diff --git a/app/soapbox/actions/compose.ts b/app/soapbox/actions/compose.ts
index 5d8139d71..65d437a36 100644
--- a/app/soapbox/actions/compose.ts
+++ b/app/soapbox/actions/compose.ts
@@ -5,7 +5,7 @@ import { defineMessages, IntlShape } from 'react-intl';
 
 import snackbar from 'soapbox/actions/snackbar';
 import api from 'soapbox/api';
-import { search as emojiSearch } from 'soapbox/features/emoji/emoji_mart_search_light';
+import { search as emojiSearch } from 'soapbox/features/emoji/emoji-mart-search-light';
 import { tagHistory } from 'soapbox/settings';
 import { isLoggedIn } from 'soapbox/utils/auth';
 import { getFeatures, parseVersion } from 'soapbox/utils/features';
diff --git a/app/soapbox/components/announcements/emoji.tsx b/app/soapbox/components/announcements/emoji.tsx
index eb9683f08..64266639d 100644
--- a/app/soapbox/components/announcements/emoji.tsx
+++ b/app/soapbox/components/announcements/emoji.tsx
@@ -1,6 +1,6 @@
 import React from 'react';
 
-import unicodeMapping from 'soapbox/features/emoji/emoji_unicode_mapping_light';
+import unicodeMapping from 'soapbox/features/emoji/emoji-unicode-mapping-light';
 import { useSettings } from 'soapbox/hooks';
 import { joinPublicPath } from 'soapbox/utils/static';
 
diff --git a/app/soapbox/components/announcements/reaction.tsx b/app/soapbox/components/announcements/reaction.tsx
index 8e2391aec..230613701 100644
--- a/app/soapbox/components/announcements/reaction.tsx
+++ b/app/soapbox/components/announcements/reaction.tsx
@@ -2,7 +2,7 @@ import classNames from 'clsx';
 import React, { useState } from 'react';
 
 import AnimatedNumber from 'soapbox/components/animated-number';
-import unicodeMapping from 'soapbox/features/emoji/emoji_unicode_mapping_light';
+import unicodeMapping from 'soapbox/features/emoji/emoji-unicode-mapping-light';
 
 import Emoji from './emoji';
 
diff --git a/app/soapbox/components/autosuggest-emoji.tsx b/app/soapbox/components/autosuggest-emoji.tsx
index 22979d454..7074605a2 100644
--- a/app/soapbox/components/autosuggest-emoji.tsx
+++ b/app/soapbox/components/autosuggest-emoji.tsx
@@ -1,6 +1,6 @@
 import React from 'react';
 
-import unicodeMapping from 'soapbox/features/emoji/emoji_unicode_mapping_light';
+import unicodeMapping from 'soapbox/features/emoji/emoji-unicode-mapping-light';
 import { joinPublicPath } from 'soapbox/utils/static';
 
 export type Emoji = {
diff --git a/app/soapbox/components/autosuggest-input.tsx b/app/soapbox/components/autosuggest-input.tsx
index cbb79af44..746bee9df 100644
--- a/app/soapbox/components/autosuggest-input.tsx
+++ b/app/soapbox/components/autosuggest-input.tsx
@@ -7,7 +7,7 @@ import ImmutablePureComponent from 'react-immutable-pure-component';
 import AutosuggestEmoji, { Emoji } from 'soapbox/components/autosuggest-emoji';
 import Icon from 'soapbox/components/icon';
 import { Input } from 'soapbox/components/ui';
-import AutosuggestAccount from 'soapbox/features/compose/components/autosuggest_account';
+import AutosuggestAccount from 'soapbox/features/compose/components/autosuggest-account';
 import { isRtl } from 'soapbox/rtl';
 
 import type { Menu, MenuItem } from 'soapbox/components/dropdown-menu';
diff --git a/app/soapbox/components/autosuggest-textarea.tsx b/app/soapbox/components/autosuggest-textarea.tsx
index 321514cb6..8e877021f 100644
--- a/app/soapbox/components/autosuggest-textarea.tsx
+++ b/app/soapbox/components/autosuggest-textarea.tsx
@@ -4,7 +4,7 @@ import React from 'react';
 import ImmutablePureComponent from 'react-immutable-pure-component';
 import Textarea from 'react-textarea-autosize';
 
-import AutosuggestAccount from '../features/compose/components/autosuggest_account';
+import AutosuggestAccount from '../features/compose/components/autosuggest-account';
 import { isRtl } from '../rtl';
 
 import AutosuggestEmoji, { Emoji } from './autosuggest-emoji';
diff --git a/app/soapbox/containers/soapbox.tsx b/app/soapbox/containers/soapbox.tsx
index 6249fe44a..fac92a03c 100644
--- a/app/soapbox/containers/soapbox.tsx
+++ b/app/soapbox/containers/soapbox.tsx
@@ -17,7 +17,7 @@ import * as BuildConfig from 'soapbox/build_config';
 import GdprBanner from 'soapbox/components/gdpr-banner';
 import Helmet from 'soapbox/components/helmet';
 import LoadingScreen from 'soapbox/components/loading-screen';
-import AuthLayout from 'soapbox/features/auth_layout';
+import AuthLayout from 'soapbox/features/auth-layout';
 import EmbeddedStatus from 'soapbox/features/embedded-status';
 import PublicLayout from 'soapbox/features/public_layout';
 import BundleContainer from 'soapbox/features/ui/containers/bundle_container';
diff --git a/app/soapbox/features/account_gallery/components/media_item.tsx b/app/soapbox/features/account-gallery/components/media-item.tsx
similarity index 100%
rename from app/soapbox/features/account_gallery/components/media_item.tsx
rename to app/soapbox/features/account-gallery/components/media-item.tsx
diff --git a/app/soapbox/features/account_gallery/index.tsx b/app/soapbox/features/account-gallery/index.tsx
similarity index 99%
rename from app/soapbox/features/account_gallery/index.tsx
rename to app/soapbox/features/account-gallery/index.tsx
index ab3f9748e..da6fb226a 100644
--- a/app/soapbox/features/account_gallery/index.tsx
+++ b/app/soapbox/features/account-gallery/index.tsx
@@ -15,7 +15,7 @@ import { useAppDispatch, useAppSelector } from 'soapbox/hooks';
 import { getAccountGallery, findAccountByUsername } from 'soapbox/selectors';
 import { getFeatures } from 'soapbox/utils/features';
 
-import MediaItem from './components/media_item';
+import MediaItem from './components/media-item';
 
 import type { List as ImmutableList } from 'immutable';
 import type { Attachment, Status } from 'soapbox/types/entities';
diff --git a/app/soapbox/features/account_timeline/components/moved_note.tsx b/app/soapbox/features/account-timeline/components/moved-note.tsx
similarity index 100%
rename from app/soapbox/features/account_timeline/components/moved_note.tsx
rename to app/soapbox/features/account-timeline/components/moved-note.tsx
diff --git a/app/soapbox/features/account_timeline/index.tsx b/app/soapbox/features/account-timeline/index.tsx
similarity index 100%
rename from app/soapbox/features/account_timeline/index.tsx
rename to app/soapbox/features/account-timeline/index.tsx
diff --git a/app/soapbox/features/account/components/header.tsx b/app/soapbox/features/account/components/header.tsx
index c20a37611..5454d7b50 100644
--- a/app/soapbox/features/account/components/header.tsx
+++ b/app/soapbox/features/account/components/header.tsx
@@ -19,7 +19,7 @@ import Badge from 'soapbox/components/badge';
 import StillImage from 'soapbox/components/still-image';
 import { HStack, IconButton, Menu, MenuButton, MenuItem, MenuList, MenuLink, MenuDivider, Avatar } from 'soapbox/components/ui';
 import SvgIcon from 'soapbox/components/ui/icon/svg-icon';
-import MovedNote from 'soapbox/features/account_timeline/components/moved_note';
+import MovedNote from 'soapbox/features/account-timeline/components/moved-note';
 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';
diff --git a/app/soapbox/features/admin/components/latest_accounts_panel.tsx b/app/soapbox/features/admin/components/latest-accounts-panel.tsx
similarity index 100%
rename from app/soapbox/features/admin/components/latest_accounts_panel.tsx
rename to app/soapbox/features/admin/components/latest-accounts-panel.tsx
diff --git a/app/soapbox/features/admin/components/registration_mode_picker.tsx b/app/soapbox/features/admin/components/registration-mode-picker.tsx
similarity index 100%
rename from app/soapbox/features/admin/components/registration_mode_picker.tsx
rename to app/soapbox/features/admin/components/registration-mode-picker.tsx
diff --git a/app/soapbox/features/admin/components/report_status.tsx b/app/soapbox/features/admin/components/report-status.tsx
similarity index 100%
rename from app/soapbox/features/admin/components/report_status.tsx
rename to app/soapbox/features/admin/components/report-status.tsx
diff --git a/app/soapbox/features/admin/components/report.tsx b/app/soapbox/features/admin/components/report.tsx
index 0fd1712f7..fe28ab21c 100644
--- a/app/soapbox/features/admin/components/report.tsx
+++ b/app/soapbox/features/admin/components/report.tsx
@@ -13,7 +13,7 @@ import Accordion from 'soapbox/features/ui/components/accordion';
 import { useAppDispatch, useAppSelector } from 'soapbox/hooks';
 import { makeGetReport } from 'soapbox/selectors';
 
