c..b489ce968 100644
--- a/.github/workflows/lint-md.yml
+++ b/.github/workflows/lint-md.yml
@@ -5,6 +5,7 @@ on:
       - 'dependabot/**'
     paths:
       - '.github/workflows/lint-md.yml'
+      - '.nvmrc'
       - '.prettier*'
       - '**/*.md'
       - '!AUTHORS.md'
@@ -14,6 +15,7 @@ on:
   pull_request:
     paths:
       - '.github/workflows/lint-md.yml'
+      - '.nvmrc'
       - '.prettier*'
       - '**/*.md'
       - '!AUTHORS.md'
@@ -32,9 +34,10 @@ jobs:
         uses: actions/setup-node@v3
         with:
           cache: yarn
+          node-version-file: '.nvmrc'
 
       - name: Install all yarn packages
         run: yarn --frozen-lockfile
 
       - name: Prettier
-        run: yarn prettier --check "**/*.md"
+        run: yarn lint:md
diff --git a/.github/workflows/lint-yml.yml b/.github/workflows/lint-yml.yml
index 6f79babcf..d77451ee6 100644
--- a/.github/workflows/lint-yml.yml
+++ b/.github/workflows/lint-yml.yml
@@ -42,4 +42,4 @@ jobs:
         run: yarn --frozen-lockfile
 
       - name: Prettier
-        run: yarn prettier --check "**/*.{yml,yaml}"
+        run: yarn lint:yml
diff --git a/.github/workflows/test-js.yml b/.github/workflows/test-js.yml
index 1c4958550..32e21d23c 100644
--- a/.github/workflows/test-js.yml
+++ b/.github/workflows/test-js.yml
@@ -44,4 +44,4 @@ jobs:
         run: yarn --frozen-lockfile
 
       - name: Jest testing
-        run: yarn test:jest --reporters github-actions summary
+        run: yarn jest --reporters github-actions summary
diff --git a/app/controllers/api/v1/conversations_controller.rb b/app/controllers/api/v1/conversations_controller.rb
index 9034e8a2f..c55500f76 100644
--- a/app/controllers/api/v1/conversations_controller.rb
+++ b/app/controllers/api/v1/conversations_controller.rb
@@ -11,7 +11,7 @@ class Api::V1::ConversationsController < Api::BaseController
 
   def index
     @conversations = paginated_conversations
-    render json: @conversations, each_serializer: REST::ConversationSerializer
+    render json: @conversations, each_serializer: REST::ConversationSerializer, relationships: StatusRelationshipsPresenter.new(@conversations.map(&:last_status), current_user&.account_id)
   end
 
   def read
@@ -32,7 +32,20 @@ class Api::V1::ConversationsController < Api::BaseController
 
   def paginated_conversations
     AccountConversation.where(account: current_account)
-                       .to_a_paginated_by_id(limit_param(LIMIT), params_slice(:max_id, :since_id, :min_id))
+                       .includes(
+                         account: :account_stat,
+                         last_status: [
+                           :media_attachments,
+                           :preview_cards,
+                           :status_stat,
+                           :tags,
+                           {
+                             active_mentions: [account: :account_stat],
+                             account: :account_stat,
+                           },
+                         ]
+                       )
+                       .to_a_paginated_by_id(limit_param(LIMIT), **params_slice(:max_id, :since_id, :min_id))
   end
 
   def insert_pagination_headers
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 014e3a3f9..3148756b7 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -170,11 +170,11 @@ module ApplicationHelper
   end
 
   def storage_host
-    URI::HTTPS.build(host: storage_host_name).to_s
+    "https://#{storage_host_var}"
   end
 
   def storage_host?
-    storage_host_name.present?
+    storage_host_var.present?
   end
 
   def quote_wrap(text, line_width: 80, break_sequence: "\n")
@@ -235,7 +235,7 @@ module ApplicationHelper
 
   private
 
-  def storage_host_name
+  def storage_host_var
     ENV.fetch('S3_ALIAS_HOST', nil) || ENV.fetch('S3_CLOUDFRONT_HOST', nil)
   end
 end
diff --git a/app/javascript/mastodon/actions/importer/normalizer.js b/app/javascript/mastodon/actions/importer/normalizer.js
index 61062fd2c..3232e12a2 100644
--- a/app/javascript/mastodon/actions/importer/normalizer.js
+++ b/app/javascript/mastodon/actions/importer/normalizer.js
@@ -6,7 +6,7 @@ import { unescapeHTML } from '../../utils/html';
 
 const domParser = new DOMParser();
 
-const makeEmojiMap = record => record.emojis.reduce((obj, emoji) => {
+const makeEmojiMap = emojis => emojis.reduce((obj, emoji) => {
   obj[`:${emoji.shortcode}:`] = emoji;
   return obj;
 }, {});
@@ -20,7 +20,7 @@ export function searchTextFromRawStatus (status) {
 export function normalizeAccount(account) {
   account = { ...account };
 
-  const emojiMap = makeEmojiMap(account);
+  const emojiMap = makeEmojiMap(account.emojis);
   const displayName = account.display_name.trim().length === 0 ? account.username : account.display_name;
 
   account.display_name_html = emojify(escapeTextContentForBrowser(displayName), emojiMap);
@@ -86,7 +86,7 @@ export function normalizeStatus(status, normalOldStatus) {
 
     const spoilerText   = normalStatus.spoiler_text || '';
     const searchContent = ([spoilerText, status.content].concat((status.poll && status.poll.options) ? status.poll.options.map(option => option.title) : [])).concat(status.media_attachments.map(att => att.description)).join('\n\n').replace(/<br\s*\/?>/g, '\n').replace(/<\/p><p>/g, '\n\n');
-    const emojiMap      = makeEmojiMap(normalStatus);
+    const emojiMap      = makeEmojiMap(normalStatus.emojis);
 
     normalStatus.search_index = domParser.parseFromString(searchContent, 'text/html').documentElement.textContent;
     normalStatus.contentHtml  = emojify(normalStatus.content, emojiMap);
@@ -97,22 +97,48 @@ export function normalizeStatus(status, normalOldStatus) {
   return normalStatus;
 }
 
+export function normalizeStatusTranslation(translation, status) {
+  const emojiMap = makeEmojiMap(status.get('emojis').toJS());
+
+  const normalTranslation = {
+    detected_source_language: translation.detected_source_language,
+    language: translation.language,
+    provider: translation.provider,
+    contentHtml: emojify(translation.content, emojiMap),
+    spoilerHtml: emojify(escapeTextContentForBrowser(translation.spoiler_text), emojiMap),
+    spoiler_text: translation.spoiler_text,
+  };
+
+  return normalTranslation;
+}
+
 export function normalizePoll(poll) {
   const normalPoll = { ...poll };
-  const emojiMap = makeEmojiMap(normalPoll);
+  const emojiMap = makeEmojiMap(poll.emojis);
 
   normalPoll.options = poll.options.map((option, index) => ({
     ...option,
     voted: poll.own_votes && poll.own_votes.includes(index),
-    title_emojified: emojify(escapeTextContentForBrowser(option.title), emojiMap),
+    titleHtml: emojify(escapeTextContentForBrowser(option.title), emojiMap),
   }));
 
   return normalPoll;
 }
 
+export function normalizePollOptionTranslation(translation, poll) {
+  const emojiMap = makeEmojiMap(poll.get('emojis').toJS());
+
+  const normalTranslation = {
+    ...translation,
+    titleHtml: emojify(escapeTextContentForBrowser(translation.title), emojiMap),
+  };
+
+  return normalTranslation;
+}
+
 export function normalizeAnnouncement(announcement) {
   const normalAnnouncement = { ...announcement };
-  const emojiMap = makeEmojiMap(normalAnnouncement);
+  const emojiMap = makeEmojiMap.emojis(normalAnnouncement);
 
   normalAnnouncement.contentHtml = emojify(normalAnnouncement.content, emojiMap);
 
diff --git a/app/javascript/mastodon/actions/statuses.js b/app/javascript/mastodon/actions/statuses.js
index 84a1271b8..3aed80735 100644
--- a/app/javascript/mastodon/actions/statuses.js
+++ b/app/javascript/mastodon/actions/statuses.js
@@ -343,7 +343,8 @@ export const translateStatusFail = (id, error) => ({
   error,
 });
 
