diff --git a/app/soapbox/actions/admin.ts b/app/soapbox/actions/admin.ts
index 660b52dce..02af5e87a 100644
--- a/app/soapbox/actions/admin.ts
+++ b/app/soapbox/actions/admin.ts
@@ -1,5 +1,6 @@
 import { fetchRelationships } from 'soapbox/actions/accounts';
 import { importFetchedAccount, importFetchedAccounts, importFetchedStatuses } from 'soapbox/actions/importer';
+import { filterBadges, getTagDiff } from 'soapbox/utils/badges';
 import { getFeatures } from 'soapbox/utils/features';
 
 import api, { getLinks } from '../api';
@@ -403,6 +404,12 @@ const tagUsers = (accountIds: string[], tags: string[]) =>
 const untagUsers = (accountIds: string[], tags: string[]) =>
   (dispatch: AppDispatch, getState: () => RootState) => {
     const nicknames = nicknamesFromIds(getState, accountIds);
+
+    // Legacy: allow removing legacy 'donor' tags.
+    if (tags.includes('badge:donor')) {
+      tags = [...tags, 'donor'];
+    }
+
     dispatch({ type: ADMIN_USERS_UNTAG_REQUEST, accountIds, tags });
     return api(getState)
       .delete('/api/v1/pleroma/admin/users/tag', { data: { nicknames, tags } })
@@ -413,6 +420,24 @@ const untagUsers = (accountIds: string[], tags: string[]) =>
       });
   };
 
+/** Synchronizes user tags to the backend. */
+const setTags = (accountId: string, oldTags: string[], newTags: string[]) =>
+  async(dispatch: AppDispatch) => {
+    const diff = getTagDiff(oldTags, newTags);
+
+    await dispatch(tagUsers([accountId], diff.added));
+    await dispatch(untagUsers([accountId], diff.removed));
+  };
+
+/** Synchronizes badges to the backend. */
+const setBadges = (accountId: string, oldTags: string[], newTags: string[]) =>
+  (dispatch: AppDispatch) => {
+    const oldBadges = filterBadges(oldTags);
+    const newBadges = filterBadges(newTags);
+
+    return dispatch(setTags(accountId, oldBadges, newBadges));
+  };
+
 const verifyUser = (accountId: string) =>
   (dispatch: AppDispatch) =>
     dispatch(tagUsers([accountId], ['verified']));
@@ -421,14 +446,6 @@ const unverifyUser = (accountId: string) =>
   (dispatch: AppDispatch) =>
     dispatch(untagUsers([accountId], ['verified']));
 
-const setDonor = (accountId: string) =>
-  (dispatch: AppDispatch) =>
-    dispatch(tagUsers([accountId], ['donor']));
-
-const removeDonor = (accountId: string) =>
-  (dispatch: AppDispatch) =>
-    dispatch(untagUsers([accountId], ['donor']));
-
 const addPermission = (accountIds: string[], permissionGroup: string) =>
   (dispatch: AppDispatch, getState: () => RootState) => {
     const nicknames = nicknamesFromIds(getState, accountIds);
@@ -476,6 +493,18 @@ const demoteToUser = (accountId: string) =>
       dispatch(removePermission([accountId], 'moderator')),
     ]);
 
+const setRole = (accountId: string, role: 'user' | 'moderator' | 'admin') =>
+  (dispatch: AppDispatch) => {
+    switch (role) {
+      case 'user':
+        return dispatch(demoteToUser(accountId));
+      case 'moderator':
+        return dispatch(promoteToModerator(accountId));
+      case 'admin':
+        return dispatch(promoteToAdmin(accountId));
+    }
+  };
+
 const suggestUsers = (accountIds: string[]) =>
   (dispatch: AppDispatch, getState: () => RootState) => {
     const nicknames = nicknamesFromIds(getState, accountIds);
@@ -567,15 +596,16 @@ export {
   fetchModerationLog,
   tagUsers,
   untagUsers,
+  setTags,
+  setBadges,
   verifyUser,
   unverifyUser,
-  setDonor,
-  removeDonor,
   addPermission,
   removePermission,
   promoteToAdmin,
   promoteToModerator,
   demoteToUser,
+  setRole,
   suggestUsers,
   unsuggestUsers,
 };
diff --git a/app/soapbox/components/badge.tsx b/app/soapbox/components/badge.tsx
index 13646bcdb..01b792bd0 100644
--- a/app/soapbox/components/badge.tsx
+++ b/app/soapbox/components/badge.tsx
@@ -3,24 +3,27 @@ import React from 'react';
 
 interface IBadge {
   title: React.ReactNode,
-  slug: 'patron' | 'donor' | 'admin' | 'moderator' | 'bot' | 'opaque',
+  slug: string,
 }
-
 /** Badge to display on a user's profile. */
-const Badge: React.FC<IBadge> = ({ title, slug }) => (
-  <span
-    data-testid='badge'
-    className={classNames('inline-flex items-center px-2 py-0.5 rounded text-xs font-medium', {
-      'bg-fuchsia-700 text-white': slug === 'patron',
-      'bg-yellow-500 text-white': slug === 'donor',
-      'bg-black text-white': slug === 'admin',
-      'bg-cyan-600 text-white': slug === 'moderator',
-      'bg-gray-100 dark:bg-gray-800 text-gray-900 dark:text-gray-100': slug === 'bot',
-      'bg-white bg-opacity-75 text-gray-900': slug === 'opaque',
-    })}
-  >
-    {title}
-  </span>
-);
+const Badge: React.FC<IBadge> = ({ title, slug }) => {
+  const fallback = !['patron', 'admin', 'moderator', 'opaque', 'badge:donor'].includes(slug);
+
+  return (
+    <span
+      data-testid='badge'
+      className={classNames('inline-flex items-center px-2 py-0.5 rounded text-xs font-medium', {
+        'bg-fuchsia-700 text-white': slug === 'patron',
+        'bg-emerald-800 text-white': slug === 'badge:donor',
+        'bg-black text-white': slug === 'admin',
+        'bg-cyan-600 text-white': slug === 'moderator',
+        'bg-gray-100 dark:bg-gray-800 text-gray-900 dark:text-gray-100': fallback,
+        'bg-white bg-opacity-75 text-gray-900': slug === 'opaque',
+      })}
+    >
+      {title}
+    </span>
+  );
+};
 
 export default Badge;
diff --git a/app/soapbox/components/list.tsx b/app/soapbox/components/list.tsx
index ae29a5cbd..b16a36784 100644
--- a/app/soapbox/components/list.tsx
+++ b/app/soapbox/components/list.tsx
@@ -34,7 +34,7 @@ const ListItem: React.FC<IListItem> = ({ label, hint, children, onClick }) => {
           id: domId,
           className: classNames({
             'w-auto': isSelect,
-          }),
+          }, child.props.className),
         });
       }
 
diff --git a/app/soapbox/components/profile-hover-card.tsx b/app/soapbox/components/profile-hover-card.tsx
index c96839c77..3775a107c 100644
--- a/app/soapbox/components/profile-hover-card.tsx
+++ b/app/soapbox/components/profile-hover-card.tsx
@@ -37,10 +37,6 @@ const getBadges = (account: Account): JSX.Element[] => {
     badges.push(<Badge key='patron' slug='patron' title='Patron' />);
   }
 