-import ReportStatus from './report_status';
+import ReportStatus from './report-status';
 
 import type { List as ImmutableList } from 'immutable';
 import type { Account, AdminReport, Status } from 'soapbox/types/entities';
diff --git a/app/soapbox/features/admin/components/unapproved_account.tsx b/app/soapbox/features/admin/components/unapproved-account.tsx
similarity index 100%
rename from app/soapbox/features/admin/components/unapproved_account.tsx
rename to app/soapbox/features/admin/components/unapproved-account.tsx
diff --git a/app/soapbox/features/admin/moderation_log.tsx b/app/soapbox/features/admin/moderation-log.tsx
similarity index 100%
rename from app/soapbox/features/admin/moderation_log.tsx
rename to app/soapbox/features/admin/moderation-log.tsx
diff --git a/app/soapbox/features/admin/tabs/awaiting-approval.tsx b/app/soapbox/features/admin/tabs/awaiting-approval.tsx
index 0a73bb7cc..0a412f400 100644
--- a/app/soapbox/features/admin/tabs/awaiting-approval.tsx
+++ b/app/soapbox/features/admin/tabs/awaiting-approval.tsx
@@ -5,7 +5,7 @@ import { fetchUsers } from 'soapbox/actions/admin';
 import ScrollableList from 'soapbox/components/scrollable-list';
 import { useAppSelector, useAppDispatch } from 'soapbox/hooks';
 
-import UnapprovedAccount from '../components/unapproved_account';
+import UnapprovedAccount from '../components/unapproved-account';
 
 const messages = defineMessages({
   heading: { id: 'column.admin.awaiting_approval', defaultMessage: 'Awaiting Approval' },
diff --git a/app/soapbox/features/admin/tabs/dashboard.tsx b/app/soapbox/features/admin/tabs/dashboard.tsx
index f6b81ea29..876cab00b 100644
--- a/app/soapbox/features/admin/tabs/dashboard.tsx
+++ b/app/soapbox/features/admin/tabs/dashboard.tsx
@@ -9,7 +9,7 @@ import sourceCode from 'soapbox/utils/code';
 import { parseVersion } from 'soapbox/utils/features';
 import { isNumber } from 'soapbox/utils/numbers';
 
-import RegistrationModePicker from '../components/registration_mode_picker';
+import RegistrationModePicker from '../components/registration-mode-picker';
 
 import type { AxiosResponse } from 'axios';
 
diff --git a/app/soapbox/features/admin/user_index.js b/app/soapbox/features/admin/user-index.js
similarity index 100%
rename from app/soapbox/features/admin/user_index.js
rename to app/soapbox/features/admin/user-index.js
diff --git a/app/soapbox/features/auth_layout/index.tsx b/app/soapbox/features/auth-layout/index.tsx
similarity index 92%
rename from app/soapbox/features/auth_layout/index.tsx
rename to app/soapbox/features/auth-layout/index.tsx
index 08653110d..9a7d502f7 100644
--- a/app/soapbox/features/auth_layout/index.tsx
+++ b/app/soapbox/features/auth-layout/index.tsx
@@ -7,11 +7,11 @@ import SiteLogo from 'soapbox/components/site-logo';
 import { useAppSelector, useFeatures, useSoapboxConfig, useOwnAccount } from 'soapbox/hooks';
 
 import { Button, Card, CardBody } from '../../components/ui';
-import LoginPage from '../auth_login/components/login_page';
-import PasswordReset from '../auth_login/components/password_reset';
-import PasswordResetConfirm from '../auth_login/components/password_reset_confirm';
-import RegistrationForm from '../auth_login/components/registration_form';
-import ExternalLoginForm from '../external_login/components/external-login-form';
+import LoginPage from '../auth-login/components/login_page';
+import PasswordReset from '../auth-login/components/password_reset';
+import PasswordResetConfirm from '../auth-login/components/password_reset_confirm';
+import RegistrationForm from '../auth-login/components/registration_form';
+import ExternalLoginForm from '../external-login/components/external-login-form';
 import Footer from '../public_layout/components/footer';
 import RegisterInvite from '../register_invite';
 import Verification from '../verification';
diff --git a/app/soapbox/features/auth_login/components/__tests__/captcha.test.tsx b/app/soapbox/features/auth-login/components/__tests__/captcha.test.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/__tests__/captcha.test.tsx
rename to app/soapbox/features/auth-login/components/__tests__/captcha.test.tsx
diff --git a/app/soapbox/features/auth_login/components/__tests__/login_form.test.tsx b/app/soapbox/features/auth-login/components/__tests__/login_form.test.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/__tests__/login_form.test.tsx
rename to app/soapbox/features/auth-login/components/__tests__/login_form.test.tsx
diff --git a/app/soapbox/features/auth_login/components/__tests__/login_page.test.tsx b/app/soapbox/features/auth-login/components/__tests__/login_page.test.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/__tests__/login_page.test.tsx
rename to app/soapbox/features/auth-login/components/__tests__/login_page.test.tsx
diff --git a/app/soapbox/features/auth_login/components/__tests__/otp_auth_form.test.tsx b/app/soapbox/features/auth-login/components/__tests__/otp_auth_form.test.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/__tests__/otp_auth_form.test.tsx
rename to app/soapbox/features/auth-login/components/__tests__/otp_auth_form.test.tsx
diff --git a/app/soapbox/features/auth_login/components/__tests__/password_reset_confirm.test.tsx b/app/soapbox/features/auth-login/components/__tests__/password_reset_confirm.test.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/__tests__/password_reset_confirm.test.tsx
rename to app/soapbox/features/auth-login/components/__tests__/password_reset_confirm.test.tsx
diff --git a/app/soapbox/features/auth_login/components/captcha.tsx b/app/soapbox/features/auth-login/components/captcha.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/captcha.tsx
rename to app/soapbox/features/auth-login/components/captcha.tsx
diff --git a/app/soapbox/features/auth_login/components/consumer-button.tsx b/app/soapbox/features/auth-login/components/consumer-button.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/consumer-button.tsx
rename to app/soapbox/features/auth-login/components/consumer-button.tsx
diff --git a/app/soapbox/features/auth_login/components/consumers-list.tsx b/app/soapbox/features/auth-login/components/consumers-list.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/consumers-list.tsx
rename to app/soapbox/features/auth-login/components/consumers-list.tsx
diff --git a/app/soapbox/features/auth_login/components/login_form.tsx b/app/soapbox/features/auth-login/components/login_form.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/login_form.tsx
rename to app/soapbox/features/auth-login/components/login_form.tsx
diff --git a/app/soapbox/features/auth_login/components/login_page.tsx b/app/soapbox/features/auth-login/components/login_page.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/login_page.tsx
rename to app/soapbox/features/auth-login/components/login_page.tsx
diff --git a/app/soapbox/features/auth_login/components/logout.tsx b/app/soapbox/features/auth-login/components/logout.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/logout.tsx
rename to app/soapbox/features/auth-login/components/logout.tsx
diff --git a/app/soapbox/features/auth_login/components/otp_auth_form.tsx b/app/soapbox/features/auth-login/components/otp_auth_form.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/otp_auth_form.tsx
rename to app/soapbox/features/auth-login/components/otp_auth_form.tsx
diff --git a/app/soapbox/features/auth_login/components/password_reset.tsx b/app/soapbox/features/auth-login/components/password_reset.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/password_reset.tsx
rename to app/soapbox/features/auth-login/components/password_reset.tsx
diff --git a/app/soapbox/features/auth_login/components/password_reset_confirm.tsx b/app/soapbox/features/auth-login/components/password_reset_confirm.tsx
similarity index 100%
rename from app/soapbox/features/auth_login/components/password_reset_confirm.tsx
rename to app/soapbox/features/auth-login/components/password_reset_confirm.tsx
diff --git a/app/soapbox/features/auth_login/components/registration_form.tsx b/app/soapbox/features/auth-login/components/registration_form.tsx
similarity index 99%
rename from app/soapbox/features/auth_login/components/registration_form.tsx
rename to app/soapbox/features/auth-login/components/registration_form.tsx
index fa5ad524c..edd55deb3 100644
--- a/app/soapbox/features/auth_login/components/registration_form.tsx
+++ b/app/soapbox/features/auth-login/components/registration_form.tsx
@@ -11,7 +11,7 @@ import { register, verifyCredentials } from 'soapbox/actions/auth';
 import { openModal } from 'soapbox/actions/modals';
 import BirthdayInput from 'soapbox/components/birthday-input';
 import { Checkbox, Form, FormGroup, FormActions, Button, Input, Textarea } from 'soapbox/components/ui';
-import CaptchaField from 'soapbox/features/auth_login/components/captcha';
+import CaptchaField from 'soapbox/features/auth-login/components/captcha';
 import { useAppSelector, useAppDispatch, useSettings, useFeatures } from 'soapbox/hooks';
 