-export const undoStatusTranslation = id => ({
+export const undoStatusTranslation = (id, pollId) => ({
   type: STATUS_TRANSLATE_UNDO,
   id,
+  pollId,
 });
diff --git a/app/javascript/mastodon/components/media_attachments.jsx b/app/javascript/mastodon/components/media_attachments.jsx
index d2f171243..7b945a0ea 100644
--- a/app/javascript/mastodon/components/media_attachments.jsx
+++ b/app/javascript/mastodon/components/media_attachments.jsx
@@ -51,8 +51,9 @@ export default class MediaAttachments extends ImmutablePureComponent {
   };
 
   render () {
-    const { status, lang, width, height } = this.props;
+    const { status, width, height } = this.props;
     const mediaAttachments = status.get('media_attachments');
+    const language = status.getIn(['language', 'translation']) || status.get('language') || this.props.lang;
 
     if (mediaAttachments.size === 0) {
       return null;
@@ -60,14 +61,15 @@ export default class MediaAttachments extends ImmutablePureComponent {
 
     if (mediaAttachments.getIn([0, 'type']) === 'audio') {
       const audio = mediaAttachments.get(0);
+      const description = audio.getIn(['translation', 'description']) || audio.get('description');
 
       return (
         <Bundle fetchComponent={Audio} loading={this.renderLoadingAudioPlayer} >
           {Component => (
             <Component
               src={audio.get('url')}
-              alt={audio.get('description')}
-              lang={lang || status.get('language')}
+              alt={description}
+              lang={language}
               width={width}
               height={height}
               poster={audio.get('preview_url') || status.getIn(['account', 'avatar_static'])}
@@ -81,6 +83,7 @@ export default class MediaAttachments extends ImmutablePureComponent {
       );
     } else if (mediaAttachments.getIn([0, 'type']) === 'video') {
       const video = mediaAttachments.get(0);
+      const description = video.getIn(['translation', 'description']) || video.get('description');
 
       return (
         <Bundle fetchComponent={Video} loading={this.renderLoadingVideoPlayer} >
@@ -90,8 +93,8 @@ export default class MediaAttachments extends ImmutablePureComponent {
               frameRate={video.getIn(['meta', 'original', 'frame_rate'])}
               blurhash={video.get('blurhash')}
               src={video.get('url')}
-              alt={video.get('description')}
-              lang={lang || status.get('language')}
+              alt={description}
+              lang={language}
               width={width}
               height={height}
               inline
@@ -107,7 +110,7 @@ export default class MediaAttachments extends ImmutablePureComponent {
           {Component => (
             <Component
               media={mediaAttachments}
-              lang={lang || status.get('language')}
+              lang={language}
               sensitive={status.get('sensitive')}
               defaultWidth={width}
               height={height}
diff --git a/app/javascript/mastodon/components/media_gallery.jsx b/app/javascript/mastodon/components/media_gallery.jsx
index 152426656..1044b729b 100644
--- a/app/javascript/mastodon/components/media_gallery.jsx
+++ b/app/javascript/mastodon/components/media_gallery.jsx
@@ -105,10 +105,12 @@ class Item extends PureComponent {
       badges.push(<span key='alt' className='media-gallery__gifv__label'>ALT</span>);
     }
 
+    const description = attachment.getIn(['translation', 'description']) || attachment.get('description');
+
     if (attachment.get('type') === 'unknown') {
       return (
         <div className={classNames('media-gallery__item', { standalone, 'media-gallery__item--tall': height === 100, 'media-gallery__item--wide': width === 100 })} key={attachment.get('id')}>
-          <a className='media-gallery__item-thumbnail' href={attachment.get('remote_url') || attachment.get('url')} style={{ cursor: 'pointer' }} title={attachment.get('description')} lang={lang} target='_blank' rel='noopener noreferrer'>
+          <a className='media-gallery__item-thumbnail' href={attachment.get('remote_url') || attachment.get('url')} style={{ cursor: 'pointer' }} title={description} lang={lang} target='_blank' rel='noopener noreferrer'>
             <Blurhash
               hash={attachment.get('blurhash')}
               className='media-gallery__preview'
@@ -146,8 +148,8 @@ class Item extends PureComponent {
             src={previewUrl}
             srcSet={srcSet}
             sizes={sizes}
-            alt={attachment.get('description')}
-            title={attachment.get('description')}
+            alt={description}
+            title={description}
             lang={lang}
             style={{ objectPosition: `${x}% ${y}%` }}
             onLoad={this.handleImageLoad}
@@ -163,8 +165,8 @@ class Item extends PureComponent {
         <div className={classNames('media-gallery__gifv', { autoplay: autoPlay })}>
           <video
             className='media-gallery__item-gifv-thumbnail'
-            aria-label={attachment.get('description')}
-            title={attachment.get('description')}
+            aria-label={description}
+            title={description}
             lang={lang}
             role='application'
             src={attachment.get('url')}
diff --git a/app/javascript/mastodon/components/poll.jsx b/app/javascript/mastodon/components/poll.jsx
index 84e4e660a..fd2efd59c 100644
--- a/app/javascript/mastodon/components/poll.jsx
+++ b/app/javascript/mastodon/components/poll.jsx
@@ -138,10 +138,12 @@ class Poll extends ImmutablePureComponent {
     const active          = !!this.state.selected[`${optionIndex}`];
     const voted           = option.get('voted') || (poll.get('own_votes') && poll.get('own_votes').includes(optionIndex));
 
-    let titleEmojified = option.get('title_emojified');
-    if (!titleEmojified) {
+    const title = option.getIn(['translation', 'title']) || option.get('title');
+    let titleHtml = option.getIn(['translation', 'titleHtml']) || option.get('titleHtml');
+
+    if (!titleHtml) {
       const emojiMap = makeEmojiMap(poll);
-      titleEmojified = emojify(escapeTextContentForBrowser(option.get('title')), emojiMap);
+      titleHtml = emojify(escapeTextContentForBrowser(title), emojiMap);
     }
 
     return (
@@ -163,7 +165,7 @@ class Poll extends ImmutablePureComponent {
               role={poll.get('multiple') ? 'checkbox' : 'radio'}
               onKeyPress={this.handleOptionKeyPress}
               aria-checked={active}
-              aria-label={option.get('title')}
+              aria-label={title}
               lang={lang}
               data-index={optionIndex}
             />
@@ -182,7 +184,7 @@ class Poll extends ImmutablePureComponent {
           <span
             className='poll__option__text translate'
             lang={lang}
-            dangerouslySetInnerHTML={{ __html: titleEmojified }}
+            dangerouslySetInnerHTML={{ __html: titleHtml }}
           />
 
           {!!voted && <span className='poll__voted'>
diff --git a/app/javascript/mastodon/components/status.jsx b/app/javascript/mastodon/components/status.jsx
index 3f3c292ea..8f188a638 100644
--- a/app/javascript/mastodon/components/status.jsx
+++ b/app/javascript/mastodon/components/status.jsx
@@ -27,12 +27,18 @@ import { RelativeTimestamp } from './relative_timestamp';
 import StatusActionBar from './status_action_bar';
 import StatusContent from './status_content';
 
+const domParser = new DOMParser();
+
 export const textForScreenReader = (intl, status, rebloggedByText = false) => {
   const displayName = status.getIn(['account', 'display_name']);
 
+  const spoilerText = status.getIn(['translation', 'spoiler_text']) || status.get('spoiler_text');
+  const contentHtml = status.getIn(['translation', 'contentHtml']) || status.get('contentHtml');
+  const contentText = domParser.parseFromString(contentHtml, 'text/html').documentElement.textContent;
+
   const values = [
     displayName.length === 0 ? status.getIn(['account', 'acct']).split('@')[0] : displayName,
-    status.get('spoiler_text') && status.get('hidden') ? status.get('spoiler_text') : status.get('search_index').slice(status.get('spoiler_text').length),
+    spoilerText && status.get('hidden') ? spoilerText : contentText,
     intl.formatDate(status.get('created_at'), { hour: '2-digit', minute: '2-digit', month: 'short', day: 'numeric' }),
     status.getIn(['account', 'acct']),
   ];
@@ -199,12 +205,14 @@ class Status extends ImmutablePureComponent {
 
   handleOpenVideo = (options) => {
     const status = this._properStatus();
-    this.props.onOpenVideo(status.get('id'), status.getIn(['media_attachments', 0]), status.get('language'), options);
+    const lang = status.getIn(['translation', 'language']) || status.get('language');
+    this.props.onOpenVideo(status.get('id'), status.getIn(['media_attachments', 0]), lang, options);
   };
 
   handleOpenMedia = (media, index) => {
     const status = this._properStatus();
-    this.props.onOpenMedia(status.get('id'), media, index, status.get('language'));
+    const lang = status.getIn(['translation', 'language']) || status.get('language');
+    this.props.onOpenMedia(status.get('id'), media, index, lang);
   };
 
   handleHotkeyOpenMedia = e => {
@@ -214,7 +222,7 @@ class Status extends ImmutablePureComponent {
     e.preventDefault();
 