-  if (account.donor) {
-    badges.push(<Badge key='donor' slug='donor' title='Donor' />);
-  }
-
   return badges;
 };
 
diff --git a/app/soapbox/components/status-action-bar.tsx b/app/soapbox/components/status-action-bar.tsx
index 5bce513a5..2dbe0b181 100644
--- a/app/soapbox/components/status-action-bar.tsx
+++ b/app/soapbox/components/status-action-bar.tsx
@@ -10,7 +10,7 @@ import { launchChat } from 'soapbox/actions/chats';
 import { directCompose, mentionCompose, quoteCompose, replyCompose } from 'soapbox/actions/compose';
 import { toggleBookmark, toggleFavourite, togglePin, toggleReblog } from 'soapbox/actions/interactions';
 import { openModal } from 'soapbox/actions/modals';
-import { deactivateUserModal, deleteStatusModal, deleteUserModal, toggleStatusSensitivityModal } from 'soapbox/actions/moderation';
+import { deleteStatusModal, toggleStatusSensitivityModal } from 'soapbox/actions/moderation';
 import { initMuteModal } from 'soapbox/actions/mutes';
 import { initReport } from 'soapbox/actions/reports';
 import { deleteStatus, editStatus, toggleMuteStatus } from 'soapbox/actions/statuses';
@@ -51,7 +51,7 @@ const messages = defineMessages({
   pin: { id: 'status.pin', defaultMessage: 'Pin on profile' },
   unpin: { id: 'status.unpin', defaultMessage: 'Unpin from profile' },
   embed: { id: 'status.embed', defaultMessage: 'Embed' },
-  admin_account: { id: 'status.admin_account', defaultMessage: 'Open moderation interface for @{name}' },
+  adminAccount: { id: 'status.admin_account', defaultMessage: 'Moderate @{name}' },
   admin_status: { id: 'status.admin_status', defaultMessage: 'Open this post in the moderation interface' },
   copy: { id: 'status.copy', defaultMessage: 'Copy link to post' },
   group_remove_account: { id: 'status.remove_account_from_group', defaultMessage: 'Remove account from group' },
@@ -321,14 +321,10 @@ const StatusActionBar: React.FC<IStatusActionBar> = ({
     }
   };
 
-  const handleDeactivateUser: React.EventHandler<React.MouseEvent> = (e) => {
+  const onModerate: React.MouseEventHandler = (e) => {
     e.stopPropagation();
-    dispatch(deactivateUserModal(intl, status.getIn(['account', 'id']) as string));
-  };
-
-  const handleDeleteUser: React.EventHandler<React.MouseEvent> = (e) => {
-    e.stopPropagation();
-    dispatch(deleteUserModal(intl, status.getIn(['account', 'id']) as string));
+    const account = status.account as Account;
+    dispatch(openModal('ACCOUNT_MODERATION', { accountId: account.id }));
   };
 
   const handleDeleteStatus: React.EventHandler<React.MouseEvent> = (e) => {
@@ -474,13 +470,13 @@ const StatusActionBar: React.FC<IStatusActionBar> = ({
     if (isStaff) {
       menu.push(null);
 
+      menu.push({
+        text: intl.formatMessage(messages.adminAccount, { name: username }),
+        action: onModerate,
+        icon: require('@tabler/icons/gavel.svg'),
+      });
+
       if (isAdmin) {
-        menu.push({
-          text: intl.formatMessage(messages.admin_account, { name: username }),
-          href: `/pleroma/admin/#/users/${status.getIn(['account', 'id'])}/`,
-          icon: require('@tabler/icons/gavel.svg'),
-          action: (event) => event.stopPropagation(),
-        });
         menu.push({
           text: intl.formatMessage(messages.admin_status),
           href: `/pleroma/admin/#/statuses/${status.id}/`,
@@ -496,17 +492,6 @@ const StatusActionBar: React.FC<IStatusActionBar> = ({
       });
 