 const messages = defineMessages({
diff --git a/app/soapbox/features/auth_token_list/index.tsx b/app/soapbox/features/auth-token-list/index.tsx
similarity index 100%
rename from app/soapbox/features/auth_token_list/index.tsx
rename to app/soapbox/features/auth-token-list/index.tsx
diff --git a/app/soapbox/features/birthdays/date_picker.ts b/app/soapbox/features/birthdays/date-picker.ts
similarity index 100%
rename from app/soapbox/features/birthdays/date_picker.ts
rename to app/soapbox/features/birthdays/date-picker.ts
diff --git a/app/soapbox/features/chats/components/chat-box.tsx b/app/soapbox/features/chats/components/chat-box.tsx
index 9a96a0d00..de97cd45a 100644
--- a/app/soapbox/features/chats/components/chat-box.tsx
+++ b/app/soapbox/features/chats/components/chat-box.tsx
@@ -9,7 +9,7 @@ import {
 import { uploadMedia } from 'soapbox/actions/media';
 import IconButton from 'soapbox/components/icon-button';
 import UploadProgress from 'soapbox/components/upload-progress';
-import UploadButton from 'soapbox/features/compose/components/upload_button';
+import UploadButton from 'soapbox/features/compose/components/upload-button';
 import { useAppSelector, useAppDispatch } from 'soapbox/hooks';
 import { truncateFilename } from 'soapbox/utils/media';
 
diff --git a/app/soapbox/features/community_timeline/index.tsx b/app/soapbox/features/community-timeline/index.tsx
similarity index 100%
rename from app/soapbox/features/community_timeline/index.tsx
rename to app/soapbox/features/community-timeline/index.tsx
diff --git a/app/soapbox/features/compose/components/autosuggest_account.tsx b/app/soapbox/features/compose/components/autosuggest-account.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/autosuggest_account.tsx
rename to app/soapbox/features/compose/components/autosuggest-account.tsx
diff --git a/app/soapbox/features/compose/components/compose_form_button.tsx b/app/soapbox/features/compose/components/compose-form-button.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/compose_form_button.tsx
rename to app/soapbox/features/compose/components/compose-form-button.tsx
diff --git a/app/soapbox/features/compose/components/compose-form.tsx b/app/soapbox/features/compose/components/compose-form.tsx
index df3a7faa4..99bd27474 100644
--- a/app/soapbox/features/compose/components/compose-form.tsx
+++ b/app/soapbox/features/compose/components/compose-form.tsx
@@ -20,26 +20,26 @@ import { Button, Stack } from 'soapbox/components/ui';
 import { useAppDispatch, useAppSelector, useCompose, useFeatures, usePrevious } from 'soapbox/hooks';
 import { isMobile } from 'soapbox/is_mobile';
 
-import EmojiPickerDropdown from '../components/emoji-picker/emoji-picker-dropdown';
-import MarkdownButton from '../components/markdown_button';
-import PollButton from '../components/poll_button';
-import PollForm from '../components/polls/poll-form';
-import PrivacyDropdown from '../components/privacy_dropdown';
-import ReplyMentions from '../components/reply_mentions';
-import ScheduleButton from '../components/schedule_button';
-import SpoilerButton from '../components/spoiler_button';
-import UploadForm from '../components/upload_form';
-import Warning from '../components/warning';
-import QuotedStatusContainer from '../containers/quoted_status_container';
-import ReplyIndicatorContainer from '../containers/reply_indicator_container';
-import ScheduleFormContainer from '../containers/schedule_form_container';
-import UploadButtonContainer from '../containers/upload_button_container';
-import WarningContainer from '../containers/warning_container';
+import QuotedStatusContainer from '../containers/quoted-status-container';
+import ReplyIndicatorContainer from '../containers/reply-indicator-container';
+import ScheduleFormContainer from '../containers/schedule-form-container';
+import UploadButtonContainer from '../containers/upload-button-container';
+import WarningContainer from '../containers/warning-container';
 import { countableText } from '../util/counter';
 
+import EmojiPickerDropdown from './emoji-picker/emoji-picker-dropdown';
+import MarkdownButton from './markdown-button';
+import PollButton from './poll-button';
+import PollForm from './polls/poll-form';
+import PrivacyDropdown from './privacy-dropdown';
+import ReplyMentions from './reply-mentions';
+import ScheduleButton from './schedule-button';
+import SpoilerButton from './spoiler-button';
 import SpoilerInput from './spoiler-input';
-import TextCharacterCounter from './text_character_counter';
-import VisualCharacterCounter from './visual_character_counter';
+import TextCharacterCounter from './text-character-counter';
+import UploadForm from './upload-form';
+import VisualCharacterCounter from './visual-character-counter';
+import Warning from './warning';
 
 import type { Emoji } from 'soapbox/components/autosuggest-emoji';
 
diff --git a/app/soapbox/features/compose/components/markdown_button.tsx b/app/soapbox/features/compose/components/markdown-button.tsx
similarity index 95%
rename from app/soapbox/features/compose/components/markdown_button.tsx
rename to app/soapbox/features/compose/components/markdown-button.tsx
index 0f44d8786..935f8e7b1 100644
--- a/app/soapbox/features/compose/components/markdown_button.tsx
+++ b/app/soapbox/features/compose/components/markdown-button.tsx
@@ -4,7 +4,7 @@ import { defineMessages, useIntl } from 'react-intl';
 import { changeComposeContentType } from 'soapbox/actions/compose';
 import { useAppDispatch, useCompose } from 'soapbox/hooks';
 
-import ComposeFormButton from './compose_form_button';
+import ComposeFormButton from './compose-form-button';
 
 const messages = defineMessages({
   marked: { id: 'compose_form.markdown.marked', defaultMessage: 'Post markdown enabled' },
diff --git a/app/soapbox/features/compose/components/poll_button.tsx b/app/soapbox/features/compose/components/poll-button.tsx
similarity index 95%
rename from app/soapbox/features/compose/components/poll_button.tsx
rename to app/soapbox/features/compose/components/poll-button.tsx
index 7b340bb58..43af2e594 100644
--- a/app/soapbox/features/compose/components/poll_button.tsx
+++ b/app/soapbox/features/compose/components/poll-button.tsx
@@ -4,7 +4,7 @@ import { defineMessages, useIntl } from 'react-intl';
 import { addPoll, removePoll } from 'soapbox/actions/compose';
 import { useAppDispatch, useCompose } from 'soapbox/hooks';
 
-import ComposeFormButton from './compose_form_button';
+import ComposeFormButton from './compose-form-button';
 
 const messages = defineMessages({
   add_poll: { id: 'poll_button.add_poll', defaultMessage: 'Add a poll' },
diff --git a/app/soapbox/features/compose/components/privacy_dropdown.tsx b/app/soapbox/features/compose/components/privacy-dropdown.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/privacy_dropdown.tsx
rename to app/soapbox/features/compose/components/privacy-dropdown.tsx
diff --git a/app/soapbox/features/compose/components/reply_indicator.tsx b/app/soapbox/features/compose/components/reply-indicator.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/reply_indicator.tsx
rename to app/soapbox/features/compose/components/reply-indicator.tsx
diff --git a/app/soapbox/features/compose/components/reply_mentions.tsx b/app/soapbox/features/compose/components/reply-mentions.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/reply_mentions.tsx
rename to app/soapbox/features/compose/components/reply-mentions.tsx
diff --git a/app/soapbox/features/compose/components/schedule_button.tsx b/app/soapbox/features/compose/components/schedule-button.tsx
similarity index 95%
rename from app/soapbox/features/compose/components/schedule_button.tsx
rename to app/soapbox/features/compose/components/schedule-button.tsx
index 16b3cd163..1d98b9cd0 100644
--- a/app/soapbox/features/compose/components/schedule_button.tsx
+++ b/app/soapbox/features/compose/components/schedule-button.tsx
@@ -4,7 +4,7 @@ import { defineMessages, useIntl } from 'react-intl';
 import { addSchedule, removeSchedule } from 'soapbox/actions/compose';
 import { useAppDispatch, useCompose } from 'soapbox/hooks';
 