     if (status.get('media_attachments').size > 0) {
-      const lang = status.get('language');
+      const lang = status.getIn(['translation', 'language']) || status.get('language');
       if (status.getIn(['media_attachments', 0, 'type']) === 'video') {
         onOpenVideo(status.get('id'), status.getIn(['media_attachments', 0]), lang, { startTime: 0 });
       } else {
@@ -420,6 +428,8 @@ class Status extends ImmutablePureComponent {
     if (pictureInPicture.get('inUse')) {
       media = <PictureInPicturePlaceholder />;
     } else if (status.get('media_attachments').size > 0) {
+      const language = status.getIn(['translation', 'language']) || status.get('language');
+
       if (this.props.muted) {
         media = (
           <AttachmentList
@@ -429,14 +439,15 @@ class Status extends ImmutablePureComponent {
         );
       } else if (status.getIn(['media_attachments', 0, 'type']) === 'audio') {
         const attachment = status.getIn(['media_attachments', 0]);
+        const description = attachment.getIn(['translation', 'description']) || attachment.get('description');
 
         media = (
           <Bundle fetchComponent={Audio} loading={this.renderLoadingAudioPlayer} >
             {Component => (
               <Component
                 src={attachment.get('url')}
-                alt={attachment.get('description')}
-                lang={status.get('language')}
+                alt={description}
+                lang={language}
                 poster={attachment.get('preview_url') || status.getIn(['account', 'avatar_static'])}
                 backgroundColor={attachment.getIn(['meta', 'colors', 'background'])}
                 foregroundColor={attachment.getIn(['meta', 'colors', 'foreground'])}
@@ -456,6 +467,7 @@ class Status extends ImmutablePureComponent {
         );
       } else if (status.getIn(['media_attachments', 0, 'type']) === 'video') {
         const attachment = status.getIn(['media_attachments', 0]);
+        const description = attachment.getIn(['translation', 'description']) || attachment.get('description');
 
         media = (
           <Bundle fetchComponent={Video} loading={this.renderLoadingVideoPlayer} >
@@ -465,8 +477,8 @@ class Status extends ImmutablePureComponent {
                 frameRate={attachment.getIn(['meta', 'original', 'frame_rate'])}
                 blurhash={attachment.get('blurhash')}
                 src={attachment.get('url')}
-                alt={attachment.get('description')}
-                lang={status.get('language')}
+                alt={description}
+                lang={language}
                 inline
                 sensitive={status.get('sensitive')}
                 onOpenVideo={this.handleOpenVideo}
@@ -483,7 +495,7 @@ class Status extends ImmutablePureComponent {
             {Component => (
               <Component
                 media={status.get('media_attachments')}
-                lang={status.get('language')}
+                lang={language}
                 sensitive={status.get('sensitive')}
                 height={110}
                 onOpenMedia={this.handleOpenMedia}
diff --git a/app/javascript/mastodon/components/status_content.jsx b/app/javascript/mastodon/components/status_content.jsx
index 4c8ae7e15..3b3a191d6 100644
--- a/app/javascript/mastodon/components/status_content.jsx
+++ b/app/javascript/mastodon/components/status_content.jsx
@@ -231,11 +231,11 @@ class StatusContent extends PureComponent {
     const renderReadMore = this.props.onClick && status.get('collapsed');
     const contentLocale = intl.locale.replace(/[_-].*/, '');
     const targetLanguages = this.props.languages?.get(status.get('language') || 'und');
-    const renderTranslate = this.props.onTranslate && this.context.identity.signedIn && ['public', 'unlisted'].includes(status.get('visibility')) && status.get('contentHtml').length > 0 && targetLanguages?.includes(contentLocale);
+    const renderTranslate = this.props.onTranslate && this.context.identity.signedIn && ['public', 'unlisted'].includes(status.get('visibility')) && status.get('search_index').trim().length > 0 && targetLanguages?.includes(contentLocale);
 
-    const content = { __html: status.get('translation') ? status.getIn(['translation', 'content']) : status.get('contentHtml') };
-    const spoilerContent = { __html: status.get('spoilerHtml') };
-    const lang = status.get('translation') ? intl.locale : status.get('language');
+    const content = { __html: status.getIn(['translation', 'contentHtml']) || status.get('contentHtml') };
+    const spoilerContent = { __html: status.getIn(['translation', 'spoilerHtml']) || status.get('spoilerHtml') };
+    const language = status.getIn(['translation', 'language']) || status.get('language');
     const classNames = classnames('status__content', {
       'status__content--with-action': this.props.onClick && this.context.router,
       'status__content--with-spoiler': status.get('spoiler_text').length > 0,
@@ -253,7 +253,7 @@ class StatusContent extends PureComponent {
     );
 
     const poll = !!status.get('poll') && (
-      <PollContainer pollId={status.get('poll')} lang={status.get('language')} />
+      <PollContainer pollId={status.get('poll')} lang={language} />
     );
 
     if (status.get('spoiler_text').length > 0) {
@@ -274,24 +274,24 @@ class StatusContent extends PureComponent {
       return (
         <div className={classNames} ref={this.setRef} tabIndex={0} onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
           <p style={{ marginBottom: hidden && status.get('mentions').isEmpty() ? '0px' : null }}>
-            <span dangerouslySetInnerHTML={spoilerContent} className='translate' lang={lang} />
+            <span dangerouslySetInnerHTML={spoilerContent} className='translate' lang={language} />
             {' '}
             <button type='button' className={`status__content__spoiler-link ${hidden ? 'status__content__spoiler-link--show-more' : 'status__content__spoiler-link--show-less'}`} onClick={this.handleSpoilerClick} aria-expanded={!hidden}>{toggleText}</button>
           </p>
 
           {mentionsPlaceholder}
 
-          <div tabIndex={!hidden ? 0 : null} className={`status__content__text ${!hidden ? 'status__content__text--visible' : ''} translate`} lang={lang} dangerouslySetInnerHTML={content} />
+          <div tabIndex={!hidden ? 0 : null} className={`status__content__text ${!hidden ? 'status__content__text--visible' : ''} translate`} lang={language} dangerouslySetInnerHTML={content} />
 
           {!hidden && poll}
-          {!hidden && translateButton}
+          {translateButton}
         </div>
       );
     } else if (this.props.onClick) {
       return (
         <>
           <div className={classNames} ref={this.setRef} tabIndex={0} onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp} key='status-content' onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
-            <div className='status__content__text status__content__text--visible translate' lang={lang} dangerouslySetInnerHTML={content} />
+            <div className='status__content__text status__content__text--visible translate' lang={language} dangerouslySetInnerHTML={content} />
 
             {poll}
             {translateButton}
@@ -303,7 +303,7 @@ class StatusContent extends PureComponent {
     } else {
       return (
         <div className={classNames} ref={this.setRef} tabIndex={0} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
-          <div className='status__content__text status__content__text--visible translate' lang={lang} dangerouslySetInnerHTML={content} />
+          <div className='status__content__text status__content__text--visible translate' lang={language} dangerouslySetInnerHTML={content} />
 
           {poll}
           {translateButton}
diff --git a/app/javascript/mastodon/containers/status_container.jsx b/app/javascript/mastodon/containers/status_container.jsx
index 3026dde0a..6167b404f 100644
--- a/app/javascript/mastodon/containers/status_container.jsx
+++ b/app/javascript/mastodon/containers/status_container.jsx
@@ -180,7 +180,7 @@ const mapDispatchToProps = (dispatch, { intl, contextType }) => ({
 
   onTranslate (status) {
     if (status.get('translation')) {
-      dispatch(undoStatusTranslation(status.get('id')));
+      dispatch(undoStatusTranslation(status.get('id'), status.get('poll')));
     } else {
       dispatch(translateStatus(status.get('id')));
     }
diff --git a/app/javascript/mastodon/features/status/components/detailed_status.jsx b/app/javascript/mastodon/features/status/components/detailed_status.jsx
index 187e04ad1..83a566710 100644
--- a/app/javascript/mastodon/features/status/components/detailed_status.jsx
+++ b/app/javascript/mastodon/features/status/components/detailed_status.jsx
@@ -133,17 +133,20 @@ class DetailedStatus extends ImmutablePureComponent {
       outerStyle.height = `${this.state.height}px`;
     }
 