       if (!ownAccount) {
-        menu.push({
-          text: intl.formatMessage(messages.deactivateUser, { name: username }),
-          action: handleDeactivateUser,
-          icon: require('@tabler/icons/user-off.svg'),
-        });
-        menu.push({
-          text: intl.formatMessage(messages.deleteUser, { name: username }),
-          action: handleDeleteUser,
-          icon: require('@tabler/icons/user-minus.svg'),
-          destructive: true,
-        });
         menu.push({
           text: intl.formatMessage(messages.deleteStatus),
           action: handleDeleteStatus,
diff --git a/app/soapbox/components/ui/index.ts b/app/soapbox/components/ui/index.ts
index 5eff0a78f..fd9cb055e 100644
--- a/app/soapbox/components/ui/index.ts
+++ b/app/soapbox/components/ui/index.ts
@@ -34,6 +34,7 @@ export { default as Select } from './select/select';
 export { default as Spinner } from './spinner/spinner';
 export { default as Stack } from './stack/stack';
 export { default as Tabs } from './tabs/tabs';
+export { default as TagInput } from './tag-input/tag-input';
 export { default as Text } from './text/text';
 export { default as Textarea } from './textarea/textarea';
 export { default as Toggle } from './toggle/toggle';
diff --git a/app/soapbox/components/ui/tag-input/tag-input.tsx b/app/soapbox/components/ui/tag-input/tag-input.tsx
new file mode 100644
index 000000000..e4f8548ab
--- /dev/null
+++ b/app/soapbox/components/ui/tag-input/tag-input.tsx
@@ -0,0 +1,70 @@
+import React, { useState } from 'react';
+
+import HStack from '../hstack/hstack';
+
+import Tag from './tag';
+
+interface ITagInput {
+  tags: string[],
+  onChange: (tags: string[]) => void,
+  placeholder?: string,
+}
+
+/** Manage a list of tags. */
+// https://blog.logrocket.com/building-a-tag-input-field-component-for-react/
+const TagInput: React.FC<ITagInput> = ({ tags, onChange, placeholder }) => {
+  const [input, setInput] = useState('');
+
+  const handleTagDelete = (tag: string) => {
+    onChange(tags.filter(item => item !== tag));
+  };
+
+  const handleKeyDown: React.KeyboardEventHandler = (e) => {
+    const { key } = e;
+    const trimmedInput = input.trim();
+
+    if (key === 'Tab') {
+      e.preventDefault();
+    }
+
+    if ([',', 'Tab', 'Enter'].includes(key) && trimmedInput.length && !tags.includes(trimmedInput)) {
+      e.preventDefault();
+      onChange([...tags, trimmedInput]);
+      setInput('');
+    }
+
+    if (key === 'Backspace' && !input.length && tags.length) {
+      e.preventDefault();
+      const tagsCopy = [...tags];
+      tagsCopy.pop();
+
+      onChange(tagsCopy);
+    }
+  };
+
+  return (
+    <div className='mt-1 relative shadow-sm flex-grow'>
+      <HStack
+        className='p-2 pb-0 text-gray-900 dark:text-gray-100 placeholder:text-gray-600 dark:placeholder:text-gray-600 block w-full sm:text-sm dark:ring-1 dark:ring-gray-800 focus:ring-primary-500 focus:border-primary-500 dark:focus:ring-primary-500 dark:focus:border-primary-500 rounded-md bg-white dark:bg-gray-900 border-gray-400 dark:border-gray-800'
+        space={2}
+        wrap
+      >
+        {tags.map((tag, i) => (
+          <div className='mb-2'>
+            <Tag tag={tag} onDelete={handleTagDelete} />
+          </div>
+        ))}
+
+        <input
+          className='p-1 mb-2 w-32 h-8 flex-grow bg-transparent outline-none'
+          value={input}
+          placeholder={placeholder}
+          onChange={e => setInput(e.target.value)}
+          onKeyDown={handleKeyDown}
+        />
+      </HStack>
+    </div>
+  );
+};
+
+export default TagInput;
\ No newline at end of file
diff --git a/app/soapbox/components/ui/tag-input/tag.tsx b/app/soapbox/components/ui/tag-input/tag.tsx
new file mode 100644
index 000000000..d47b1d73b
--- /dev/null
+++ b/app/soapbox/components/ui/tag-input/tag.tsx
@@ -0,0 +1,29 @@
+import React from 'react';
+
+import IconButton from '../icon-button/icon-button';
+import Text from '../text/text';
+
+interface ITag {
+  /** Name of the tag. */
+  tag: string,
+  /** Callback when the X icon is pressed. */
+  onDelete: (tag: string) => void,
+}
+
+/** A single editable Tag (used by TagInput). */
+const Tag: React.FC<ITag> = ({ tag, onDelete }) => {
+  return (
+    <div className='inline-flex p-1 rounded bg-primary-500 items-center whitespace-nowrap'>
+      <Text theme='white'>{tag}</Text>
+
+      <IconButton
+        iconClassName='w-4 h-4'
+        src={require('@tabler/icons/x.svg')}
+        onClick={() => onDelete(tag)}
+        transparent
+      />
+    </div>
+  );
+};
+
+export default Tag;
\ No newline at end of file
diff --git a/app/soapbox/features/account/components/header.tsx b/app/soapbox/features/account/components/header.tsx
index c9620485b..925a63b16 100644
--- a/app/soapbox/features/account/components/header.tsx
+++ b/app/soapbox/features/account/components/header.tsx
@@ -6,12 +6,10 @@ import { defineMessages, FormattedMessage, useIntl } from 'react-intl';
 import { Link, useHistory } from 'react-router-dom';
 
 import { blockAccount, followAccount, pinAccount, removeFromFollowers, unblockAccount, unmuteAccount, unpinAccount } from 'soapbox/actions/accounts';
-import { verifyUser, unverifyUser, setDonor, removeDonor, promoteToAdmin, promoteToModerator, demoteToUser, suggestUsers, unsuggestUsers } from 'soapbox/actions/admin';
 import { launchChat } from 'soapbox/actions/chats';
 import { mentionCompose, directCompose } from 'soapbox/actions/compose';
 import { blockDomain, unblockDomain } from 'soapbox/actions/domain_blocks';
 import { openModal } from 'soapbox/actions/modals';
-import { deactivateUserModal } from 'soapbox/actions/moderation';
 import { initMuteModal } from 'soapbox/actions/mutes';
 import { initReport } from 'soapbox/actions/reports';
 import { setSearchAccount } from 'soapbox/actions/search';
@@ -26,10 +24,7 @@ import ActionButton from 'soapbox/features/ui/components/action-button';
 import SubscriptionButton from 'soapbox/features/ui/components/subscription-button';
 import { useAppDispatch, useFeatures, useOwnAccount } from 'soapbox/hooks';
 import { Account } from 'soapbox/types/entities';
-import {
-  isLocal,
-  isRemote,
-} from 'soapbox/utils/accounts';
+import { isRemote } from 'soapbox/utils/accounts';
 
 import type { Menu as MenuType } from 'soapbox/components/dropdown_menu';
 