-import ComposeFormButton from './compose_form_button';
+import ComposeFormButton from './compose-form-button';
 
 const messages = defineMessages({
   add_schedule: { id: 'schedule_button.add_schedule', defaultMessage: 'Schedule post for later' },
diff --git a/app/soapbox/features/compose/components/schedule_form.tsx b/app/soapbox/features/compose/components/schedule-form.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/schedule_form.tsx
rename to app/soapbox/features/compose/components/schedule-form.tsx
diff --git a/app/soapbox/features/compose/components/search_results.tsx b/app/soapbox/features/compose/components/search-results.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/search_results.tsx
rename to app/soapbox/features/compose/components/search-results.tsx
diff --git a/app/soapbox/features/compose/components/spoiler_button.tsx b/app/soapbox/features/compose/components/spoiler-button.tsx
similarity index 94%
rename from app/soapbox/features/compose/components/spoiler_button.tsx
rename to app/soapbox/features/compose/components/spoiler-button.tsx
index cf0f1c975..15f87a791 100644
--- a/app/soapbox/features/compose/components/spoiler_button.tsx
+++ b/app/soapbox/features/compose/components/spoiler-button.tsx
@@ -4,7 +4,7 @@ import { defineMessages, useIntl } from 'react-intl';
 import { changeComposeSpoilerness } from 'soapbox/actions/compose';
 import { useAppDispatch, useCompose } from 'soapbox/hooks';
 
-import ComposeFormButton from './compose_form_button';
+import ComposeFormButton from './compose-form-button';
 
 const messages = defineMessages({
   marked: { id: 'compose_form.spoiler.marked', defaultMessage: 'Text is hidden behind warning' },
diff --git a/app/soapbox/features/compose/components/text_character_counter.tsx b/app/soapbox/features/compose/components/text-character-counter.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/text_character_counter.tsx
rename to app/soapbox/features/compose/components/text-character-counter.tsx
diff --git a/app/soapbox/features/compose/components/text_icon_button.tsx b/app/soapbox/features/compose/components/text-icon-button.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/text_icon_button.tsx
rename to app/soapbox/features/compose/components/text-icon-button.tsx
diff --git a/app/soapbox/features/compose/components/upload_button.tsx b/app/soapbox/features/compose/components/upload-button.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/upload_button.tsx
rename to app/soapbox/features/compose/components/upload-button.tsx
diff --git a/app/soapbox/features/compose/components/upload_form.tsx b/app/soapbox/features/compose/components/upload-form.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/upload_form.tsx
rename to app/soapbox/features/compose/components/upload-form.tsx
diff --git a/app/soapbox/features/compose/components/visual_character_counter.tsx b/app/soapbox/features/compose/components/visual-character-counter.tsx
similarity index 100%
rename from app/soapbox/features/compose/components/visual_character_counter.tsx
rename to app/soapbox/features/compose/components/visual-character-counter.tsx
diff --git a/app/soapbox/features/compose/containers/quoted_status_container.tsx b/app/soapbox/features/compose/containers/quoted-status-container.tsx
similarity index 100%
rename from app/soapbox/features/compose/containers/quoted_status_container.tsx
rename to app/soapbox/features/compose/containers/quoted-status-container.tsx
diff --git a/app/soapbox/features/compose/containers/reply_indicator_container.ts b/app/soapbox/features/compose/containers/reply-indicator-container.ts
similarity index 93%
rename from app/soapbox/features/compose/containers/reply_indicator_container.ts
rename to app/soapbox/features/compose/containers/reply-indicator-container.ts
index 2f1d5b131..b77c4a8d0 100644
--- a/app/soapbox/features/compose/containers/reply_indicator_container.ts
+++ b/app/soapbox/features/compose/containers/reply-indicator-container.ts
@@ -3,7 +3,7 @@ import { connect } from 'react-redux';
 import { cancelReplyCompose } from 'soapbox/actions/compose';
 import { makeGetStatus } from 'soapbox/selectors';
 
-import ReplyIndicator from '../components/reply_indicator';
+import ReplyIndicator from '../components/reply-indicator';
 
 import type { AppDispatch, RootState } from 'soapbox/store';
 import type { Status } from 'soapbox/types/entities';
diff --git a/app/soapbox/features/compose/containers/schedule_form_container.tsx b/app/soapbox/features/compose/containers/schedule-form-container.tsx
similarity index 86%
rename from app/soapbox/features/compose/containers/schedule_form_container.tsx
rename to app/soapbox/features/compose/containers/schedule-form-container.tsx
index d34f9ee5e..efa30a894 100644
--- a/app/soapbox/features/compose/containers/schedule_form_container.tsx
+++ b/app/soapbox/features/compose/containers/schedule-form-container.tsx
@@ -3,7 +3,7 @@ import React from 'react';
 import BundleContainer from 'soapbox/features/ui/containers/bundle_container';
 import { ScheduleForm } from 'soapbox/features/ui/util/async-components';
 
-import type { IScheduleForm } from '../components/schedule_form';
+import type { IScheduleForm } from '../components/schedule-form';
 
 const ScheduleFormContainer: React.FC<IScheduleForm> = (props) => (
   <BundleContainer fetchComponent={ScheduleForm}>
diff --git a/app/soapbox/features/compose/containers/upload_button_container.ts b/app/soapbox/features/compose/containers/upload-button-container.ts
similarity index 92%
rename from app/soapbox/features/compose/containers/upload_button_container.ts
rename to app/soapbox/features/compose/containers/upload-button-container.ts
index c338f7449..6b2307c93 100644
--- a/app/soapbox/features/compose/containers/upload_button_container.ts
+++ b/app/soapbox/features/compose/containers/upload-button-container.ts
@@ -2,7 +2,7 @@ import { connect } from 'react-redux';
 
 import { uploadCompose } from 'soapbox/actions/compose';
 
-import UploadButton from '../components/upload_button';
+import UploadButton from '../components/upload-button';
 
 import type { IntlShape } from 'react-intl';
 import type { AppDispatch, RootState } from 'soapbox/store';
diff --git a/app/soapbox/features/compose/containers/warning_container.tsx b/app/soapbox/features/compose/containers/warning-container.tsx
similarity index 100%
rename from app/soapbox/features/compose/containers/warning_container.tsx
rename to app/soapbox/features/compose/containers/warning-container.tsx
diff --git a/app/soapbox/features/compose/util/counter.ts b/app/soapbox/features/compose/util/counter.ts
index 0ae62a598..379da63b9 100644
--- a/app/soapbox/features/compose/util/counter.ts
+++ b/app/soapbox/features/compose/util/counter.ts
@@ -1,4 +1,4 @@
-import { urlRegex } from './url_regex';
+import { urlRegex } from './url-regex';
 
 const urlPlaceholder = 'xxxxxxxxxxxxxxxxxxxxxxx';
 
diff --git a/app/soapbox/features/compose/util/url_regex.ts b/app/soapbox/features/compose/util/url-regex.ts
similarity index 100%
rename from app/soapbox/features/compose/util/url_regex.ts
rename to app/soapbox/features/compose/util/url-regex.ts
diff --git a/app/soapbox/features/conversations/components/conversations_list.tsx b/app/soapbox/features/conversations/components/conversations-list.tsx
similarity index 97%
rename from app/soapbox/features/conversations/components/conversations_list.tsx
rename to app/soapbox/features/conversations/components/conversations-list.tsx
index 83b43a622..bf439626a 100644
--- a/app/soapbox/features/conversations/components/conversations_list.tsx
+++ b/app/soapbox/features/conversations/components/conversations-list.tsx
@@ -6,7 +6,7 @@ import { expandConversations } from 'soapbox/actions/conversations';
 import ScrollableList from 'soapbox/components/scrollable-list';
 import { useAppDispatch, useAppSelector } from 'soapbox/hooks';
 
-import Conversation from '../components/conversation';
+import Conversation from './conversation';
 
 import type { VirtuosoHandle } from 'react-virtuoso';
 
diff --git a/app/soapbox/features/conversations/index.tsx b/app/soapbox/features/conversations/index.tsx
index 0faf2237f..12b418eb0 100644
--- a/app/soapbox/features/conversations/index.tsx
+++ b/app/soapbox/features/conversations/index.tsx
@@ -8,7 +8,7 @@ import AccountSearch from 'soapbox/components/account-search';
 import { Column } from 'soapbox/components/ui';
 import { useAppDispatch } from 'soapbox/hooks';
 