+    const language = status.getIn(['translation', 'language']) || status.get('language');
+
     if (pictureInPicture.get('inUse')) {
       media = <PictureInPicturePlaceholder />;
     } else if (status.get('media_attachments').size > 0) {
       if (status.getIn(['media_attachments', 0, 'type']) === 'audio') {
         const attachment = status.getIn(['media_attachments', 0]);
+        const description = attachment.getIn(['translation', 'description']) || attachment.get('description');
 
         media = (
           <Audio
             src={attachment.get('url')}
-            alt={attachment.get('description')}
-            lang={status.get('language')}
+            alt={description}
+            lang={language}
             duration={attachment.getIn(['meta', 'original', 'duration'], 0)}
             poster={attachment.get('preview_url') || status.getIn(['account', 'avatar_static'])}
             backgroundColor={attachment.getIn(['meta', 'colors', 'background'])}
@@ -158,6 +161,7 @@ class DetailedStatus extends ImmutablePureComponent {
         );
       } else if (status.getIn(['media_attachments', 0, 'type']) === 'video') {
         const attachment = status.getIn(['media_attachments', 0]);
+        const description = attachment.getIn(['translation', 'description']) || attachment.get('description');
 
         media = (
           <Video
@@ -165,8 +169,8 @@ class DetailedStatus extends ImmutablePureComponent {
             frameRate={attachment.getIn(['meta', 'original', 'frame_rate'])}
             blurhash={attachment.get('blurhash')}
             src={attachment.get('url')}
-            alt={attachment.get('description')}
-            lang={status.get('language')}
+            alt={description}
+            lang={language}
             width={300}
             height={150}
             inline
@@ -182,7 +186,7 @@ class DetailedStatus extends ImmutablePureComponent {
             standalone
             sensitive={status.get('sensitive')}
             media={status.get('media_attachments')}
-            lang={status.get('language')}
+            lang={language}
             height={300}
             onOpenMedia={this.props.onOpenMedia}
             visible={this.props.showMedia}
diff --git a/app/javascript/mastodon/features/status/index.jsx b/app/javascript/mastodon/features/status/index.jsx
index 195c6b523..c31607c8e 100644
--- a/app/javascript/mastodon/features/status/index.jsx
+++ b/app/javascript/mastodon/features/status/index.jsx
@@ -430,7 +430,7 @@ class Status extends ImmutablePureComponent {
     const { dispatch } = this.props;
 
     if (status.get('translation')) {
-      dispatch(undoStatusTranslation(status.get('id')));
+      dispatch(undoStatusTranslation(status.get('id'), status.get('poll')));
     } else {
       dispatch(translateStatus(status.get('id')));
     }
diff --git a/app/javascript/mastodon/features/ui/components/audio_modal.jsx b/app/javascript/mastodon/features/ui/components/audio_modal.jsx
index b8e6ee5e4..5baed2b3f 100644
--- a/app/javascript/mastodon/features/ui/components/audio_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/audio_modal.jsx
@@ -8,7 +8,7 @@ import Audio from 'mastodon/features/audio';
 import Footer from 'mastodon/features/picture_in_picture/components/footer';
 
 const mapStateToProps = (state, { statusId }) => ({
-  language: state.getIn(['statuses', statusId, 'language']),
+  status: state.getIn(['statuses', statusId]),
   accountStaticAvatar: state.getIn(['accounts', state.getIn(['statuses', statusId, 'account']), 'avatar_static']),
 });
 
@@ -17,7 +17,7 @@ class AudioModal extends ImmutablePureComponent {
   static propTypes = {
     media: ImmutablePropTypes.map.isRequired,
     statusId: PropTypes.string.isRequired,
-    language: PropTypes.string,
+    status: ImmutablePropTypes.map.isRequired,
     accountStaticAvatar: PropTypes.string.isRequired,
     options: PropTypes.shape({
       autoPlay: PropTypes.bool,
@@ -27,15 +27,17 @@ class AudioModal extends ImmutablePureComponent {
   };
 
   render () {
-    const { media, language, accountStaticAvatar, statusId, onClose } = this.props;
+    const { media, status, accountStaticAvatar, onClose } = this.props;
     const options = this.props.options || {};
+    const language = status.getIn(['translation', 'language']) || status.get('language');
+    const description = media.getIn(['translation', 'description']) || media.get('description');
 
     return (
       <div className='modal-root__modal audio-modal'>
         <div className='audio-modal__container'>
           <Audio
             src={media.get('url')}
-            alt={media.get('description')}
+            alt={description}
             lang={language}
             duration={media.getIn(['meta', 'original', 'duration'], 0)}
             height={150}
@@ -48,7 +50,7 @@ class AudioModal extends ImmutablePureComponent {
         </div>
 
         <div className='media-modal__overlay'>
-          {statusId && <Footer statusId={statusId} withOpenButton onClose={onClose} />}
+          {status && <Footer statusId={status.get('id')} withOpenButton onClose={onClose} />}
         </div>
       </div>
     );
diff --git a/app/javascript/mastodon/features/ui/components/media_modal.jsx b/app/javascript/mastodon/features/ui/components/media_modal.jsx
index fad08b675..d38dc1804 100644
--- a/app/javascript/mastodon/features/ui/components/media_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/media_modal.jsx
@@ -145,6 +145,7 @@ class MediaModal extends ImmutablePureComponent {
     const content = media.map((image) => {
       const width  = image.getIn(['meta', 'original', 'width']) || null;
       const height = image.getIn(['meta', 'original', 'height']) || null;
+      const description = image.getIn(['translation', 'description']) || image.get('description');
 
       if (image.get('type') === 'image') {
         return (
@@ -153,7 +154,7 @@ class MediaModal extends ImmutablePureComponent {
             src={image.get('url')}
             width={width}
             height={height}
-            alt={image.get('description')}
+            alt={description}
             lang={lang}
             key={image.get('url')}
             onClick={this.toggleNavigation}
@@ -176,7 +177,7 @@ class MediaModal extends ImmutablePureComponent {
             volume={volume || 1}
             onCloseVideo={onClose}
             detailed
-            alt={image.get('description')}
+            alt={description}
             lang={lang}
             key={image.get('url')}
           />
@@ -188,7 +189,7 @@ class MediaModal extends ImmutablePureComponent {
             width={width}
             height={height}
             key={image.get('url')}
-            alt={image.get('description')}
+            alt={description}
             lang={lang}
             onClick={this.toggleNavigation}
           />
diff --git a/app/javascript/mastodon/features/ui/components/video_modal.jsx b/app/javascript/mastodon/features/ui/components/video_modal.jsx
index 2cc88c043..48c6301a5 100644
--- a/app/javascript/mastodon/features/ui/components/video_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/video_modal.jsx
@@ -9,7 +9,7 @@ import Footer from 'mastodon/features/picture_in_picture/components/footer';
 import Video from 'mastodon/features/video';
 
 const mapStateToProps = (state, { statusId }) => ({
-  language: state.getIn(['statuses', statusId, 'language']),
+  status: state.getIn(['statuses', statusId]),
 });
 
 class VideoModal extends ImmutablePureComponent {
@@ -17,7 +17,7 @@ class VideoModal extends ImmutablePureComponent {
   static propTypes = {
     media: ImmutablePropTypes.map.isRequired,
     statusId: PropTypes.string,
-    language: PropTypes.string,
+    status: ImmutablePropTypes.map,
     options: PropTypes.shape({
       startTime: PropTypes.number,
       autoPlay: PropTypes.bool,
@@ -38,8 +38,10 @@ class VideoModal extends ImmutablePureComponent {
   }
 
   render () {
-    const { media, statusId, language, onClose } = this.props;
+    const { media, status, onClose } = this.props;
     const options = this.props.options || {};
+    const language = status.getIn(['translation', 'language']) || status.get('language');
+    const description = media.getIn(['translation', 'description']) || media.get('description');
 
     return (
       <div className='modal-root__modal video-modal'>
@@ -55,13 +57,13 @@ class VideoModal extends ImmutablePureComponent {
             onCloseVideo={onClose}
             autoFocus
             detailed
-            alt={media.get('description')}
+            alt={description}
             lang={language}
           />
         </div>
 
         <div className='media-modal__overlay'>
-          {statusId && <Footer statusId={statusId} withOpenButton onClose={onClose} />}
+          {status && <Footer statusId={status.get('id')} withOpenButton onClose={onClose} />}
         </div>
       </div>
     );
diff --git a/app/javascript/mastodon/reducers/polls.js b/app/javascript/mastodon/reducers/polls.js
index 901fdc449..5e8e775da 100644
--- a/app/javascript/mastodon/reducers/polls.js
+++ b/app/javascript/mastodon/reducers/polls.js
@@ -2,14 +2,43 @@ import { Map as ImmutableMap, fromJS } from 'immutable';
 
 import { POLLS_IMPORT } from 'mastodon/actions/importer';
 
+import { normalizePollOptionTranslation } from '../actions/importer/normalizer';
+import { STATUS_TRANSLATE_SUCCESS, STATUS_TRANSLATE_UNDO } from '../actions/statuses';
+
 const importPolls = (state, polls) => state.withMutations(map => polls.forEach(poll => map.set(poll.id, fromJS(poll))));
 