@@ -59,40 +54,17 @@ const messages = defineMessages({
   endorse: { id: 'account.endorse', defaultMessage: 'Feature on profile' },
   unendorse: { id: 'account.unendorse', defaultMessage: 'Don\'t feature on profile' },
   removeFromFollowers: { id: 'account.remove_from_followers', defaultMessage: 'Remove this follower' },
-  admin_account: { id: 'status.admin_account', defaultMessage: 'Open moderation interface for @{name}' },
+  adminAccount: { id: 'status.admin_account', defaultMessage: 'Moderate @{name}' },
   add_or_remove_from_list: { id: 'account.add_or_remove_from_list', defaultMessage: 'Add or Remove from lists' },
-  deactivateUser: { id: 'admin.users.actions.deactivate_user', defaultMessage: 'Deactivate @{name}' },
-  deleteUser: { id: 'admin.users.actions.delete_user', defaultMessage: 'Delete @{name}' },
-  verifyUser: { id: 'admin.users.actions.verify_user', defaultMessage: 'Verify @{name}' },
-  unverifyUser: { id: 'admin.users.actions.unverify_user', defaultMessage: 'Unverify @{name}' },
-  setDonor: { id: 'admin.users.actions.set_donor', defaultMessage: 'Set @{name} as a donor' },
-  removeDonor: { id: 'admin.users.actions.remove_donor', defaultMessage: 'Remove @{name} as a donor' },
-  promoteToAdmin: { id: 'admin.users.actions.promote_to_admin', defaultMessage: 'Promote @{name} to an admin' },
-  promoteToModerator: { id: 'admin.users.actions.promote_to_moderator', defaultMessage: 'Promote @{name} to a moderator' },
-  demoteToModerator: { id: 'admin.users.actions.demote_to_moderator', defaultMessage: 'Demote @{name} to a moderator' },
-  demoteToUser: { id: 'admin.users.actions.demote_to_user', defaultMessage: 'Demote @{name} to a regular user' },
-  suggestUser: { id: 'admin.users.actions.suggest_user', defaultMessage: 'Suggest @{name}' },
-  unsuggestUser: { id: 'admin.users.actions.unsuggest_user', defaultMessage: 'Unsuggest @{name}' },
   search: { id: 'account.search', defaultMessage: 'Search from @{name}' },
   searchSelf: { id: 'account.search_self', defaultMessage: 'Search your posts' },
   unfollowConfirm: { id: 'confirmations.unfollow.confirm', defaultMessage: 'Unfollow' },
   blockConfirm: { id: 'confirmations.block.confirm', defaultMessage: 'Block' },
   blockDomainConfirm: { id: 'confirmations.domain_block.confirm', defaultMessage: 'Hide entire domain' },
   blockAndReport: { id: 'confirmations.block.block_and_report', defaultMessage: 'Block & Report' },
-  userVerified: { id: 'admin.users.user_verified_message', defaultMessage: '@{acct} was verified' },
-  userUnverified: { id: 'admin.users.user_unverified_message', defaultMessage: '@{acct} was unverified' },
-  setDonorSuccess: { id: 'admin.users.set_donor_message', defaultMessage: '@{acct} was set as a donor' },
-  removeDonorSuccess: { id: 'admin.users.remove_donor_message', defaultMessage: '@{acct} was removed as a donor' },
-  promotedToAdmin: { id: 'admin.users.actions.promote_to_admin_message', defaultMessage: '@{acct} was promoted to an admin' },
-  promotedToModerator: { id: 'admin.users.actions.promote_to_moderator_message', defaultMessage: '@{acct} was promoted to a moderator' },
-  demotedToModerator: { id: 'admin.users.actions.demote_to_moderator_message', defaultMessage: '@{acct} was demoted to a moderator' },
-  demotedToUser: { id: 'admin.users.actions.demote_to_user_message', defaultMessage: '@{acct} was demoted to a regular user' },
-  userSuggested: { id: 'admin.users.user_suggested_message', defaultMessage: '@{acct} was suggested' },
-  userUnsuggested: { id: 'admin.users.user_unsuggested_message', defaultMessage: '@{acct} was unsuggested' },
   removeFromFollowersConfirm: { id: 'confirmations.remove_from_followers.confirm', defaultMessage: 'Remove' },
   userEndorsed: { id: 'account.endorse.success', defaultMessage: 'You are now featuring @{acct} on your profile' },
   userUnendorsed: { id: 'account.unendorse.success', defaultMessage: 'You are no longer featuring @{acct}' },
-
 });
 
 interface IHeader {
@@ -210,81 +182,8 @@ const Header: React.FC<IHeader> = ({ account }) => {
     dispatch(launchChat(account.id, history));
   };
 
-  const onDeactivateUser = () => {
-    dispatch(deactivateUserModal(intl, account.id));
-  };
-
-  const onVerifyUser = () => {
-    const message = intl.formatMessage(messages.userVerified, { acct: account.acct });
-
-    dispatch(verifyUser(account.id))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
-  };
-
-  const onUnverifyUser = () => {
-    const message = intl.formatMessage(messages.userUnverified, { acct: account.acct });
-
-    dispatch(unverifyUser(account.id))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
-  };
-
-  const onSetDonor = () => {
-    const message = intl.formatMessage(messages.setDonorSuccess, { acct: account.acct });
-
-    dispatch(setDonor(account.id))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
-  };
-
-  const onRemoveDonor = () => {
-    const message = intl.formatMessage(messages.removeDonorSuccess, { acct: account.acct });
-
-    dispatch(removeDonor(account.id))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
-  };
-
-  const onPromoteToAdmin = () => {
-    const message = intl.formatMessage(messages.promotedToAdmin, { acct: account.acct });
-
-    dispatch(promoteToAdmin(account.id))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
-  };
-
-  const onPromoteToModerator = () => {
-    const messageType = account.admin ? messages.demotedToModerator : messages.promotedToModerator;
-    const message = intl.formatMessage(messageType, { acct: account.acct });
-
-    dispatch(promoteToModerator(account.id))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
-  };
-
-  const onDemoteToUser = () => {
-    const message = intl.formatMessage(messages.demotedToUser, { acct: account.acct });
-
-    dispatch(demoteToUser(account.id))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
-  };
-
-  const onSuggestUser = () => {
-    const message = intl.formatMessage(messages.userSuggested, { acct: account.acct });
-
-    dispatch(suggestUsers([account.id]))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
-  };
-
-  const onUnsuggestUser = () => {
-    const message = intl.formatMessage(messages.userUnsuggested, { acct: account.acct });
-
-    dispatch(unsuggestUsers([account.id]))
-      .then(() => dispatch(snackbar.success(message)))
-      .catch(() => {});
+  const onModerate = () => {
+    dispatch(openModal('ACCOUNT_MODERATION', { accountId: account.id }));
   };
 
   const onRemoveFromFollowers = () => {
@@ -532,107 +431,11 @@ const Header: React.FC<IHeader> = ({ account }) => {
     if (ownAccount?.staff) {
       menu.push(null);
 
