diff --git a/src/actions/apps.ts b/src/actions/apps.ts
index b976e13..f59adad 100644
--- a/src/actions/apps.ts
+++ b/src/actions/apps.ts
@@ -5,7 +5,7 @@ import { setFieldNotification } from 'src/actions/forms'
 import { listSet, listAppend } from 'src/actions/lists'
 import { objectToQuerystring } from 'src/utils'
 import { normalize } from 'src/utils/normalization'
-import { EntityListKey } from 'src/types'
+import { EntityListKey, Entity } from 'src/types'
 
 import { AppThunkAction, RequestKey, EntityType, App, AvailabilityResponse, NotificationType }from 'src/types'
 
@@ -208,3 +208,60 @@ export const uninstallApp = (id: string): AppThunkAction => async dispatch => {
         throw err
     }
 }
+
+interface FetchPendingAppsResponse {
+    apps: Entity[]
+    continuation?: string
+}
+
+export const fetchPendingApps = (continuation?: string): AppThunkAction => async dispatch => {
+    dispatch(startRequest(RequestKey.FetchPendingApps))
+
+    try {
+        const response = await apiFetch<FetchPendingAppsResponse>({
+            path: `/v1/apps/pending?${objectToQuerystring({ continuation })}`,
+            method: 'get',
+        })
+
+        const apps = normalize(response.apps, EntityType.Group)
+
+        dispatch(setEntities(apps.entities))
+        dispatch(listSet(EntityListKey.PendingApps, apps.keys, response.continuation))
+        dispatch(finishRequest(RequestKey.FetchPendingApps, true))
+    } catch (err) {
+        dispatch(finishRequest(RequestKey.FetchPendingApps, false))
+        throw err
+    }
+}
+
+export const activateApp = (id: string): AppThunkAction => async dispatch => {
+    dispatch(startRequest(RequestKey.ActivateApp))
+
+    try {
+        await apiFetch({
+            path: `/v1/app/${id}/activate`,
+            method: 'post',
+        })
+
+        dispatch(finishRequest(RequestKey.ActivateApp, true))
+    } catch (err) {
+        dispatch(finishRequest(RequestKey.ActivateApp, false))
+        throw err
+    }
+}
+
+export const setPreinstall = (id: string): AppThunkAction => async dispatch => {
+    dispatch(startRequest(RequestKey.SetPreinstall))
+
+    try {
+        await apiFetch({
+            path: `/v1/app/${id}/preinstall`,
+            method: 'post',
+        })
+
+        dispatch(finishRequest(RequestKey.SetPreinstall, true))
+    } catch (err) {
+        dispatch(finishRequest(RequestKey.SetPreinstall, false))
+        throw err
+    }
+}
diff --git a/src/actions/authentication.ts b/src/actions/authentication.ts
index 38f8d10..39938ae 100644
--- a/src/actions/authentication.ts
+++ b/src/actions/authentication.ts
@@ -52,7 +52,7 @@ export const unauthenticate = (): UnauthenticateAction => ({
 })
 
 export const fetchSelf = (): AppThunkAction => async dispatch => {
-    dispatch(startRequest(RequestKey.FetchGroupAvailability))
+    dispatch(startRequest(RequestKey.FetchSelf))
 
     try {
         const self = await apiFetch<Entity>({
@@ -65,10 +65,10 @@ export const fetchSelf = (): AppThunkAction => async dispatch => {
         dispatch(setUser(self.id))
         dispatch(setAuthenticated(true))
 