+const statusTranslateSuccess = (state, pollTranslation) => {
+  return state.withMutations(map => {
+    if (pollTranslation) {
+      const poll = state.get(pollTranslation.id);
+
+      pollTranslation.options.forEach((item, index) => {
+        map.setIn([pollTranslation.id, 'options', index, 'translation'], fromJS(normalizePollOptionTranslation(item, poll)));
+      });
+    }
+  });
+};
+
+const statusTranslateUndo = (state, id) => {
+  return state.withMutations(map => {
+    const options = map.getIn([id, 'options']);
+
+    if (options) {
+      options.forEach((item, index) => map.deleteIn([id, 'options', index, 'translation']));
+    }
+  });
+};
+
 const initialState = ImmutableMap();
 
 export default function polls(state = initialState, action) {
   switch(action.type) {
   case POLLS_IMPORT:
     return importPolls(state, action.polls);
+  case STATUS_TRANSLATE_SUCCESS:
+    return statusTranslateSuccess(state, action.translation.poll);
+  case STATUS_TRANSLATE_UNDO:
+    return statusTranslateUndo(state, action.pollId);
   default:
     return state;
   }
diff --git a/app/javascript/mastodon/reducers/statuses.js b/app/javascript/mastodon/reducers/statuses.js
index fc5d31ab7..3c3d3d711 100644
--- a/app/javascript/mastodon/reducers/statuses.js
+++ b/app/javascript/mastodon/reducers/statuses.js
@@ -1,6 +1,7 @@
 import { Map as ImmutableMap, fromJS } from 'immutable';
 
 import { STATUS_IMPORT, STATUSES_IMPORT } from '../actions/importer';
+import { normalizeStatusTranslation } from '../actions/importer/normalizer';
 import {
   REBLOG_REQUEST,
   REBLOG_FAIL,
@@ -36,6 +37,27 @@ const deleteStatus = (state, id, references) => {
   return state.delete(id);
 };
 
+const statusTranslateSuccess = (state, id, translation) => {
+  return state.withMutations(map => {
+    map.setIn([id, 'translation'], fromJS(normalizeStatusTranslation(translation, map.get(id))));
+
+    const list = map.getIn([id, 'media_attachments']);
+    if (translation.media_attachments && list) {
+      translation.media_attachments.forEach(item => {
+        const index = list.findIndex(i => i.get('id') === item.id);
+        map.setIn([id, 'media_attachments', index, 'translation'], fromJS({ description: item.description }));
+      });
+    }
+  });
+};
+
+const statusTranslateUndo = (state, id) => {
+  return state.withMutations(map => {
+    map.deleteIn([id, 'translation']);
+    map.getIn([id, 'media_attachments']).forEach((item, index) => map.deleteIn([id, 'media_attachments', index, 'translation']));
+  });
+};
+
 const initialState = ImmutableMap();
 
 export default function statuses(state = initialState, action) {
@@ -87,9 +109,9 @@ export default function statuses(state = initialState, action) {
   case TIMELINE_DELETE:
     return deleteStatus(state, action.id, action.references);
   case STATUS_TRANSLATE_SUCCESS:
-    return state.setIn([action.id, 'translation'], fromJS(action.translation));
+    return statusTranslateSuccess(state, action.id, action.translation);
   case STATUS_TRANSLATE_UNDO:
-    return state.deleteIn([action.id, 'translation']);
+    return statusTranslateUndo(state, action.id);
   default:
     return state;
   }
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index 0ce1c1eae..fff9cb7ea 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -5470,7 +5470,7 @@ a.status-card.compact:hover {
   background: transparent;
   box-sizing: border-box;
   border: 0;
-  color: rgba($primary-text-color, 0.7);
+  color: rgba($white, 0.7);
   cursor: pointer;
   display: flex;
   align-items: center;
@@ -5485,7 +5485,7 @@ a.status-card.compact:hover {
   &:hover,
   &:focus,
   &:active {
-    color: $primary-text-color;
+    color: $white;
   }
 }
 
diff --git a/app/lib/emoji_formatter.rb b/app/lib/emoji_formatter.rb
index dd9a0e5d7..8c3856d89 100644
--- a/app/lib/emoji_formatter.rb
+++ b/app/lib/emoji_formatter.rb
@@ -12,6 +12,7 @@ class EmojiFormatter
   # @param [Hash] options
   # @option options [Boolean] :animate
   # @option options [String] :style
+  # @option options [String] :raw_shortcode
   def initialize(html, custom_emojis, options = {})
     raise ArgumentError unless html.html_safe?
 
@@ -43,7 +44,7 @@ class EmojiFormatter
           next unless (char_after.nil? || !DISALLOWED_BOUNDING_REGEX.match?(char_after)) && (emoji = emoji_map[shortcode])
 
           result << Nokogiri::XML::Text.new(text[last_index..shortname_start_index - 1], tree.document) if shortname_start_index.positive?
-          result << Nokogiri::HTML.fragment(image_for_emoji(shortcode, emoji))
+          result << Nokogiri::HTML.fragment(tag_for_emoji(shortcode, emoji))
 
           last_index = i + 1
         elsif text[i] == ':' && (i.zero? || !DISALLOWED_BOUNDING_REGEX.match?(text[i - 1]))
@@ -75,7 +76,9 @@ class EmojiFormatter
     end
   end
 
-  def image_for_emoji(shortcode, emoji)
+  def tag_for_emoji(shortcode, emoji)
+    return content_tag(:span, ":#{shortcode}:", translate: 'no') if raw_shortcode?
+
     original_url, static_url = emoji
 
     image_tag(
@@ -103,4 +106,8 @@ class EmojiFormatter
   def animate?
     @options[:animate] || @options.key?(:style)
   end
+
+  def raw_shortcode?
+    @options[:raw_shortcode]
+  end
 end
diff --git a/app/lib/translation_service/deepl.rb b/app/lib/translation_service/deepl.rb
index afcb7ecb2..925a1cf17 100644
--- a/app/lib/translation_service/deepl.rb
+++ b/app/lib/translation_service/deepl.rb
@@ -10,8 +10,8 @@ class TranslationService::DeepL < TranslationService
     @api_key = api_key
   end
 
-  def translate(text, source_language, target_language)
-    form = { text: text, source_lang: source_language&.upcase, target_lang: target_language, tag_handling: 'html' }
+  def translate(texts, source_language, target_language)
+    form = { text: texts, source_lang: source_language&.upcase, target_lang: target_language, tag_handling: 'html' }
     request(:post, '/v2/translate', form: form) do |res|
       transform_response(res.body_with_limit)
     end
@@ -67,12 +67,17 @@ class TranslationService::DeepL < TranslationService
     end
   end
 
-  def transform_response(str)
-    json = Oj.load(str, mode: :strict)
+  def transform_response(json)
+    data = Oj.load(json, mode: :strict)
+    raise UnexpectedResponseError unless data.is_a?(Hash)
 
-    raise UnexpectedResponseError unless json.is_a?(Hash)
-
-    Translation.new(text: json.dig('translations', 0, 'text'), detected_source_language: json.dig('translations', 0, 'detected_source_language')&.downcase, provider: 'DeepL.com')
+    data['translations'].map do |translation|
+      Translation.new(
+        text: translation['text'],
+        detected_source_language: translation['detected_source_language']&.downcase,
+        provider: 'DeepL.com'
+      )
+    end
   rescue Oj::ParseError
     raise UnexpectedResponseError
   end
diff --git a/app/lib/translation_service/libre_translate.rb b/app/lib/translation_service/libre_translate.rb
index 8bb194a9c..de43d7c88 100644
--- a/app/lib/translation_service/libre_translate.rb
+++ b/app/lib/translation_service/libre_translate.rb
@@ -8,8 +8,8 @@ class TranslationService::LibreTranslate < TranslationService
     @api_key  = api_key
   end
 
-  def translate(text, source_language, target_language)
-    body = Oj.dump(q: text, source: source_language.presence || 'auto', target: target_language, format: 'html', api_key: @api_key)
+  def translate(texts, source_language, target_language)
+    body = Oj.dump(q: texts, source: source_language.presence || 'auto', target: target_language, format: 'html', api_key: @api_key)
     request(:post, '/translate', body: body) do |res|
       transform_response(res.body_with_limit, source_language)
     end
@@ -44,12 +44,17 @@ class TranslationService::LibreTranslate < TranslationService
     end
   end
 
-  def transform_response(str, source_language)
-    json = Oj.load(str, mode: :strict)
+  def transform_response(json, source_language)
+    data = Oj.load(json, mode: :strict)
+    raise UnexpectedResponseError unless data.is_a?(Hash)
 
-    raise UnexpectedResponseError unless json.is_a?(Hash)
-
-    Translation.new(text: json['translatedText'], detected_source_language: source_language, provider: 'LibreTranslate')
+    data['translatedText'].map.with_index do |text, index|
+      Translation.new(
+        text: text,
+        detected_source_language: data.dig('detectedLanguage', index, 'language') || source_language,
+        provider: 'LibreTranslate'
+      )
+    end
   rescue Oj::ParseError
     raise UnexpectedResponseError
   end
diff --git a/app/models/account_conversation.rb b/app/models/account_conversation.rb
index be0787921..95faece1b 100644
--- a/app/models/account_conversation.rb
+++ b/app/models/account_conversation.rb
@@ -17,6 +17,8 @@
 class AccountConversation < ApplicationRecord
   include Redisable
 