-      if (ownAccount?.admin) {
-        menu.push({
-          text: intl.formatMessage(messages.admin_account, { name: account.username }),
-          to: `/pleroma/admin/#/users/${account.id}/`,
-          newTab: true,
-          icon: require('@tabler/icons/gavel.svg'),
-        });
-      }
-
-      if (account.id !== ownAccount?.id && isLocal(account) && ownAccount.admin) {
-        if (account.admin) {
-          menu.push({
-            text: intl.formatMessage(messages.demoteToModerator, { name: account.username }),
-            action: onPromoteToModerator,
-            icon: require('@tabler/icons/arrow-up-circle.svg'),
-          });
-          menu.push({
-            text: intl.formatMessage(messages.demoteToUser, { name: account.username }),
-            action: onDemoteToUser,
-            icon: require('@tabler/icons/arrow-down-circle.svg'),
-          });
-        } else if (account.moderator) {
-          menu.push({
-            text: intl.formatMessage(messages.promoteToAdmin, { name: account.username }),
-            action: onPromoteToAdmin,
-            icon: require('@tabler/icons/arrow-up-circle.svg'),
-          });
-          menu.push({
-            text: intl.formatMessage(messages.demoteToUser, { name: account.username }),
-            action: onDemoteToUser,
-            icon: require('@tabler/icons/arrow-down-circle.svg'),
-          });
-        } else {
-          menu.push({
-            text: intl.formatMessage(messages.promoteToAdmin, { name: account.username }),
-            action: onPromoteToAdmin,
-            icon: require('@tabler/icons/arrow-up-circle.svg'),
-          });
-          menu.push({
-            text: intl.formatMessage(messages.promoteToModerator, { name: account.username }),
-            action: onPromoteToModerator,
-            icon: require('@tabler/icons/arrow-up-circle.svg'),
-          });
-        }
-      }
-
-      if (account.verified) {
-        menu.push({
-          text: intl.formatMessage(messages.unverifyUser, { name: account.username }),
-          action: onUnverifyUser,
-          icon: require('@tabler/icons/check.svg'),
-        });
-      } else {
-        menu.push({
-          text: intl.formatMessage(messages.verifyUser, { name: account.username }),
-          action: onVerifyUser,
-          icon: require('@tabler/icons/check.svg'),
-        });
-      }
-
-      if (account.donor) {
-        menu.push({
-          text: intl.formatMessage(messages.removeDonor, { name: account.username }),
-          action: onRemoveDonor,
-          icon: require('@tabler/icons/coin.svg'),
-        });
-      } else {
-        menu.push({
-          text: intl.formatMessage(messages.setDonor, { name: account.username }),
-          action: onSetDonor,
-          icon: require('@tabler/icons/coin.svg'),
-        });
-      }
-
-      if (features.suggestionsV2 && ownAccount.admin) {
-        if (account.getIn(['pleroma', 'is_suggested'])) {
-          menu.push({
-            text: intl.formatMessage(messages.unsuggestUser, { name: account.username }),
-            action: onUnsuggestUser,
-            icon: require('@tabler/icons/user-x.svg'),
-          });
-        } else {
-          menu.push({
-            text: intl.formatMessage(messages.suggestUser, { name: account.username }),
-            action: onSuggestUser,
-            icon: require('@tabler/icons/user-check.svg'),
-          });
-        }
-      }
-
-      if (account.id !== ownAccount?.id) {
-        menu.push({
-          text: intl.formatMessage(messages.deactivateUser, { name: account.username }),
-          action: onDeactivateUser,
-          icon: require('@tabler/icons/user-off.svg'),
-        });
-        menu.push({
-          text: intl.formatMessage(messages.deleteUser, { name: account.username }),
-          icon: require('@tabler/icons/user-minus.svg'),
-        });
-      }
+      menu.push({
+        text: intl.formatMessage(messages.adminAccount, { name: account.username }),
+        action: onModerate,
+        icon: require('@tabler/icons/gavel.svg'),
+      });
     }
 
     return menu;
diff --git a/app/soapbox/features/ui/components/modal_root.js b/app/soapbox/features/ui/components/modal_root.js
index f7b9b007c..2c2de0530 100644
--- a/app/soapbox/features/ui/components/modal_root.js
+++ b/app/soapbox/features/ui/components/modal_root.js
@@ -32,6 +32,7 @@ import {
   CompareHistoryModal,
   VerifySmsModal,
   FamiliarFollowersModal,
+  AccountModerationModal,
 } from 'soapbox/features/ui/util/async-components';
 
 import BundleContainer from '../containers/bundle_container';
@@ -69,6 +70,7 @@ const MODAL_COMPONENTS = {
   'COMPARE_HISTORY': CompareHistoryModal,
   'VERIFY_SMS': VerifySmsModal,
   'FAMILIAR_FOLLOWERS': FamiliarFollowersModal,
+  'ACCOUNT_MODERATION': AccountModerationModal,
 };
 