-import ConversationsList from './components/conversations_list';
+import ConversationsList from './components/conversations-list';
 
 const messages = defineMessages({
   title: { id: 'column.direct', defaultMessage: 'Direct messages' },
diff --git a/app/soapbox/features/crypto_donate/components/crypto_address.tsx b/app/soapbox/features/crypto-donate/components/crypto-address.tsx
similarity index 92%
rename from app/soapbox/features/crypto_donate/components/crypto_address.tsx
rename to app/soapbox/features/crypto-donate/components/crypto-address.tsx
index 04a6e6388..cab59caa3 100644
--- a/app/soapbox/features/crypto_donate/components/crypto_address.tsx
+++ b/app/soapbox/features/crypto-donate/components/crypto-address.tsx
@@ -5,10 +5,10 @@ import { openModal } from 'soapbox/actions/modals';
 import CopyableInput from 'soapbox/components/copyable-input';
 import { Text, Icon, Stack, HStack } from 'soapbox/components/ui';
 
-import { getExplorerUrl } from '../utils/block_explorer';
-import { getTitle } from '../utils/coin_db';
+import { getExplorerUrl } from '../utils/block-explorer';
+import { getTitle } from '../utils/coin-db';
 
-import CryptoIcon from './crypto_icon';
+import CryptoIcon from './crypto-icon';
 
 export interface ICryptoAddress {
   address: string,
diff --git a/app/soapbox/features/crypto_donate/components/crypto_donate_panel.tsx b/app/soapbox/features/crypto-donate/components/crypto-donate-panel.tsx
similarity index 97%
rename from app/soapbox/features/crypto_donate/components/crypto_donate_panel.tsx
rename to app/soapbox/features/crypto-donate/components/crypto-donate-panel.tsx
index 581f53f03..3151738df 100644
--- a/app/soapbox/features/crypto_donate/components/crypto_donate_panel.tsx
+++ b/app/soapbox/features/crypto-donate/components/crypto-donate-panel.tsx
@@ -5,7 +5,7 @@ import { useHistory } from 'react-router-dom';
 import { Text, Widget } from 'soapbox/components/ui';
 import { useAppSelector, useSoapboxConfig } from 'soapbox/hooks';
 
-import SiteWallet from './site_wallet';
+import SiteWallet from './site-wallet';
 
 const messages = defineMessages({
   actionTitle: { id: 'crypto_donate_panel.actions.view', defaultMessage: 'Click to see {count} {count, plural, one {wallet} other {wallets}}' },
diff --git a/app/soapbox/features/crypto_donate/components/crypto_icon.tsx b/app/soapbox/features/crypto-donate/components/crypto-icon.tsx
similarity index 100%
rename from app/soapbox/features/crypto_donate/components/crypto_icon.tsx
rename to app/soapbox/features/crypto-donate/components/crypto-icon.tsx
diff --git a/app/soapbox/features/crypto_donate/components/detailed_crypto_address.tsx b/app/soapbox/features/crypto-donate/components/detailed-crypto-address.tsx
similarity index 89%
rename from app/soapbox/features/crypto_donate/components/detailed_crypto_address.tsx
rename to app/soapbox/features/crypto-donate/components/detailed-crypto-address.tsx
index 3435273c7..c0ab30bf9 100644
--- a/app/soapbox/features/crypto_donate/components/detailed_crypto_address.tsx
+++ b/app/soapbox/features/crypto-donate/components/detailed-crypto-address.tsx
@@ -4,10 +4,10 @@ import React from 'react';
 import CopyableInput from 'soapbox/components/copyable-input';
 import Icon from 'soapbox/components/icon';
 
-import { getExplorerUrl } from '../utils/block_explorer';
-import { getTitle } from '../utils/coin_db';
+import { getExplorerUrl } from '../utils/block-explorer';
+import { getTitle } from '../utils/coin-db';
 
-import CryptoIcon from './crypto_icon';
+import CryptoIcon from './crypto-icon';
 
 interface IDetailedCryptoAddress {
   address: string,
diff --git a/app/soapbox/features/crypto_donate/components/site_wallet.tsx b/app/soapbox/features/crypto-donate/components/site-wallet.tsx
similarity index 93%
rename from app/soapbox/features/crypto_donate/components/site_wallet.tsx
rename to app/soapbox/features/crypto-donate/components/site-wallet.tsx
index 1e09292bd..3adb4c02d 100644
--- a/app/soapbox/features/crypto_donate/components/site_wallet.tsx
+++ b/app/soapbox/features/crypto-donate/components/site-wallet.tsx
@@ -3,7 +3,7 @@ import React from 'react';
 import { Stack } from 'soapbox/components/ui';
 import { useSoapboxConfig } from 'soapbox/hooks';
 
-import CryptoAddress from './crypto_address';
+import CryptoAddress from './crypto-address';
 
 interface ISiteWallet {
   limit?: number,
diff --git a/app/soapbox/features/crypto_donate/index.tsx b/app/soapbox/features/crypto-donate/index.tsx
similarity index 96%
rename from app/soapbox/features/crypto_donate/index.tsx
rename to app/soapbox/features/crypto-donate/index.tsx
index e1e38d7fc..acc935e6f 100644
--- a/app/soapbox/features/crypto_donate/index.tsx
+++ b/app/soapbox/features/crypto-donate/index.tsx
@@ -5,7 +5,7 @@ import { Column, Stack } from 'soapbox/components/ui';
 import Accordion from 'soapbox/features/ui/components/accordion';
 import { useAppSelector } from 'soapbox/hooks';
 
-import SiteWallet from './components/site_wallet';
+import SiteWallet from './components/site-wallet';
 
 const messages = defineMessages({
   heading: { id: 'column.crypto_donate', defaultMessage: 'Donate Cryptocurrency' },
diff --git a/app/soapbox/features/crypto_donate/utils/block_explorer.ts b/app/soapbox/features/crypto-donate/utils/block-explorer.ts
similarity index 84%
rename from app/soapbox/features/crypto_donate/utils/block_explorer.ts
rename to app/soapbox/features/crypto-donate/utils/block-explorer.ts
index c02ea4abc..b0f7a6965 100644
--- a/app/soapbox/features/crypto_donate/utils/block_explorer.ts
+++ b/app/soapbox/features/crypto-donate/utils/block-explorer.ts
@@ -1,4 +1,4 @@
-import blockExplorers from './block_explorers.json';
+import blockExplorers from './block-explorers.json';
 
 type BlockExplorers = Record<string, string | null>;
 
diff --git a/app/soapbox/features/crypto_donate/utils/block_explorers.json b/app/soapbox/features/crypto-donate/utils/block-explorers.json
similarity index 100%
rename from app/soapbox/features/crypto_donate/utils/block_explorers.json
rename to app/soapbox/features/crypto-donate/utils/block-explorers.json
diff --git a/app/soapbox/features/crypto_donate/utils/coin_db.ts b/app/soapbox/features/crypto-donate/utils/coin-db.ts
similarity index 90%
rename from app/soapbox/features/crypto_donate/utils/coin_db.ts
rename to app/soapbox/features/crypto-donate/utils/coin-db.ts
index 582ace540..1949a62cf 100644
--- a/app/soapbox/features/crypto_donate/utils/coin_db.ts
+++ b/app/soapbox/features/crypto-donate/utils/coin-db.ts
@@ -1,6 +1,6 @@
 import { fromJS } from 'immutable';
 
-import manifestMap from './manifest_map';
+import manifestMap from './manifest-map';
 