+  attr_writer :participant_accounts
+
   before_validation :set_last_status
   after_commit :push_to_streaming_api
 
@@ -26,24 +28,40 @@ class AccountConversation < ApplicationRecord
 
   def participant_account_ids=(arr)
     self[:participant_account_ids] = arr.sort
+    @participant_accounts = nil
   end
 
   def participant_accounts
-    if participant_account_ids.empty?
-      [account]
-    else
-      participants = Account.where(id: participant_account_ids)
-      participants.empty? ? [account] : participants
+    @participant_accounts ||= begin
+      if participant_account_ids.empty?
+        [account]
+      else
+        participants = Account.where(id: participant_account_ids).to_a
+        participants.empty? ? [account] : participants
+      end
     end
   end
 
   class << self
-    def to_a_paginated_by_id(limit, options = {})
-      if options[:min_id]
-        paginate_by_min_id(limit, options[:min_id], options[:max_id]).reverse
-      else
-        paginate_by_max_id(limit, options[:max_id], options[:since_id]).to_a
+    def to_a_paginated_by_id(limit, min_id: nil, max_id: nil, since_id: nil, preload_participants: true)
+      array = begin
+        if min_id
+          paginate_by_min_id(limit, min_id, max_id).reverse
+        else
+          paginate_by_max_id(limit, max_id, since_id).to_a
+        end
       end
+
+      if preload_participants
+        participant_ids = array.flat_map(&:participant_account_ids)
+        accounts_by_id = Account.where(id: participant_ids).index_by(&:id)
+
+        array.each do |conversation|
+          conversation.participant_accounts = conversation.participant_account_ids.filter_map { |id| accounts_by_id[id] }
+        end
+      end
+
+      array
     end
 
     def paginate_by_min_id(limit, min_id = nil, max_id = nil)
diff --git a/app/models/translation.rb b/app/models/translation.rb
new file mode 100644
index 000000000..7f8469c86
--- /dev/null
+++ b/app/models/translation.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+class Translation < ActiveModelSerializers::Model
+  attributes :status, :detected_source_language, :language, :provider,
+             :content, :spoiler_text, :poll_options, :media_attachments
+
+  class Option < ActiveModelSerializers::Model
+    attributes :title
+  end
+
+  class MediaAttachment < ActiveModelSerializers::Model
+    attributes :id, :description
+  end
+end
diff --git a/app/serializers/rest/translation_serializer.rb b/app/serializers/rest/translation_serializer.rb
index 05ededc95..40e2d28fb 100644
--- a/app/serializers/rest/translation_serializer.rb
+++ b/app/serializers/rest/translation_serializer.rb
@@ -1,9 +1,38 @@
 # frozen_string_literal: true
 
 class REST::TranslationSerializer < ActiveModel::Serializer
-  attributes :content, :detected_source_language, :provider
+  attributes :detected_source_language, :language, :provider, :spoiler_text, :content
 
-  def content
-    object.text
+  class PollSerializer < ActiveModel::Serializer
+    attribute :id
+    has_many :options
+
+    def id
+      object.status.preloadable_poll.id.to_s
+    end
+
+    def options
+      object.poll_options
+    end
+
+    class OptionSerializer < ActiveModel::Serializer
+      attributes :title
+    end
+  end
+
+  has_one :poll, serializer: PollSerializer
+
+  class MediaAttachmentSerializer < ActiveModel::Serializer
+    attributes :id, :description
+
+    def id
+      object.id.to_s
+    end
+  end
+
+  has_many :media_attachments, serializer: MediaAttachmentSerializer
+
+  def poll
+    object if object.status.preloadable_poll
   end
 end
diff --git a/app/services/translate_status_service.rb b/app/services/translate_status_service.rb
index 796f13a0d..c2b40433e 100644
--- a/app/services/translate_status_service.rb
+++ b/app/services/translate_status_service.rb
@@ -3,16 +3,24 @@
 class TranslateStatusService < BaseService
   CACHE_TTL = 1.day.freeze
 
+  include ERB::Util
   include FormattingHelper
 
   def call(status, target_language)
     @status = status
-    @content = status_content_format(@status)
+    @source_texts = source_texts
     @target_language = target_language
 
     raise Mastodon::NotPermittedError unless permitted?
 
-    Rails.cache.fetch("translations/#{@status.language}/#{@target_language}/#{content_hash}", expires_in: CACHE_TTL) { translation_backend.translate(@content, @status.language, @target_language) }
+    status_translation = Rails.cache.fetch("v2:translations/#{@status.language}/#{@target_language}/#{content_hash}", expires_in: CACHE_TTL) do
+      translations = translation_backend.translate(@source_texts.values, @status.language, @target_language)
+      build_status_translation(translations)
+    end
+
+    status_translation.status = @status
+
+    status_translation
   end
 
   private
@@ -22,7 +30,7 @@ class TranslateStatusService < BaseService
   end
 
   def permitted?
-    return false unless @status.distributable? && @status.content.present? && TranslationService.configured?
+    return false unless @status.distributable? && TranslationService.configured?
 
     languages[@status.language]&.include?(@target_language)
   end
@@ -32,6 +40,73 @@ class TranslateStatusService < BaseService
   end
 
   def content_hash
-    Digest::SHA256.base64digest(@content)
+    Digest::SHA256.base64digest(@source_texts.transform_keys { |key| key.respond_to?(:id) ? "#{key.class}-#{key.id}" : key }.to_json)
+  end
+
+  def source_texts
+    texts = {}
+    texts[:content] = wrap_emoji_shortcodes(status_content_format(@status)) if @status.content.present?
+    texts[:spoiler_text] = wrap_emoji_shortcodes(html_escape(@status.spoiler_text)) if @status.spoiler_text.present?
+
+    @status.preloadable_poll&.loaded_options&.each do |option|
+      texts[option] = wrap_emoji_shortcodes(html_escape(option.title))
+    end
+
+    @status.media_attachments.each do |media_attachment|
+      texts[media_attachment] = html_escape(media_attachment.description)
+    end
+
+    texts
+  end
+
+  def build_status_translation(translations)
+    status_translation = Translation.new(
+      detected_source_language: translations.first&.detected_source_language,
+      language: @target_language,
+      provider: translations.first&.provider,
+      content: '',
+      spoiler_text: '',
+      poll_options: [],
+      media_attachments: []
+    )
+
+    @source_texts.keys.each_with_index do |source, index|
+      translation = translations[index]
+
+      case source
+      when :content
+        status_translation.content = unwrap_emoji_shortcodes(translation.text).to_html
+      when :spoiler_text
+        status_translation.spoiler_text = unwrap_emoji_shortcodes(translation.text).content
+      when Poll::Option
+        status_translation.poll_options << Translation::Option.new(
+          title: unwrap_emoji_shortcodes(translation.text).content
+        )
+      when MediaAttachment
+        status_translation.media_attachments << Translation::MediaAttachment.new(
+          id: source.id,
+          description: html_entities.decode(translation.text)
+        )
+      end
+    end
+
+    status_translation
+  end
+
+  def wrap_emoji_shortcodes(text)
+    EmojiFormatter.new(text, @status.emojis, { raw_shortcode: true }).to_s
+  end
+
+  def unwrap_emoji_shortcodes(html)
+    fragment = Nokogiri::HTML.fragment(html)
+    fragment.css('span[translate="no"]').each do |element|
+      element.remove_attribute('translate')
+      element.replace(element.children) if element.attributes.empty?
+    end
+    fragment
+  end
+
+  def html_entities
+    HTMLEntities.new
   end
 end
diff --git a/package.json b/package.json
index fad2a113a..7fffd8a5c 100644
--- a/package.json
+++ b/package.json
@@ -5,21 +5,28 @@
     "node": ">=16"
   },
   "scripts": {
-    "postversion": "git push --tags",
     "build:development": "cross-env RAILS_ENV=development NODE_ENV=development ./bin/webpack",
     "build:production": "cross-env RAILS_ENV=production NODE_ENV=production ./bin/webpack",
-    "manage:translations": "node ./config/webpack/translationRunner.js",
+    "fix:js": "yarn lint:js --fix",
+    "fix:json": "prettier --write \"**/*.json\"",
+    "fix:md": "prettier --write \"**/*.md\"",
+    "fix:sass": "stylelint --fix \"**/*.{css,scss}\" && prettier --write \"**/*.{css,scss}\"",
+    "fix:yml": "prettier --write \"**/*.{yaml,yml}\"",
+    "fix": "yarn fix:js && yarn fix:json && yarn fix:sass && yarn fix:yml",
     "i18n:extract": "formatjs extract 'app/javascript/**/*.{js,jsx,ts,tsx}' '--ignore=**/*.d.ts' --out-file app/javascript/flavours/glitch/locales/en.json --format config/formatjs-formatter.js",
+    "jest": "cross-env NODE_ENV=test jest",
+    "lint:js": "eslint . --ext=.js,.jsx,.ts,.tsx --cache --report-unused-disable-directives",
+    "lint:json": "prettier --check \"**/*.json\"",
+    "lint:md": "prettier --check \"**/*.md\"",
+    "lint:sass": "stylelint \"**/*.{css,scss}\" && prettier --check \"**/*.{css,scss}\"",
+    "lint:yml": "prettier --check \"**/*.{yaml,yml}\"",
+    "lint": "yarn lint:js && yarn lint:json && yarn lint:sass && yarn lint:yml",
+    "manage:translations": "node ./config/webpack/translationRunner.js",
+    "postversion": "git push --tags",
+    "prepare": "husky install",
     "start": "node ./streaming/index.js",
-    "test": "${npm_execpath} run test:lint:js && ${npm_execpath} run test:typecheck && ${npm_execpath} run test:jest",
-    "test:lint": "${npm_execpath} run test:lint:js && ${npm_execpath} run test:lint:sass",
-    "test:lint:js": "eslint --ext=.js,.jsx,.ts,.tsx . --cache --report-unused-disable-directives",
-    "test:lint:sass": "stylelint \"**/*.{css,scss}\" && prettier --check \"**/*.{css,scss}\"",
-    "test:typecheck": "tsc --noEmit",
-    "test:jest": "cross-env NODE_ENV=test jest",
-    "format": "prettier --write .",
-    "format-check": "prettier --check .",
-    "prepare": "husky install"
+    "test": "yarn lint && yarn run typecheck && yarn jest",
+    "typecheck": "tsc --noEmit"
   },
   "repository": {
     "type": "git",
diff --git a/spec/controllers/api/v1/statuses/translations_controller_spec.rb b/spec/controllers/api/v1/statuses/translations_controller_spec.rb
index 8495779bf..989e94750 100644
--- a/spec/controllers/api/v1/statuses/translations_controller_spec.rb
+++ b/spec/controllers/api/v1/statuses/translations_controller_spec.rb
@@ -19,7 +19,7 @@ describe Api::V1::Statuses::TranslationsController do
 