 export default class ModalRoot extends React.PureComponent {
diff --git a/app/soapbox/features/ui/components/modals/account-moderation-modal/account-moderation-modal.tsx b/app/soapbox/features/ui/components/modals/account-moderation-modal/account-moderation-modal.tsx
new file mode 100644
index 000000000..8f91e1d3c
--- /dev/null
+++ b/app/soapbox/features/ui/components/modals/account-moderation-modal/account-moderation-modal.tsx
@@ -0,0 +1,190 @@
+import React, { ChangeEventHandler, useState } from 'react';
+import { defineMessages, FormattedMessage, useIntl } from 'react-intl';
+
+import {
+  verifyUser,
+  unverifyUser,
+  suggestUsers,
+  unsuggestUsers,
+  setBadges as saveBadges,
+} from 'soapbox/actions/admin';
+import { deactivateUserModal, deleteUserModal } from 'soapbox/actions/moderation';
+import snackbar from 'soapbox/actions/snackbar';
+import Account from 'soapbox/components/account';
+import List, { ListItem } from 'soapbox/components/list';
+import MissingIndicator from 'soapbox/components/missing_indicator';
+import { Button, Text, HStack, Modal, Stack, Toggle } from 'soapbox/components/ui';
+import { useAppDispatch, useAppSelector, useFeatures, useOwnAccount } from 'soapbox/hooks';
+import { makeGetAccount } from 'soapbox/selectors';
+import { isLocal } from 'soapbox/utils/accounts';
+import { getBadges } from 'soapbox/utils/badges';
+
+import BadgeInput from './badge-input';
+import StaffRolePicker from './staff-role-picker';
+
+const getAccount = makeGetAccount();
+
+const messages = defineMessages({
+  userVerified: { id: 'admin.users.user_verified_message', defaultMessage: '@{acct} was verified' },
+  userUnverified: { id: 'admin.users.user_unverified_message', defaultMessage: '@{acct} was unverified' },
+  setDonorSuccess: { id: 'admin.users.set_donor_message', defaultMessage: '@{acct} was set as a donor' },
+  removeDonorSuccess: { id: 'admin.users.remove_donor_message', defaultMessage: '@{acct} was removed as a donor' },
+  userSuggested: { id: 'admin.users.user_suggested_message', defaultMessage: '@{acct} was suggested' },
+  userUnsuggested: { id: 'admin.users.user_unsuggested_message', defaultMessage: '@{acct} was unsuggested' },
+  badgesSaved: { id: 'admin.users.badges_saved_message', defaultMessage: 'Custom badges updated.' },
+});
+
+interface IAccountModerationModal {
+  /** Action to close the modal. */
+  onClose: (type: string) => void,
+  /** ID of the account to moderate. */
+  accountId: string,
+}
+
+/** Moderator actions against accounts. */
+const AccountModerationModal: React.FC<IAccountModerationModal> = ({ onClose, accountId }) => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+
+  const ownAccount = useOwnAccount();
+  const features = useFeatures();
+  const account = useAppSelector(state => getAccount(state, accountId));
+
+  const accountBadges = account ? getBadges(account) : [];
+  const [badges, setBadges] = useState<string[]>(accountBadges);
+
+  const handleClose = () => onClose('ACCOUNT_MODERATION');
+
+  if (!account || !ownAccount) {
+    return (
+      <Modal onClose={handleClose}>
+        <MissingIndicator />
+      </Modal>
+    );
+  }
+
+  const handleAdminFE = () => {
+    window.open(`/pleroma/admin/#/users/${account.id}/`, '_blank');
+  };
+
+  const handleVerifiedChange: ChangeEventHandler<HTMLInputElement> = (e) => {
+    const { checked } = e.target;
+
+    const message = checked ? messages.userVerified : messages.userUnverified;
+    const action = checked ? verifyUser : unverifyUser;
+
+    dispatch(action(account.id))
+      .then(() => dispatch(snackbar.success(intl.formatMessage(message, { acct: account.acct }))))
+      .catch(() => {});
+  };
+
+  const handleSuggestedChange: ChangeEventHandler<HTMLInputElement> = (e) => {
+    const { checked } = e.target;
+
+    const message = checked ? messages.userSuggested : messages.userUnsuggested;
+    const action = checked ? suggestUsers : unsuggestUsers;
+
+    dispatch(action([account.id]))
+      .then(() => dispatch(snackbar.success(intl.formatMessage(message, { acct: account.acct }))))
+      .catch(() => {});
+  };
+
+  const handleDeactivate = () => {
+    dispatch(deactivateUserModal(intl, account.id));
+  };
+
+  const handleDelete = () => {
+    dispatch(deleteUserModal(intl, account.id));
+  };
+
+  const handleSaveBadges = () => {
+    dispatch(saveBadges(account.id, accountBadges, badges))
+      .then(() => dispatch(snackbar.success(intl.formatMessage(messages.badgesSaved))))
+      .catch(() => {});
+  };
+
+  return (
+    <Modal
+      title={<FormattedMessage id='account_moderation_modal.title' defaultMessage='Moderate @{acct}' values={{ acct: account.acct }} />}
+      onClose={handleClose}
+    >
+      <Stack space={4}>
+        <div className='p-4 rounded-lg border border-solid border-gray-300 dark:border-gray-800'>
+          <Account
+            account={account}
+            showProfileHoverCard={false}
+            withLinkToProfile={false}
+            hideActions
+          />
+        </div>
+
+        <List>
+          {(ownAccount.admin && isLocal(account)) && (
+            <ListItem label={<FormattedMessage id='account_moderation_modal.fields.account_role' defaultMessage='Staff level' />}>
+              <div className='w-auto'>
+                <StaffRolePicker account={account} />
+              </div>
+            </ListItem>
+          )}
+
+          <ListItem label={<FormattedMessage id='account_moderation_modal.fields.verified' defaultMessage='Verified account' />}>
+            <Toggle
+              checked={account.verified}
+              onChange={handleVerifiedChange}
+            />
+          </ListItem>
+
+          {features.suggestionsV2 && (
+            <ListItem label={<FormattedMessage id='account_moderation_modal.fields.suggested' defaultMessage='Suggested in people to follow' />}>
+              <Toggle
+                checked={account.getIn(['pleroma', 'is_suggested']) === true}
+                onChange={handleSuggestedChange}
+              />
+            </ListItem>
+          )}
+
+          <ListItem label={<FormattedMessage id='account_moderation_modal.fields.badges' defaultMessage='Custom badges' />}>
+            <div className='flex-grow'>
+              <HStack className='w-full' alignItems='center' space={2}>
+                <BadgeInput badges={badges} onChange={setBadges} />
+                <Button onClick={handleSaveBadges}>
+                  <FormattedMessage id='save' defaultMessage='Save' />
+                </Button>
+              </HStack>
+            </div>
+          </ListItem>
+        </List>
+
+        <List>
+          <ListItem
+            label={<FormattedMessage id='account_moderation_modal.fields.deactivate' defaultMessage='Deactivate account' />}
+            onClick={handleDeactivate}
+          />
+
+          <ListItem
+            label={<FormattedMessage id='account_moderation_modal.fields.delete' defaultMessage='Delete account' />}
+            onClick={handleDelete}
+          />
+        </List>
+
+        <Text theme='subtle' size='xs'>
+          <FormattedMessage
+            id='account_moderation_modal.info.id'
+            defaultMessage='ID: {id}'
+            values={{ id: account.id }}
+          />
+        </Text>
+
+        {features.adminFE && (
+          <HStack justifyContent='center'>
+            <Button icon={require('@tabler/icons/external-link.svg')} size='sm' theme='secondary' onClick={handleAdminFE}>
+              <FormattedMessage id='account_moderation_modal.admin_fe' defaultMessage='Open in AdminFE' />
+            </Button>
+          </HStack>
+        )}
+      </Stack>
+    </Modal>
+  );
+};
+
+export default AccountModerationModal;
diff --git a/app/soapbox/features/ui/components/modals/account-moderation-modal/badge-input.tsx b/app/soapbox/features/ui/components/modals/account-moderation-modal/badge-input.tsx
new file mode 100644
index 000000000..63ef22fad
--- /dev/null
+++ b/app/soapbox/features/ui/components/modals/account-moderation-modal/badge-input.tsx
@@ -0,0 +1,37 @@
+import React from 'react';
+import { useIntl, defineMessages } from 'react-intl';
+
+import { TagInput } from 'soapbox/components/ui';
+import { badgeToTag, tagToBadge } from 'soapbox/utils/badges';
+
+const messages = defineMessages({
+  placeholder: { id: 'badge_input.placeholder', defaultMessage: 'Enter a badge…' },
+});
+
+interface IBadgeInput {
+  /** A badge is a tag that begins with `badge:` */
+  badges: string[],
+  /** Callback when badges change. */
+  onChange: (badges: string[]) => void,
+}
+
+/** Manages user badges. */
+const BadgeInput: React.FC<IBadgeInput> = ({ badges, onChange }) => {
+  const intl = useIntl();
+  const tags = badges.map(badgeToTag);
+
+  const handleTagsChange = (tags: string[]) => {
+    const badges = tags.map(tagToBadge);
+    onChange(badges);
+  };
+
+  return (
+    <TagInput
+      tags={tags}
+      onChange={handleTagsChange}
+      placeholder={intl.formatMessage(messages.placeholder)}
+    />
+  );
+};
+
+export default BadgeInput;
\ No newline at end of file
diff --git a/app/soapbox/features/ui/components/modals/account-moderation-modal/staff-role-picker.tsx b/app/soapbox/features/ui/components/modals/account-moderation-modal/staff-role-picker.tsx
new file mode 100644
index 000000000..30502d427
--- /dev/null
+++ b/app/soapbox/features/ui/components/modals/account-moderation-modal/staff-role-picker.tsx
@@ -0,0 +1,86 @@
+import React, { useMemo } from 'react';
+import { defineMessages, MessageDescriptor, useIntl } from 'react-intl';
+
+import { setRole } from 'soapbox/actions/admin';
+import snackbar from 'soapbox/actions/snackbar';
+import { SelectDropdown } from 'soapbox/features/forms';
+import { useAppDispatch } from 'soapbox/hooks';
+
+import type { Account as AccountEntity } from 'soapbox/types/entities';
+
+/** Staff role. */
+type AccountRole = 'user' | 'moderator' | 'admin';
+
+/** Get the highest staff role associated with the account. */
+const getRole = (account: AccountEntity): AccountRole => {
+  if (account.admin) {
+    return 'admin';
+  } else if (account.moderator) {
+    return 'moderator';
+  } else {
+    return 'user';
+  }
+};
+
+const messages = defineMessages({
+  roleUser: { id: 'account_moderation_modal.roles.user', defaultMessage: 'User' },
+  roleModerator: { id: 'account_moderation_modal.roles.moderator', defaultMessage: 'Moderator' },
+  roleAdmin: { id: 'account_moderation_modal.roles.admin', defaultMessage: 'Admin' },
+  promotedToAdmin: { id: 'admin.users.actions.promote_to_admin_message', defaultMessage: '@{acct} was promoted to an admin' },
+  promotedToModerator: { id: 'admin.users.actions.promote_to_moderator_message', defaultMessage: '@{acct} was promoted to a moderator' },
+  demotedToModerator: { id: 'admin.users.actions.demote_to_moderator_message', defaultMessage: '@{acct} was demoted to a moderator' },
+  demotedToUser: { id: 'admin.users.actions.demote_to_user_message', defaultMessage: '@{acct} was demoted to a regular user' },
+});
+
+interface IStaffRolePicker {
+  /** Account whose role to change. */
+  account: AccountEntity,
+}
+
+/** Picker for setting the staff role of an account. */
+const StaffRolePicker: React.FC<IStaffRolePicker> = ({ account }) => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+
+  const roles: Record<AccountRole, string> = useMemo(() => ({
+    user: intl.formatMessage(messages.roleUser),
+    moderator: intl.formatMessage(messages.roleModerator),
+    admin: intl.formatMessage(messages.roleAdmin),
+  }), []);
+
+  const handleRoleChange: React.ChangeEventHandler<HTMLSelectElement> = (e) => {
+    const role = e.target.value as AccountRole;
+
+    dispatch(setRole(account.id, role))
+      .then(() => {
+        let message: MessageDescriptor | undefined;
+
+        if (role === 'admin') {
+          message = messages.promotedToAdmin;
+        } else if (role === 'moderator' && account.admin) {
+          message = messages.demotedToModerator;
+        } else if (role === 'moderator') {
+          message = messages.promotedToModerator;
+        } else if (role === 'user') {
+          message = messages.demotedToUser;
+        }
+
+        if (message) {
+          dispatch(snackbar.success(intl.formatMessage(message, { acct: account.acct })));
+        }
+      })
+      .catch(() => {});
+  };
+
+  const accountRole = getRole(account);
+
+  return (
+    <SelectDropdown
+      items={roles}
+      defaultValue={accountRole}
+      onChange={handleRoleChange}
+    />
+  );
+};
+
+export default StaffRolePicker;
\ No newline at end of file
diff --git a/app/soapbox/features/ui/components/profile_info_panel.tsx b/app/soapbox/features/ui/components/profile_info_panel.tsx
index 2c0a9163b..c6c6d084e 100644
--- a/app/soapbox/features/ui/components/profile_info_panel.tsx
+++ b/app/soapbox/features/ui/components/profile_info_panel.tsx
@@ -8,6 +8,8 @@ import { Icon, HStack, Stack, Text } from 'soapbox/components/ui';
 import VerificationBadge from 'soapbox/components/verification_badge';
 import { useSoapboxConfig } from 'soapbox/hooks';
 import { isLocal } from 'soapbox/utils/accounts';
+import { badgeToTag, getBadges as getAccountBadges } from 'soapbox/utils/badges';
+import { capitalize } from 'soapbox/utils/strings';
 