-        dispatch(finishRequest(RequestKey.FetchGroupAvailability, true))
+        dispatch(finishRequest(RequestKey.FetchSelf, true))
     } catch (err) {
         dispatch(setAuthenticated(false))
-        dispatch(finishRequest(RequestKey.FetchGroupAvailability, false))
+        dispatch(finishRequest(RequestKey.FetchSelf, false))
         throw err
     }
 }
diff --git a/src/actions/groups.ts b/src/actions/groups.ts
index bdc5a00..fd2126f 100644
--- a/src/actions/groups.ts
+++ b/src/actions/groups.ts
@@ -184,3 +184,43 @@ export const updateGroup = (id: string, updates: object): AppThunkAction => asyn
         throw err
     }
 }
+
+interface FetchPendingGroupsResponse {
+    groups: Entity[]
+    continuation?: string
+}
+
+export const fetchPendingGroups = (continuation?: string): AppThunkAction => async dispatch => {
+    dispatch(startRequest(RequestKey.FetchPendingGroups))
+
+    try {
+        const response = await apiFetch<FetchPendingGroupsResponse>({
+            path: `/v1/groups/pending?${objectToQuerystring({ continuation })}`,
+            method: 'get',
+        })
+
+        const groups = normalize(response.groups, EntityType.Group)
+        dispatch(setEntities(groups.entities))
+        dispatch(listSet(EntityListKey.PendingGroups, groups.keys, response.continuation))
+        dispatch(finishRequest(RequestKey.FetchPendingGroups, true))
+    } catch (err) {
+        dispatch(finishRequest(RequestKey.FetchPendingGroups, false))
+        throw err
+    }
+}
+
+export const activateGroup = (id: string): AppThunkAction => async dispatch => {
+    dispatch(startRequest(RequestKey.ActivateGroup))
+
+    try {
+        await apiFetch({
+            path: `/v1/group/${id}/activate`,
+            method: 'post',
+        })
+
+        dispatch(finishRequest(RequestKey.ActivateGroup, true))
+    } catch (err) {
+        dispatch(finishRequest(RequestKey.ActivateGroup, false))
+        throw err
+    }
+}
\ No newline at end of file
diff --git a/src/components/app.tsx b/src/components/app.tsx
index 4d32032..c8d94f0 100644
--- a/src/components/app.tsx
+++ b/src/components/app.tsx
@@ -12,7 +12,7 @@ import { getFetching } from 'src/selectors'
 import getConfig from 'src/config'
 import { LOCAL_STORAGE_ACCESS_TOKEN_KEY } from 'src/constants'
 import { useDeepCompareEffect, useTheme } from 'src/hooks'
-import { AppState, AppThunkDispatch, User } from 'src/types'
+import { AppThunkDispatch } from 'src/types'
 
 import Footer from './footer'
 import Logo from './logo'
@@ -23,6 +23,9 @@ import SelfInfo from './self-info'
 import Spinner from './spinner'
 
 import About from './pages/about'
+import Admin from './pages/admin'
+import AdminApps from './pages/admin-apps'
+import AdminGroups from './pages/admin-groups'
 import Apps from './pages/apps'
 import CreateApp from './pages/create-app'
 import Developers from './pages/developers'
@@ -43,8 +46,8 @@ import '../styles/app.css'
 
 const App: FC = () => {
     const theme = useTheme()
-    const user = useSelector<AppState, User | undefined>(getAuthenticatedUser)
-    const fetching = useSelector<AppState, boolean>(getFetching)
+    const user = useSelector(getAuthenticatedUser)
+    const fetching = useSelector(getFetching)
     const dispatch = useDispatch<AppThunkDispatch>()
 
     const init = async () => {
@@ -129,6 +132,15 @@ const App: FC = () => {
                             <Route path="/about">
                                 <About />
                             </Route>
+                            <Route path="/admin/apps">
+                                <AdminApps />
+                            </Route>
+                            <Route path="/admin/groups">
+                                <AdminGroups />
+                            </Route>
+                            <Route path="/admin">
+                                <Admin />
+                            </Route>
                             <Route path="/">
                                 <Home />
                             </Route>
diff --git a/src/components/composer.tsx b/src/components/composer.tsx
index b79b676..2389233 100644
--- a/src/components/composer.tsx
+++ b/src/components/composer.tsx
@@ -14,7 +14,7 @@ import { showNotification } from 'src/actions/notifications'
 import { createPost } from 'src/actions/posts'
 import { getInstallations, getSelectedInstallation, getError, getHeight as getComposerHeight } from 'src/selectors/composer'
 import { getColorScheme } from 'src/selectors/theme'
-import { AppState, Installation, AppThunkDispatch, NotificationType, Post } from 'src/types'
+import { AppThunkDispatch, NotificationType, Post } from 'src/types'
 import { IncomingMessageData, OutgoingMessageData } from 'src/types/communicator'
 