       before do
         translation = TranslationService::Translation.new(text: 'Hello')
-        service = instance_double(TranslationService::DeepL, translate: translation)
+        service = instance_double(TranslationService::DeepL, translate: [translation])
         allow(TranslationService).to receive(:configured?).and_return(true)
         allow(TranslationService).to receive(:configured).and_return(service)
         Rails.cache.write('translation_service/languages', { 'es' => ['en'] })
diff --git a/spec/helpers/application_helper_spec.rb b/spec/helpers/application_helper_spec.rb
index 8bfca078d..5cdc45a39 100644
--- a/spec/helpers/application_helper_spec.rb
+++ b/spec/helpers/application_helper_spec.rb
@@ -209,6 +209,18 @@ describe ApplicationHelper do
       end
     end
 
+    context 'when S3 alias includes a path component' do
+      around do |example|
+        ClimateControl.modify S3_ALIAS_HOST: 's3.alias/path' do
+          example.run
+        end
+      end
+
+      it 'returns a correct URL' do
+        expect(helper.storage_host).to eq('https://s3.alias/path')
+      end
+    end
+
     context 'when S3 cloudfront is present' do
       around do |example|
         ClimateControl.modify S3_CLOUDFRONT_HOST: 's3.cloudfront' do
@@ -220,12 +232,6 @@ describe ApplicationHelper do
         expect(helper.storage_host).to eq('https://s3.cloudfront')
       end
     end
-
-    context 'when neither env value is present' do
-      it 'returns false' do
-        expect(helper.storage_host).to eq('https:')
-      end
-    end
   end
 
   describe 'storage_host?' do
diff --git a/spec/lib/translation_service/deepl_spec.rb b/spec/lib/translation_service/deepl_spec.rb
index 2363f8f13..5a1d0f094 100644
--- a/spec/lib/translation_service/deepl_spec.rb
+++ b/spec/lib/translation_service/deepl_spec.rb
@@ -22,7 +22,10 @@ RSpec.describe TranslationService::DeepL do
         .with(body: 'text=Hasta+la+vista&source_lang=ES&target_lang=en&tag_handling=html')
         .to_return(body: '{"translations":[{"detected_source_language":"ES","text":"See you soon"}]}')
 
-      translation = service.translate('Hasta la vista', 'es', 'en')
+      translations = service.translate(['Hasta la vista'], 'es', 'en')
+      expect(translations.size).to eq 1
+
+      translation = translations.first
       expect(translation.detected_source_language).to eq 'es'
       expect(translation.provider).to eq 'DeepL.com'
       expect(translation.text).to eq 'See you soon'
@@ -31,12 +34,27 @@ RSpec.describe TranslationService::DeepL do
     it 'returns translation with auto-detected source language' do
       stub_request(:post, 'https://api.deepl.com/v2/translate')
         .with(body: 'text=Guten+Tag&source_lang&target_lang=en&tag_handling=html')
-        .to_return(body: '{"translations":[{"detected_source_language":"DE","text":"Good Morning"}]}')
+        .to_return(body: '{"translations":[{"detected_source_language":"DE","text":"Good morning"}]}')
 
-      translation = service.translate('Guten Tag', nil, 'en')
+      translations = service.translate(['Guten Tag'], nil, 'en')
+      expect(translations.size).to eq 1
+
+      translation = translations.first
       expect(translation.detected_source_language).to eq 'de'
       expect(translation.provider).to eq 'DeepL.com'
-      expect(translation.text).to eq 'Good Morning'
+      expect(translation.text).to eq 'Good morning'
+    end
+
+    it 'returns translation of multiple texts' do
+      stub_request(:post, 'https://api.deepl.com/v2/translate')
+        .with(body: 'text=Guten+Morgen&text=Gute+Nacht&source_lang=DE&target_lang=en&tag_handling=html')
+        .to_return(body: '{"translations":[{"detected_source_language":"DE","text":"Good morning"},{"detected_source_language":"DE","text":"Good night"}]}')
+
+      translations = service.translate(['Guten Morgen', 'Gute Nacht'], 'de', 'en')
+      expect(translations.size).to eq 2
+
+      expect(translations.first.text).to eq 'Good morning'
+      expect(translations.last.text).to eq 'Good night'
     end
   end
 
diff --git a/spec/lib/translation_service/libre_translate_spec.rb b/spec/lib/translation_service/libre_translate_spec.rb
index fbd726a7e..90966a8eb 100644
--- a/spec/lib/translation_service/libre_translate_spec.rb
+++ b/spec/lib/translation_service/libre_translate_spec.rb
@@ -31,24 +31,42 @@ RSpec.describe TranslationService::LibreTranslate do
   describe '#translate' do
     it 'returns translation with specified source language' do
       stub_request(:post, 'https://libretranslate.example.com/translate')
-        .with(body: '{"q":"Hasta la vista","source":"es","target":"en","format":"html","api_key":"my-api-key"}')
-        .to_return(body: '{"translatedText": "See you"}')
+        .with(body: '{"q":["Hasta la vista"],"source":"es","target":"en","format":"html","api_key":"my-api-key"}')
+        .to_return(body: '{"translatedText": ["See you"]}')
 
-      translation = service.translate('Hasta la vista', 'es', 'en')
-      expect(translation.detected_source_language).to eq 'es'
+      translations = service.translate(['Hasta la vista'], 'es', 'en')
+      expect(translations.size).to eq 1
+
+      translation = translations.first
+      expect(translation.detected_source_language).to be 'es'
       expect(translation.provider).to eq 'LibreTranslate'
       expect(translation.text).to eq 'See you'
     end
 
     it 'returns translation with auto-detected source language' do
       stub_request(:post, 'https://libretranslate.example.com/translate')
-        .with(body: '{"q":"Guten Morgen","source":"auto","target":"en","format":"html","api_key":"my-api-key"}')
-        .to_return(body: '{"detectedLanguage":{"confidence":92,"language":"de"},"translatedText":"Good morning"}')
+        .with(body: '{"q":["Guten Morgen"],"source":"auto","target":"en","format":"html","api_key":"my-api-key"}')
+        .to_return(body: '{"detectedLanguage": [{"confidence": 92, "language": "de"}], "translatedText": ["Good morning"]}')
 