 import ProfileFamiliarFollowers from './profile_familiar_followers';
 import ProfileStats from './profile_stats';
@@ -52,7 +54,20 @@ const ProfileInfoPanel: React.FC<IProfileInfoPanel> = ({ account, username }) =>
     }
   };
 
+  const getCustomBadges = (): React.ReactNode[] => {
+    const badges = getAccountBadges(account);
+
+    return badges.map(badge => (
+      <Badge
+        key={badge}
+        slug={badge}
+        title={capitalize(badgeToTag(badge))}
+      />
+    ));
+  };
+
   const getBadges = (): React.ReactNode[] => {
+    const custom = getCustomBadges();
     const staffBadge = getStaffBadge();
     const isPatron = account.getIn(['patron', 'is_patron']) === true;
 
@@ -66,11 +81,7 @@ const ProfileInfoPanel: React.FC<IProfileInfoPanel> = ({ account, username }) =>
       badges.push(<Badge slug='patron' title='Patron' key='patron' />);
     }
 
-    if (account.donor) {
-      badges.push(<Badge slug='donor' title='Donor' key='donor' />);
-    }
-
-    return badges;
+    return [...badges, ...custom];
   };
 
   const renderBirthday = (): React.ReactNode => {
diff --git a/app/soapbox/features/ui/util/async-components.ts b/app/soapbox/features/ui/util/async-components.ts
index 43b5c16a1..9f1826fe8 100644
--- a/app/soapbox/features/ui/util/async-components.ts
+++ b/app/soapbox/features/ui/util/async-components.ts
@@ -106,6 +106,10 @@ export function ReportModal() {
   return import(/* webpackChunkName: "modals/report-modal/report-modal" */'../components/modals/report-modal/report-modal');
 }
 