 interface LimiterCollection {
@@ -28,11 +28,11 @@ interface Props {
 
 const Composer: FC<Props> = ({ parent, onPost }) => {
     const theme = useTheme()
-    const colorScheme = useSelector<AppState, string>(getColorScheme)
-    const installations = useSelector<AppState, Installation[]>(getInstallations)
-    const installation = useSelector<AppState, Installation | undefined>(getSelectedInstallation)
-    const height = useSelector<AppState, number>(getComposerHeight)
-    const error = useSelector<AppState, string | undefined>(getError)
+    const colorScheme = useSelector(getColorScheme)
+    const installations = useSelector(getInstallations)
+    const installation = useSelector(getSelectedInstallation)
+    const height = useSelector(getComposerHeight)
+    const error = useSelector(getError)
     const config = useConfig()
     const dispatch = useDispatch<AppThunkDispatch>()
     const ref = useRef<HTMLIFrameElement>(null)
diff --git a/src/components/create-group-step.tsx b/src/components/create-group-step.tsx
index 08f4cfc..ac1cb68 100644
--- a/src/components/create-group-step.tsx
+++ b/src/components/create-group-step.tsx
@@ -1,6 +1,5 @@
 import React, { FC } from 'react'
 import { useSelector, useDispatch } from 'react-redux'
-import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
 import { faArrowLeft } from '@fortawesome/free-solid-svg-icons'
 
 import { setFieldNotification } from 'src/actions/forms'
@@ -10,7 +9,7 @@ import { getForm } from 'src/selectors/forms'
 
 import { valueFromForm } from 'src/utils'
 import { MAX_ID_LENGTH } from 'src/constants'
-import { AppState, AppThunkDispatch, NotificationType, Form } from 'src/types'
+import { AppThunkDispatch, NotificationType } from 'src/types'
 
 import CreateGroupForm from './create-group-form'
 import HorizontalRule from 'src/components/horizontal-rule'
@@ -22,7 +21,7 @@ interface Props {
 }
 
 const CreateGroupStep: FC<Props> = ({ register }) => {
-    const form = useSelector<AppState, Form>(getForm)
+    const form = useSelector(getForm)
     const dispatch = useDispatch<AppThunkDispatch>()
 
     const next = () => {
diff --git a/src/components/create-user-step.tsx b/src/components/create-user-step.tsx
index eefa29b..8732b2c 100644
--- a/src/components/create-user-step.tsx
+++ b/src/components/create-user-step.tsx
@@ -9,14 +9,14 @@ import { getForm } from 'src/selectors/forms'
 import { MAX_ID_LENGTH, MAX_NAME_LENGTH } from 'src/constants'
 import { valueFromForm } from 'src/utils'
 
-import { AppState, AppThunkDispatch, NotificationType, Form } from 'src/types'
+import { AppThunkDispatch, NotificationType } from 'src/types'
 
 import CreateUserForm from './create-user-form'
 import HorizontalRule from 'src/components/horizontal-rule'
 import PrimaryButton from 'src/components/controls/primary-button'
 
 const CreateUserStep: FC = () => {
-    const form = useSelector<AppState, Form>(getForm)
+    const form = useSelector(getForm)
     const dispatch = useDispatch<AppThunkDispatch>()
 
     const next = () => {
diff --git a/src/components/group-invitations.tsx b/src/components/group-invitations.tsx
index efe6652..77f4554 100644
--- a/src/components/group-invitations.tsx
+++ b/src/components/group-invitations.tsx
@@ -10,7 +10,7 @@ import { fetchInvitations, createInvitation } from 'src/actions/groups'
 import { getInvitations } from 'src/selectors/groups'
 import { getFieldValue } from 'src/selectors/forms'
 