-      translation = service.translate('Guten Morgen', nil, 'en')
-      expect(translation.detected_source_language).to be_nil
+      translations = service.translate(['Guten Morgen'], nil, 'en')
+      expect(translations.size).to eq 1
+
+      translation = translations.first
+      expect(translation.detected_source_language).to eq 'de'
       expect(translation.provider).to eq 'LibreTranslate'
       expect(translation.text).to eq 'Good morning'
     end
+
+    it 'returns translation of multiple texts' do
+      stub_request(:post, 'https://libretranslate.example.com/translate')
+        .with(body: '{"q":["Guten Morgen","Gute Nacht"],"source":"de","target":"en","format":"html","api_key":"my-api-key"}')
+        .to_return(body: '{"translatedText": ["Good morning", "Good night"]}')
+
+      translations = service.translate(['Guten Morgen', 'Gute Nacht'], 'de', 'en')
+      expect(translations.size).to eq 2
+
+      expect(translations.first.text).to eq 'Good morning'
+      expect(translations.last.text).to eq 'Good night'
+    end
   end
 end
diff --git a/spec/services/translate_status_service_spec.rb b/spec/services/translate_status_service_spec.rb
new file mode 100644
index 000000000..074f55544
--- /dev/null
+++ b/spec/services/translate_status_service_spec.rb
@@ -0,0 +1,226 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe TranslateStatusService, type: :service do
+  subject(:service) { described_class.new }
+
+  let(:status) { Fabricate(:status, text: text, spoiler_text: spoiler_text, language: 'en', preloadable_poll: poll, media_attachments: media_attachments) }
+  let(:text) { 'Hello' }
+  let(:spoiler_text) { '' }
+  let(:poll) { nil }
+  let(:media_attachments) { [] }
+
+  before do
+    Fabricate(:custom_emoji, shortcode: 'highfive')
+  end
+
+  describe '#call' do
+    before do
+      translation_service = TranslationService.new
+      allow(translation_service).to receive(:languages).and_return({ 'en' => ['es'] })
+      allow(translation_service).to receive(:translate) do |texts|
+        texts.map do |text|
+          TranslationService::Translation.new(
+            text: text.gsub('Hello', 'Hola').gsub('higfive', 'cincoaltos'),
+            detected_source_language: 'en',
+            provider: 'Dummy'
+          )
+        end
+      end
+
+      allow(TranslationService).to receive(:configured?).and_return(true)
+      allow(TranslationService).to receive(:configured).and_return(translation_service)
+    end
+
+    it 'returns translated status content' do
+      expect(service.call(status, 'es').content).to eq '<p>Hola</p>'
+    end
+
+    it 'returns source language' do
+      expect(service.call(status, 'es').detected_source_language).to eq 'en'
+    end
+
+    it 'returns translation provider' do
+      expect(service.call(status, 'es').provider).to eq 'Dummy'
+    end
+
+    it 'returns original status' do
+      expect(service.call(status, 'es').status).to eq status
+    end
+
+    describe 'status has content with custom emoji' do
+      let(:text) { 'Hello & :highfive:' }
+
+      it 'does not translate shortcode' do
+        expect(service.call(status, 'es').content).to eq '<p>Hola &amp; :highfive:</p>'
+      end
+    end
+
+    describe 'status has no spoiler_text' do
+      it 'returns an empty string' do
+        expect(service.call(status, 'es').spoiler_text).to eq ''
+      end
+    end
+
+    describe 'status has spoiler_text' do
+      let(:spoiler_text) { 'Hello & Hello!' }
+
+      it 'translates the spoiler text' do
+        expect(service.call(status, 'es').spoiler_text).to eq 'Hola & Hola!'
+      end
+    end
+
+    describe 'status has spoiler_text with custom emoji' do
+      let(:spoiler_text) { 'Hello :highfive:' }
+
+      it 'does not translate shortcode' do
+        expect(service.call(status, 'es').spoiler_text).to eq 'Hola :highfive:'
+      end
+    end
+
+    describe 'status has spoiler_text with unmatched custom emoji' do
+      let(:spoiler_text) { 'Hello :Hello:' }
+
+      it 'translates the invalid shortcode' do
+        expect(service.call(status, 'es').spoiler_text).to eq 'Hola :Hola:'
+      end
+    end
+
+    describe 'status has poll' do
+      let(:poll) { Fabricate(:poll, options: ['Hello 1', 'Hello 2']) }
+
+      it 'translates the poll option title' do
+        status_translation = service.call(status, 'es')
+        expect(status_translation.poll_options.size).to eq 2
+        expect(status_translation.poll_options.first.title).to eq 'Hola 1'
+      end
+    end
+
+    describe 'status has media attachment' do
+      let(:media_attachments) { [Fabricate(:media_attachment, description: 'Hello & :highfive:')] }
+
+      it 'translates the media attachment description' do
+        status_translation = service.call(status, 'es')
+
+        media_attachment = status_translation.media_attachments.first
+        expect(media_attachment.id).to eq media_attachments.first.id
+        expect(media_attachment.description).to eq 'Hola & :highfive:'
+      end
+    end
+  end
+
+  describe '#source_texts' do
+    before do
+      service.instance_variable_set(:@status, status)
+    end
+
+    describe 'status only has content' do
+      it 'returns formatted content' do
+        expect(service.send(:source_texts)).to eq({ content: '<p>Hello</p>' })
+      end
+    end
+
+    describe 'status content contains custom emoji' do
+      let(:status) { Fabricate(:status, text: 'Hello :highfive:') }
+
+      it 'returns formatted content' do
+        source_texts = service.send(:source_texts)
+        expect(source_texts[:content]).to eq '<p>Hello <span translate="no">:highfive:</span></p>'
+      end
+    end
+
+    describe 'status content contains tags' do
+      let(:status) { Fabricate(:status, text: 'Hello #hola') }
+
+      it 'returns formatted content' do
+        source_texts = service.send(:source_texts)
+        expect(source_texts[:content]).to include '<p>Hello <a'
+        expect(source_texts[:content]).to include '/tags/hola'
+      end
+    end
+
+    describe 'status has spoiler text' do
+      let(:status) { Fabricate(:status, spoiler_text: 'Hello :highfive:') }
+
+      it 'returns formatted spoiler text' do
+        source_texts = service.send(:source_texts)
+        expect(source_texts[:spoiler_text]).to eq 'Hello <span translate="no">:highfive:</span>'
+      end
+    end
+
+    describe 'status has poll' do
+      let(:poll) { Fabricate(:poll, options: %w(Blue Green)) }
+
+      it 'returns formatted poll options' do
+        source_texts = service.send(:source_texts)
+        expect(source_texts.size).to eq 3
+        expect(source_texts.values).to eq %w(<p>Hello</p> Blue Green)
+
+        expect(source_texts.keys.first).to eq :content
+
+        option1 = source_texts.keys.second
+        expect(option1).to be_a Poll::Option
+        expect(option1.id).to eq '0'
+        expect(option1.title).to eq 'Blue'
+
+        option2 = source_texts.keys.third
+        expect(option2).to be_a Poll::Option
+        expect(option2.id).to eq '1'
+        expect(option2.title).to eq 'Green'
+      end
+    end
+
+    describe 'status has poll with custom emoji' do
+      let(:poll) { Fabricate(:poll, options: ['Blue', 'Green :highfive:']) }
+
+      it 'returns formatted poll options' do
+        html = service.send(:source_texts).values.last
+        expect(html).to eq 'Green <span translate="no">:highfive:</span>'
+      end
+    end
+
+    describe 'status has media attachments' do
+      let(:text) { '' }
+      let(:media_attachments) { [Fabricate(:media_attachment, description: 'Hello :highfive:')] }
+
+      it 'returns media attachments without custom emoji rendering' do
+        source_texts = service.send(:source_texts)
+        expect(source_texts.size).to eq 1
+
+        key, text = source_texts.first
+        expect(key).to eq media_attachments.first
+        expect(text).to eq 'Hello :highfive:'
+      end
+    end
+  end
+
+  describe '#wrap_emoji_shortcodes' do
+    before do
+      service.instance_variable_set(:@status, status)
+    end
+
+    describe 'string contains custom emoji' do
+      let(:text) { ':highfive:' }
+
+      it 'renders the emoji' do
+        html = service.send(:wrap_emoji_shortcodes, 'Hello :highfive:'.html_safe)
+        expect(html).to eq 'Hello <span translate="no">:highfive:</span>'
+      end
+    end
+  end
+
+  describe '#unwrap_emoji_shortcodes' do
+    describe 'string contains custom emoji' do
+      it 'inserts the shortcode' do
+        fragment = service.send(:unwrap_emoji_shortcodes, '<p>Hello <span translate="no">:highfive:</span>!</p>')
+        expect(fragment.to_html).to eq '<p>Hello :highfive:!</p>'
+      end
+
+      it 'preserves other attributes than translate=no' do
+        fragment = service.send(:unwrap_emoji_shortcodes, '<p>Hello <span translate="no" class="foo">:highfive:</span>!</p>')
+        expect(fragment.to_html).to eq '<p>Hello <span class="foo">:highfive:</span>!</p>'
+      end
+    end
+  end
+end