 // All this does is converts the result from manifest_map.js into an ImmutableMap
 const coinDB = fromJS(manifestMap);
diff --git a/app/soapbox/features/crypto_donate/utils/manifest_map.ts b/app/soapbox/features/crypto-donate/utils/manifest-map.ts
similarity index 100%
rename from app/soapbox/features/crypto_donate/utils/manifest_map.ts
rename to app/soapbox/features/crypto-donate/utils/manifest-map.ts
diff --git a/app/soapbox/features/delete_account/index.tsx b/app/soapbox/features/delete-account/index.tsx
similarity index 100%
rename from app/soapbox/features/delete_account/index.tsx
rename to app/soapbox/features/delete-account/index.tsx
diff --git a/app/soapbox/features/direct_timeline/index.tsx b/app/soapbox/features/direct-timeline/index.tsx
similarity index 100%
rename from app/soapbox/features/direct_timeline/index.tsx
rename to app/soapbox/features/direct-timeline/index.tsx
diff --git a/app/soapbox/features/domain_blocks/index.tsx b/app/soapbox/features/domain-blocks/index.tsx
similarity index 100%
rename from app/soapbox/features/domain_blocks/index.tsx
rename to app/soapbox/features/domain-blocks/index.tsx
diff --git a/app/soapbox/features/edit_email/index.tsx b/app/soapbox/features/edit-email/index.tsx
similarity index 100%
rename from app/soapbox/features/edit_email/index.tsx
rename to app/soapbox/features/edit-email/index.tsx
diff --git a/app/soapbox/features/edit_password/index.tsx b/app/soapbox/features/edit-password/index.tsx
similarity index 100%
rename from app/soapbox/features/edit_password/index.tsx
rename to app/soapbox/features/edit-password/index.tsx
diff --git a/app/soapbox/features/edit_profile/components/profile-preview.tsx b/app/soapbox/features/edit-profile/components/profile-preview.tsx
similarity index 100%
rename from app/soapbox/features/edit_profile/components/profile-preview.tsx
rename to app/soapbox/features/edit-profile/components/profile-preview.tsx
diff --git a/app/soapbox/features/edit_profile/index.tsx b/app/soapbox/features/edit-profile/index.tsx
similarity index 100%
rename from app/soapbox/features/edit_profile/index.tsx
rename to app/soapbox/features/edit-profile/index.tsx
diff --git a/app/soapbox/features/email_confirmation/index.tsx b/app/soapbox/features/email-confirmation/index.tsx
similarity index 100%
rename from app/soapbox/features/email_confirmation/index.tsx
rename to app/soapbox/features/email-confirmation/index.tsx
diff --git a/app/soapbox/features/emoji/__tests__/emoji_index.test.ts b/app/soapbox/features/emoji/__tests__/emoji-index.test.ts
similarity index 98%
rename from app/soapbox/features/emoji/__tests__/emoji_index.test.ts
rename to app/soapbox/features/emoji/__tests__/emoji-index.test.ts
index 78698981a..faefaa72c 100644
--- a/app/soapbox/features/emoji/__tests__/emoji_index.test.ts
+++ b/app/soapbox/features/emoji/__tests__/emoji-index.test.ts
@@ -2,7 +2,7 @@
 import { emojiIndex } from 'emoji-mart';
 import pick from 'lodash/pick';
 
-import { search } from '../emoji_mart_search_light';
+import { search } from '../emoji-mart-search-light';
 
 const trimEmojis = (emoji: any) => pick(emoji, ['id', 'unified', 'native', 'custom']);
 
diff --git a/app/soapbox/features/emoji/emoji_compressed.js b/app/soapbox/features/emoji/emoji-compressed.js
similarity index 93%
rename from app/soapbox/features/emoji/emoji_compressed.js
rename to app/soapbox/features/emoji/emoji-compressed.js
index 74cb1cf06..adea912b9 100644
--- a/app/soapbox/features/emoji/emoji_compressed.js
+++ b/app/soapbox/features/emoji/emoji-compressed.js
@@ -1,7 +1,7 @@
 // @preval
 // http://www.unicode.org/Public/emoji/5.0/emoji-test.txt
 // This file contains the compressed version of the emoji data from
-// both emoji_map.json and from emoji-mart's emojiIndex and data objects.
+// both emoji-map.json and from emoji-mart's emojiIndex and data objects.
 // It's designed to be emitted in an array format to take up less space
 // over the wire.
 
@@ -9,9 +9,9 @@ const { emojiIndex } = require('emoji-mart');
 let data = require('emoji-mart/data/all.json');
 const { uncompress: emojiMartUncompress } = require('emoji-mart/dist/utils/data');
 
-const emojiMap = require('./emoji_map.json');
-const { unicodeToFilename } = require('./unicode_to_filename');
-const { unicodeToUnifiedName } = require('./unicode_to_unified_name');
+const emojiMap = require('./emoji-map.json');
+const { unicodeToFilename } = require('./unicode-to-filename');
+const { unicodeToUnifiedName } = require('./unicode-to-unified-name');
 
 if (data.compressed) {
   data = emojiMartUncompress(data);
diff --git a/app/soapbox/features/emoji/emoji_map.json b/app/soapbox/features/emoji/emoji-map.json
similarity index 100%
rename from app/soapbox/features/emoji/emoji_map.json
rename to app/soapbox/features/emoji/emoji-map.json
diff --git a/app/soapbox/features/emoji/emoji_mart_data_light.ts b/app/soapbox/features/emoji/emoji-mart-data-light.ts
similarity index 88%
rename from app/soapbox/features/emoji/emoji_mart_data_light.ts
rename to app/soapbox/features/emoji/emoji-mart-data-light.ts
index 03bdbf765..efdce96fa 100644
--- a/app/soapbox/features/emoji/emoji_mart_data_light.ts
+++ b/app/soapbox/features/emoji/emoji-mart-data-light.ts
@@ -1,8 +1,8 @@
 // The output of this module is designed to mimic emoji-mart's
 // "data" object, such that we can use it for a light version of emoji-mart's
 // emojiIndex.search functionality.
-import emojiCompressed from './emoji_compressed';
-import { unicodeToUnifiedName } from './unicode_to_unified_name';
+import emojiCompressed from './emoji-compressed';
+import { unicodeToUnifiedName } from './unicode-to-unified-name';
 
 const [ shortCodesToEmojiData, skins, categories, short_names ] = emojiCompressed;
 
diff --git a/app/soapbox/features/emoji/emoji_mart_search_light.js b/app/soapbox/features/emoji/emoji-mart-search-light.js
similarity index 98%
rename from app/soapbox/features/emoji/emoji_mart_search_light.js
rename to app/soapbox/features/emoji/emoji-mart-search-light.js
index f16918ada..fcf7a6e59 100644
--- a/app/soapbox/features/emoji/emoji_mart_search_light.js
+++ b/app/soapbox/features/emoji/emoji-mart-search-light.js
@@ -1,8 +1,8 @@
 // This code is largely borrowed from:
 // https://github.com/missive/emoji-mart/blob/5f2ffcc/src/utils/emoji-index.js
 
-import data from './emoji_mart_data_light';
-import { getData, getSanitizedData, uniq, intersect } from './emoji_utils';
+import data from './emoji-mart-data-light';
+import { getData, getSanitizedData, uniq, intersect } from './emoji-utils';
 
 const originalPool = {};
 let index = {};
diff --git a/app/soapbox/features/emoji/emoji_picker.js b/app/soapbox/features/emoji/emoji-picker.js
similarity index 100%
rename from app/soapbox/features/emoji/emoji_picker.js
rename to app/soapbox/features/emoji/emoji-picker.js
diff --git a/app/soapbox/features/emoji/emoji_unicode_mapping_light.js b/app/soapbox/features/emoji/emoji-unicode-mapping-light.js
similarity index 91%
rename from app/soapbox/features/emoji/emoji_unicode_mapping_light.js
rename to app/soapbox/features/emoji/emoji-unicode-mapping-light.js
index 7784bc852..aa1233460 100644
--- a/app/soapbox/features/emoji/emoji_unicode_mapping_light.js
+++ b/app/soapbox/features/emoji/emoji-unicode-mapping-light.js
@@ -8,8 +8,8 @@ const [
   categories, // eslint-disable-line @typescript-eslint/no-unused-vars
   short_names, // eslint-disable-line @typescript-eslint/no-unused-vars
   emojisWithoutShortCodes,
-] = require('./emoji_compressed');
-const { unicodeToFilename } = require('./unicode_to_filename');
+] = require('./emoji-compressed');
+const { unicodeToFilename } = require('./unicode-to-filename');
 
 // decompress
 const unicodeMapping = {};
diff --git a/app/soapbox/features/emoji/emoji_utils.js b/app/soapbox/features/emoji/emoji-utils.js
similarity index 99%
rename from app/soapbox/features/emoji/emoji_utils.js
rename to app/soapbox/features/emoji/emoji-utils.js
index ad0319598..43fdfa89c 100644
--- a/app/soapbox/features/emoji/emoji_utils.js
+++ b/app/soapbox/features/emoji/emoji-utils.js
@@ -1,7 +1,7 @@
 // This code is largely borrowed from:
 // https://github.com/missive/emoji-mart/blob/5f2ffcc/src/utils/index.js
 
-import data from './emoji_mart_data_light';
+import data from './emoji-mart-data-light';
 
 const buildSearch = (data) => {
   const search = [];
diff --git a/app/soapbox/features/emoji/emoji.js b/app/soapbox/features/emoji/emoji.js
index 0ce74c4de..6baba1996 100644
--- a/app/soapbox/features/emoji/emoji.js
+++ b/app/soapbox/features/emoji/emoji.js
@@ -2,7 +2,7 @@ import Trie from 'substring-trie';
 
 import { joinPublicPath } from 'soapbox/utils/static';
 