-import { AppState, Invitation, AppThunkDispatch } from 'src/types'
+import { AppState, AppThunkDispatch } from 'src/types'
 
 import PrimaryButton from 'src/components/controls/primary-button'
 import Subtitle from 'src/components/subtitle'
@@ -22,7 +22,7 @@ interface Props {
 
 const GroupInvitations: FC<Props> = ({ group }) => {
     const theme = useTheme()
-    const invitations = useSelector<AppState, Invitation[]>(getInvitations)
+    const invitations = useSelector(getInvitations)
     const expiration = useSelector<AppState, string>(state => getFieldValue<string>(state, 'expiration', '0'))
     const limit = useSelector<AppState, string>(state => getFieldValue<string>(state, 'limit', '0'))
 
diff --git a/src/components/group-logs.tsx b/src/components/group-logs.tsx
index 4850ae0..00c6c99 100644
--- a/src/components/group-logs.tsx
+++ b/src/components/group-logs.tsx
@@ -7,7 +7,6 @@ import { handleApiError } from 'src/api/errors'
 import { fetchLogs } from 'src/actions/groups'
 import { getLogs } from 'src/selectors/groups'
 import { useTheme } from 'src/hooks'
-import { AppState, GroupLog } from 'src/types'
 
 interface Props {
     group: string
@@ -15,7 +14,7 @@ interface Props {
 
 const MemberList: FC<Props> = ({ group }) => {
     const theme = useTheme()
-    const logs = useSelector<AppState, GroupLog[]>(getLogs)
+    const logs = useSelector(getLogs)
     const dispatch = useDispatch()
 
     useEffect(() => {
diff --git a/src/components/navigation-menu.tsx b/src/components/navigation-menu.tsx
index 3660a18..676dcf8 100644
--- a/src/components/navigation-menu.tsx
+++ b/src/components/navigation-menu.tsx
@@ -6,11 +6,11 @@ import { faStream, faPaperPlane, faSun, faMoon } from '@fortawesome/free-solid-s
 import { useTheme } from 'src/hooks'
 import { setColorScheme } from 'src/actions/theme'
 import { getColorScheme } from 'src/selectors/theme'
-import { AppState, ColorScheme } from 'src/types'
+import { ColorScheme } from 'src/types'
 
 const NavigationMenu: FC = () => {
     const theme = useTheme()
-    const scheme = useSelector<AppState, ColorScheme>(getColorScheme)
+    const scheme = useSelector(getColorScheme)
     const dispatch = useDispatch()
 
     const switchColorSchemeItem = () => {
diff --git a/src/components/notification-container.tsx b/src/components/notification-container.tsx
index 2f9f741..c983d31 100644
--- a/src/components/notification-container.tsx
+++ b/src/components/notification-container.tsx
@@ -5,12 +5,11 @@ import { faDoorOpen } from '@fortawesome/free-solid-svg-icons'
 
 import { setNotificationAuto, removeNotification } from 'src/actions/notifications'
 import { getNotifications } from 'src/selectors'
-import { AppState, Notification as INotification } from 'src/types'
 
 import Notification from './notification'
 
 const NotificationContainer: FC = () => {
-    const notifications = useSelector<AppState, INotification[]>(getNotifications)
+    const notifications = useSelector(getNotifications)
     const dispatch = useDispatch()
 
     const setAuto = (id: string) => {
diff --git a/src/components/pages/about.tsx b/src/components/pages/about.tsx
index bf522d5..12663b6 100644
--- a/src/components/pages/about.tsx
+++ b/src/components/pages/about.tsx
@@ -15,25 +15,23 @@ const About: FC = () => {
     })
     
     return (
-        <div>
-            <Section>
-                <Title>About Flexor</Title>
+        <Section>
+            <Title>About Flexor</Title>
 
-                <p>Flexor is a service that lets users post stuff for their subscribers to see. Here are some things to know about how it works:</p>
+            <p>Flexor is a service that lets users post stuff for their subscribers to see. Here are some things to know about how it works:</p>
 
-                <Subtitle>Communities</Subtitle>
+            <Subtitle>Communities</Subtitle>
 
-                <p>Flexor is made up of Communities. Each account is created through one. Communities enforce their own standards of behavior.</p>
+            <p>Flexor is made up of Communities. Each account is created through one. Communities enforce their own standards of behavior.</p>
 
-                <p>Check out <Link style={{ color: theme.secondary }} to="/communities">the list of Communities</Link>.</p>
+            <p>Check out <Link style={{ color: theme.secondary }} to="/communities">the list of Communities</Link>.</p>
 
-                <Subtitle>Apps</Subtitle>
+            <Subtitle>Apps</Subtitle>
 