+export function AccountModerationModal() {
+  return import(/* webpackChunkName: "modals/account-moderation-modal" */'../components/modals/account-moderation-modal/account-moderation-modal');
+}
+
 export function MediaGallery() {
   return import(/* webpackChunkName: "status/media_gallery" */'../../../components/media_gallery');
 }
diff --git a/app/soapbox/locales/en.json b/app/soapbox/locales/en.json
index cded97f64..7ce350976 100644
--- a/app/soapbox/locales/en.json
+++ b/app/soapbox/locales/en.json
@@ -974,7 +974,7 @@
   "soapbox_config.single_user_mode_profile_label": "Main user handle",
   "soapbox_config.verified_can_edit_name_label": "Allow verified users to edit their own display name.",
   "status.actions.more": "More",
-  "status.admin_account": "Open moderation interface for @{name}",
+  "status.admin_account": "Moderate @{name}",
   "status.admin_status": "Open this post in the moderation interface",
   "status.block": "Block @{name}",
   "status.bookmark": "Bookmark",
diff --git a/app/soapbox/normalizers/account.ts b/app/soapbox/normalizers/account.ts
index 37f42ab8f..46d2a632f 100644
--- a/app/soapbox/normalizers/account.ts
+++ b/app/soapbox/normalizers/account.ts
@@ -56,7 +56,6 @@ export const AccountRecord = ImmutableRecord({
   admin: false,
   display_name_html: '',
   domain: '',
-  donor: false,
   moderator: false,
   note_emojified: '',
   note_plain: '',
@@ -155,9 +154,11 @@ const normalizeVerified = (account: ImmutableMap<string, any>) => {
   });
 };
 
-/** Get donor status from tags. */
+/** Upgrade legacy donor tag to a badge. */
 const normalizeDonor = (account: ImmutableMap<string, any>) => {
-  return account.set('donor', getTags(account).includes('donor'));
+  const tags = getTags(account);
+  const updated = tags.includes('donor') ? tags.push('badge:donor') : tags;
+  return account.setIn(['pleroma', 'tags'], updated);
 };
 
 /** Normalize Fedibird/Truth Social/Pleroma location */
diff --git a/app/soapbox/utils/__tests__/badges.test.ts b/app/soapbox/utils/__tests__/badges.test.ts
new file mode 100644
index 000000000..1f3349fcc
--- /dev/null
+++ b/app/soapbox/utils/__tests__/badges.test.ts
@@ -0,0 +1,43 @@
+import { normalizeAccount } from 'soapbox/normalizers';
+
+import {
+  tagToBadge,
+  badgeToTag,
+  filterBadges,
+  getTagDiff,
+  getBadges,
+} from '../badges';
+
+import type { Account } from 'soapbox/types/entities';
+
+test('tagToBadge', () => {
+  expect(tagToBadge('yolo')).toEqual('badge:yolo');
+});
+
+test('badgeToTag', () => {
+  expect(badgeToTag('badge:yolo')).toEqual('yolo');
+  expect(badgeToTag('badge:badge:')).toEqual('badge:');
+});
+
+test('filterBadges', () => {
+  const tags = ['one', 'badge:two', 'badge:three', 'four'];
+  const badges = ['badge:two', 'badge:three'];
+  expect(filterBadges(tags)).toEqual(badges);
+});
+
+test('getTagDiff', () => {
+  const oldTags = ['one', 'two', 'three'];
+  const newTags = ['three', 'four', 'five'];
+
+  const expected = {
+    added: ['four', 'five'],
+    removed: ['one', 'two'],
+  };
+
+  expect(getTagDiff(oldTags, newTags)).toEqual(expected);
+});
+
+test('getBadges', () => {
+  const account = normalizeAccount({ id: '1', pleroma: { tags: ['a', 'b', 'badge:c'] } }) as Account;
+  expect(getBadges(account)).toEqual(['badge:c']);
+});
\ No newline at end of file
diff --git a/app/soapbox/utils/badges.ts b/app/soapbox/utils/badges.ts
new file mode 100644
index 000000000..139537f6f
--- /dev/null
+++ b/app/soapbox/utils/badges.ts
@@ -0,0 +1,47 @@
+import { OrderedSet as ImmutableOrderedSet } from 'immutable';
+
+import type { Account } from 'soapbox/types/entities';
+
+/** Convert a plain tag into a badge. */
+const tagToBadge = (tag: string) => `badge:${tag}`;
+
+/** Convert a badge into a plain tag. */
+const badgeToTag = (badge: string) => badge.replace(/^badge:/, '');
+
+/** Difference between an old and new set of tags. */
+interface TagDiff {
+  /** New tags that were added. */
+  added: string[],
+  /** Old tags that were removed. */
+  removed: string[],
+}
+
+/** Returns the differences between two sets of tags. */
+const getTagDiff = (oldTags: string[], newTags: string[]): TagDiff => {
+  const o = ImmutableOrderedSet(oldTags);
+  const n = ImmutableOrderedSet(newTags);
+
+  return {
+    added: n.subtract(o).toArray(),
+    removed: o.subtract(n).toArray(),
+  };
+};
+
+/** Returns only tags which are badges. */
+const filterBadges = (tags: string[]): string[] => {
+  return tags.filter(tag => tag.startsWith('badge:'));
+};
+
+/** Get badges from an account. */
+const getBadges = (account: Account) => {
+  const tags = Array.from(account?.getIn(['pleroma', 'tags']) as Iterable<string> || []);
+  return filterBadges(tags);
+};
+
+export {
+  tagToBadge,
+  badgeToTag,
+  filterBadges,
+  getTagDiff,
+  getBadges,
+};
\ No newline at end of file
diff --git a/app/soapbox/utils/features.ts b/app/soapbox/utils/features.ts
index 78908b04f..f220f5e67 100644
--- a/app/soapbox/utils/features.ts
+++ b/app/soapbox/utils/features.ts
@@ -142,6 +142,12 @@ const getInstanceFeatures = (instance: Instance) => {
      */
     accountWebsite: v.software === TRUTHSOCIAL,
 
+    /**
+     * An additional moderator interface is available on the domain.
+     * @see /pleroma/admin
+     */
+    adminFE: v.software === PLEROMA,
+
     /**
      * Can display announcements set by admins.
      * @see GET /api/v1/announcements