-import unicodeMapping from './emoji_unicode_mapping_light';
+import unicodeMapping from './emoji-unicode-mapping-light';
 
 const trie = new Trie(Object.keys(unicodeMapping));
 
diff --git a/app/soapbox/features/emoji/unicode_to_filename.js b/app/soapbox/features/emoji/unicode-to-filename.js
similarity index 100%
rename from app/soapbox/features/emoji/unicode_to_filename.js
rename to app/soapbox/features/emoji/unicode-to-filename.js
diff --git a/app/soapbox/features/emoji/unicode_to_unified_name.js b/app/soapbox/features/emoji/unicode-to-unified-name.js
similarity index 100%
rename from app/soapbox/features/emoji/unicode_to_unified_name.js
rename to app/soapbox/features/emoji/unicode-to-unified-name.js
diff --git a/app/soapbox/features/export_data/components/csv_exporter.tsx b/app/soapbox/features/export-data/components/csv-exporter.tsx
similarity index 100%
rename from app/soapbox/features/export_data/components/csv_exporter.tsx
rename to app/soapbox/features/export-data/components/csv-exporter.tsx
diff --git a/app/soapbox/features/export_data/index.tsx b/app/soapbox/features/export-data/index.tsx
similarity index 97%
rename from app/soapbox/features/export_data/index.tsx
rename to app/soapbox/features/export-data/index.tsx
index 3a00b6051..d05c94293 100644
--- a/app/soapbox/features/export_data/index.tsx
+++ b/app/soapbox/features/export-data/index.tsx
@@ -9,7 +9,7 @@ import {
 
 import Column from '../ui/components/column';
 
-import CSVExporter from './components/csv_exporter';
+import CSVExporter from './components/csv-exporter';
 
 const messages = defineMessages({
   heading: { id: 'column.export_data', defaultMessage: 'Export data' },
diff --git a/app/soapbox/features/external_login/components/external-login-form.tsx b/app/soapbox/features/external-login/components/external-login-form.tsx
similarity index 100%
rename from app/soapbox/features/external_login/components/external-login-form.tsx
rename to app/soapbox/features/external-login/components/external-login-form.tsx
diff --git a/app/soapbox/features/external_login/index.tsx b/app/soapbox/features/external-login/index.tsx
similarity index 100%
rename from app/soapbox/features/external_login/index.tsx
rename to app/soapbox/features/external-login/index.tsx
diff --git a/app/soapbox/features/favourited_statuses/index.tsx b/app/soapbox/features/favourited-statuses/index.tsx
similarity index 100%
rename from app/soapbox/features/favourited_statuses/index.tsx
rename to app/soapbox/features/favourited-statuses/index.tsx
diff --git a/app/soapbox/features/landing_page/index.tsx b/app/soapbox/features/landing_page/index.tsx
index e4dcf5aca..04e59044a 100644
--- a/app/soapbox/features/landing_page/index.tsx
+++ b/app/soapbox/features/landing_page/index.tsx
@@ -4,7 +4,7 @@ import { FormattedMessage } from 'react-intl';
 import { prepareRequest } from 'soapbox/actions/consumer-auth';
 import { Button, Card, CardBody, Stack, Text } from 'soapbox/components/ui';
 import VerificationBadge from 'soapbox/components/verification-badge';
-import RegistrationForm from 'soapbox/features/auth_login/components/registration_form';
+import RegistrationForm from 'soapbox/features/auth-login/components/registration_form';
 import { useAppDispatch, useAppSelector, useFeatures, useSoapboxConfig } from 'soapbox/hooks';
 import { capitalize } from 'soapbox/utils/strings';
 
diff --git a/app/soapbox/features/register_invite/index.tsx b/app/soapbox/features/register_invite/index.tsx
index e312c1126..3614fb91f 100644
--- a/app/soapbox/features/register_invite/index.tsx
+++ b/app/soapbox/features/register_invite/index.tsx
@@ -3,7 +3,7 @@ import { FormattedMessage } from 'react-intl';
 import { useParams } from 'react-router-dom';
 
 import { Stack, CardTitle, Text } from 'soapbox/components/ui';
-import RegistrationForm from 'soapbox/features/auth_login/components/registration_form';
+import RegistrationForm from 'soapbox/features/auth-login/components/registration_form';
 import { useAppSelector } from 'soapbox/hooks';
 
 interface RegisterInviteParams {
diff --git a/app/soapbox/features/search/index.tsx b/app/soapbox/features/search/index.tsx
index c17691c37..a61700b2b 100644
--- a/app/soapbox/features/search/index.tsx
+++ b/app/soapbox/features/search/index.tsx
@@ -3,7 +3,7 @@ import { defineMessages, useIntl } from 'react-intl';
 
 import { Column } from 'soapbox/components/ui';
 import Search from 'soapbox/features/compose/components/search';
-import SearchResults from 'soapbox/features/compose/components/search_results';
+import SearchResults from 'soapbox/features/compose/components/search-results';
 
 const messages = defineMessages({
   heading: { id: 'column.search', defaultMessage: 'Search' },
diff --git a/app/soapbox/features/ui/components/boost_modal.tsx b/app/soapbox/features/ui/components/boost_modal.tsx
index 613fdaba2..3a09be5c3 100644
--- a/app/soapbox/features/ui/components/boost_modal.tsx
+++ b/app/soapbox/features/ui/components/boost_modal.tsx
@@ -3,7 +3,7 @@ import { defineMessages, FormattedMessage, useIntl } from 'react-intl';
 
 import Icon from 'soapbox/components/icon';
 import { Modal, Stack, Text } from 'soapbox/components/ui';
-import ReplyIndicator from 'soapbox/features/compose/components/reply_indicator';
+import ReplyIndicator from 'soapbox/features/compose/components/reply-indicator';
 
 import type { Status as StatusEntity } from 'soapbox/types/entities';
 
diff --git a/app/soapbox/features/ui/components/crypto_donate_modal.tsx b/app/soapbox/features/ui/components/crypto_donate_modal.tsx
index 29c2dfaa8..48a9ccd00 100644
--- a/app/soapbox/features/ui/components/crypto_donate_modal.tsx
+++ b/app/soapbox/features/ui/components/crypto_donate_modal.tsx
@@ -1,9 +1,9 @@
 import React from 'react';
 
 import { Modal } from 'soapbox/components/ui';
-import DetailedCryptoAddress from 'soapbox/features/crypto_donate/components/detailed_crypto_address';
+import DetailedCryptoAddress from 'soapbox/features/crypto-donate/components/detailed-crypto-address';
 
-import type { ICryptoAddress } from '../../crypto_donate/components/crypto_address';
+import type { ICryptoAddress } from '../../crypto-donate/components/crypto-address';
 
 const CryptoDonateModal: React.FC<ICryptoAddress & { onClose: () => void }> = ({ onClose, ...props }) => {
 
diff --git a/app/soapbox/features/ui/components/profile_media_panel.tsx b/app/soapbox/features/ui/components/profile_media_panel.tsx
index 78ecfa2c7..64d7c8180 100644
--- a/app/soapbox/features/ui/components/profile_media_panel.tsx
+++ b/app/soapbox/features/ui/components/profile_media_panel.tsx
@@ -9,7 +9,7 @@ import { Spinner, Widget } from 'soapbox/components/ui';
 import { useAppSelector } from 'soapbox/hooks';
 import { getAccountGallery } from 'soapbox/selectors';
 
-import MediaItem from '../../account_gallery/components/media_item';
+import MediaItem from '../../account-gallery/components/media-item';
 
 import type { Account, Attachment } from 'soapbox/types/entities';
 
diff --git a/app/soapbox/features/ui/util/async-components.ts b/app/soapbox/features/ui/util/async-components.ts
index e954f8b0e..e5c70b340 100644
--- a/app/soapbox/features/ui/util/async-components.ts
+++ b/app/soapbox/features/ui/util/async-components.ts
@@ -1,5 +1,5 @@
 export function EmojiPicker() {
-  return import(/* webpackChunkName: "emoji_picker" */'../../emoji/emoji_picker');
+  return import(/* webpackChunkName: "emoji_picker" */'../../emoji/emoji-picker');
 }
 
 export function Notifications() {
@@ -19,7 +19,7 @@ export function RemoteTimeline() {
 }
 
 export function CommunityTimeline() {
-  return import(/* webpackChunkName: "features/community_timeline" */'../../community_timeline');
+  return import(/* webpackChunkName: "features/community_timeline" */'../../community-timeline');
 }
 
 export function HashtagTimeline() {
@@ -27,7 +27,7 @@ export function HashtagTimeline() {
 }
 
 export function DirectTimeline() {
-  return import(/* webpackChunkName: "features/direct_timeline" */'../../direct_timeline');
+  return import(/* webpackChunkName: "features/direct_timeline" */'../../direct-timeline');
 }
 
 export function Conversations() {
@@ -55,11 +55,11 @@ export function PinnedStatuses() {
 }
 
 export function AccountTimeline() {
-  return import(/* webpackChunkName: "features/account_timeline" */'../../account_timeline');
+  return import(/* webpackChunkName: "features/account_timeline" */'../../account-timeline');
 }
 
 export function AccountGallery() {
-  return import(/* webpackChunkName: "features/account_gallery" */'../../account_gallery');
+  return import(/* webpackChunkName: "features/account_gallery" */'../../account-gallery');
 }
 
 export function Followers() {
@@ -79,7 +79,7 @@ export function GenericNotFound() {
 }
 
 export function FavouritedStatuses() {
-  return import(/* webpackChunkName: "features/favourited_statuses" */'../../favourited_statuses');
+  return import(/* webpackChunkName: "features/favourited_statuses" */'../../favourited-statuses');
 }
 
 export function Blocks() {
@@ -87,7 +87,7 @@ export function Blocks() {
 }
 
 export function DomainBlocks() {
-  return import(/* webpackChunkName: "features/domain_blocks" */'../../domain_blocks');
+  return import(/* webpackChunkName: "features/domain_blocks" */'../../domain-blocks');
 }
 
 export function Mutes() {
@@ -219,15 +219,15 @@ export function Search() {
 }
 
 export function LoginPage() {
-  return import(/* webpackChunkName: "features/auth_login" */'../../auth_login/components/login_page');
+  return import(/* webpackChunkName: "features/auth_login" */'../../auth-login/components/login_page');
 }
 
 export function ExternalLogin() {
-  return import(/* webpackChunkName: "features/external_login" */'../../external_login');
+  return import(/* webpackChunkName: "features/external_login" */'../../external-login');
 }
 
 export function LogoutPage() {
-  return import(/* webpackChunkName: "features/auth_login" */'../../auth_login/components/logout');
+  return import(/* webpackChunkName: "features/auth_login" */'../../auth-login/components/logout');
 }
 
 export function Settings() {
@@ -239,23 +239,23 @@ export function MediaDisplay() {
 }
 
 export function EditProfile() {
-  return import(/* webpackChunkName: "features/edit_profile" */'../../edit_profile');
+  return import(/* webpackChunkName: "features/edit_profile" */'../../edit-profile');
 }
 
 export function EditEmail() {
-  return import(/* webpackChunkName: "features/edit_email" */'../../edit_email');
+  return import(/* webpackChunkName: "features/edit_email" */'../../edit-email');
 }
 
 export function EmailConfirmation() {
-  return import(/* webpackChunkName: "features/email_confirmation" */'../../email_confirmation');
+  return import(/* webpackChunkName: "features/email_confirmation" */'../../email-confirmation');
 }
 
 export function EditPassword() {
-  return import(/* webpackChunkName: "features/edit_password" */'../../edit_password');
+  return import(/* webpackChunkName: "features/edit_password" */'../../edit-password');
 }
 
 export function DeleteAccount() {
-  return import(/* webpackChunkName: "features/delete_account" */'../../delete_account');
+  return import(/* webpackChunkName: "features/delete_account" */'../../delete-account');
 }
 
 export function SoapboxConfig() {
@@ -263,7 +263,7 @@ export function SoapboxConfig() {
 }
 
 export function ExportData() {
-  return import(/* webpackChunkName: "features/export_data" */ '../../export_data');
+  return import(/* webpackChunkName: "features/export_data" */ '../../export-data');
 }
 
 export function ImportData() {
@@ -275,11 +275,11 @@ export function Backups() {
 }
 
 export function PasswordReset() {
-  return import(/* webpackChunkName: "features/auth_login" */'../../auth_login/components/password_reset');
+  return import(/* webpackChunkName: "features/auth_login" */'../../auth-login/components/password_reset');
 }
 
 export function PasswordResetConfirm() {
-  return import(/* webpackChunkName: "features/auth_login/password_reset_confirm" */'../../auth_login/components/password_reset_confirm');
+  return import(/* webpackChunkName: "features/auth_login/password_reset_confirm" */'../../auth-login/components/password_reset_confirm');
 }
 
 export function MfaForm() {
@@ -307,7 +307,7 @@ export function Dashboard() {
 }
 
 export function ModerationLog() {
-  return import(/* webpackChunkName: "features/admin/moderation_log" */'../../admin/moderation_log');
+  return import(/* webpackChunkName: "features/admin/moderation_log" */'../../admin/moderation-log');
 }
 
 export function UserPanel() {
@@ -359,7 +359,7 @@ export function InstanceModerationPanel() {
 }
 
 export function LatestAccountsPanel() {
-  return import(/* webpackChunkName: "features/admin" */'../../admin/components/latest_accounts_panel');
+  return import(/* webpackChunkName: "features/admin" */'../../admin/components/latest-accounts-panel');
 }
 
 export function SidebarMenu() {
@@ -387,15 +387,15 @@ export function StatusHoverCard() {
 }
 
 export function CryptoDonate() {
-  return import(/* webpackChunkName: "features/crypto_donate" */'../../crypto_donate');
+  return import(/* webpackChunkName: "features/crypto_donate" */'../../crypto-donate');
 }
 
 export function CryptoDonatePanel() {
-  return import(/* webpackChunkName: "features/crypto_donate" */'../../crypto_donate/components/crypto_donate_panel');
+  return import(/* webpackChunkName: "features/crypto_donate" */'../../crypto-donate/components/crypto-donate-panel');
 }
 
 export function CryptoAddress() {
-  return import(/* webpackChunkName: "features/crypto_donate" */'../../crypto_donate/components/crypto_address');
+  return import(/* webpackChunkName: "features/crypto_donate" */'../../crypto-donate/components/crypto-address');
 }
 
 export function CryptoDonateModal() {
@@ -407,7 +407,7 @@ export function ScheduledStatuses() {
 }
 
 export function UserIndex() {
-  return import(/* webpackChunkName: "features/admin/user_index" */'../../admin/user_index');
+  return import(/* webpackChunkName: "features/admin/user_index" */'../../admin/user-index');
 }
 
 export function FederationRestrictions() {
@@ -423,7 +423,7 @@ export function Migration() {
 }
 
 export function ScheduleForm() {
-  return import(/* webpackChunkName: "features/compose" */'../../compose/components/schedule_form');
+  return import(/* webpackChunkName: "features/compose" */'../../compose/components/schedule-form');
 }
 
 export function WhoToFollowPanel() {
@@ -475,7 +475,7 @@ export function ServiceWorkerInfo() {
 }
 
 export function DatePicker() {
-  return import(/* webpackChunkName: "date_picker" */'../../birthdays/date_picker');
+  return import(/* webpackChunkName: "date_picker" */'../../birthdays/date-picker');
 }
 
 export function OnboardingWizard() {
@@ -491,7 +491,7 @@ export function CompareHistoryModal() {
 }
 
 export function AuthTokenList() {
-  return import(/* webpackChunkName: "features/auth_token_list" */'../../auth_token_list');
+  return import(/* webpackChunkName: "features/auth_token_list" */'../../auth-token-list');
 }
 
 export function VerifySmsModal() {
diff --git a/app/soapbox/reducers/custom_emojis.ts b/app/soapbox/reducers/custom_emojis.ts
index 38b54a673..eb4ab3b1c 100644
--- a/app/soapbox/reducers/custom_emojis.ts
+++ b/app/soapbox/reducers/custom_emojis.ts
@@ -1,7 +1,7 @@
 import { List as ImmutableList, Map as ImmutableMap, fromJS } from 'immutable';
 
-import { emojis as emojiData } from 'soapbox/features/emoji/emoji_mart_data_light';
-import { addCustomToPool } from 'soapbox/features/emoji/emoji_mart_search_light';
+import { emojis as emojiData } from 'soapbox/features/emoji/emoji-mart-data-light';
+import { addCustomToPool } from 'soapbox/features/emoji/emoji-mart-search-light';
 
 import { CUSTOM_EMOJIS_FETCH_SUCCESS } from '../actions/custom_emojis';
 import { buildCustomEmojis } from '../features/emoji/emoji';
diff --git a/webpack/shared.ts b/webpack/shared.ts
index dfcf9b2aa..eb587cfaf 100644
--- a/webpack/shared.ts
+++ b/webpack/shared.ts
@@ -114,7 +114,7 @@ const configuration: Configuration = {
         '**/__*__/*',
         '**/(LICENSE|README|COPYING)(.md|.txt)?',
         // This file is imported with @preval
-        'app/soapbox/features/emoji/emoji_map.json',
+        'app/soapbox/features/emoji/emoji-map.json',
       ],
     }),
     // https://github.com/jantimon/html-webpack-plugin#options