-                <p>Users post content to Flexor through apps created by other people/organizations.</p>
+            <p>Users post content to Flexor through apps created by other people/organizations.</p>
 
-                <p>Check out <Link style={{ color: theme.secondary }} to="/apps">the list of Apps</Link>.</p>
-            </Section>
-        </div>
+            <p>Check out <Link style={{ color: theme.secondary }} to="/apps">the list of Apps</Link>.</p>
+        </Section>
     )
 }
 
diff --git a/src/components/pages/admin-apps.tsx b/src/components/pages/admin-apps.tsx
new file mode 100644
index 0000000..17484a7
--- /dev/null
+++ b/src/components/pages/admin-apps.tsx
@@ -0,0 +1,67 @@
+import React, { FC, useEffect } from 'react'
+import { useSelector, useDispatch } from 'react-redux'
+import { useHistory } from 'react-router-dom'
+import { useAuthenticationCheck, useTheme } from 'src/hooks'
+import { fetchPendingApps } from 'src/actions/apps'
+import { getAuthenticatedUser, getChecked } from 'src/selectors/authentication'
+import { getPendingApps } from 'src/selectors/apps'
+import { handleApiError } from 'src/api/errors'
+import { setTitle } from 'src/utils'
+import { AppThunkDispatch } from 'src/types'
+
+import Section from 'src/components/section'
+import Title from 'src/components/title'
+import Loading from 'src/components/pages/loading'
+import AppListItem from 'src/components/app-list-item'
+import HorizontalRule from 'src/components/horizontal-rule'
+import PrimaryButton from 'src/components/controls/primary-button'
+import SecondaryButton from 'src/components/controls/secondary-button'
+
+const AdminApps: FC = () => {
+    useAuthenticationCheck()
+    const theme = useTheme()
+    const checked = useSelector(getChecked)
+    const user = useSelector(getAuthenticatedUser)
+    const apps = useSelector(getPendingApps)
+    const dispatch = useDispatch<AppThunkDispatch>()
+    const history = useHistory()
+
+    useEffect(() => {
+        setTitle('Admin \\ Apps')
+
+        const init = async () => {
+            try {
+                await dispatch(fetchPendingApps())
+            } catch (err) {
+                handleApiError(err, dispatch, history)
+            }
+        }
+
+        if (checked) init()
+    }, [checked])
+
+    if (!user) return <Loading />
+    if (checked && !user.admin) history.push('/')
+    
+    return (
+        <div>
+            <Section>
+                <Title>Pending Apps</Title>
+                <HorizontalRule />
+            </Section>
+
+            {apps.map(app => (
+                <div className="list-item" style={{ borderColor: theme.backgroundSecondary }} key={app.id}>
+                    <AppListItem app={app} />
+
+                    <div className="buttons">
+                        <PrimaryButton text="Activate" />
+                        <SecondaryButton text="Set Preinstall" />
+                    </div>
+                </div>
+            ))}
+        </div>
+    )
+}
+
+export default AdminApps
diff --git a/src/components/pages/admin-groups.tsx b/src/components/pages/admin-groups.tsx
new file mode 100644
index 0000000..fdac219
--- /dev/null
+++ b/src/components/pages/admin-groups.tsx
@@ -0,0 +1,71 @@
+import React, { FC, useEffect } from 'react'
+import { useSelector, useDispatch } from 'react-redux'
+import { useHistory } from 'react-router-dom'
+import { useAuthenticationCheck, useTheme } from 'src/hooks'
+import { fetchPendingGroups, activateGroup } from 'src/actions/groups'
+import { getAuthenticatedUser, getChecked } from 'src/selectors/authentication'
+import { getPendingGroups } from 'src/selectors/groups'
+import { handleApiError } from 'src/api/errors'
+import { setTitle } from 'src/utils'
+import { AppThunkDispatch } from 'src/types'
+
+import Section from 'src/components/section'
+import Title from 'src/components/title'
+import Loading from 'src/components/pages/loading'
+import GroupListItem from 'src/components/group-list-item'
+import HorizontalRule from 'src/components//horizontal-rule'
+import PrimaryButton from 'src/components/controls/primary-button'
+
+const AdminGroups: FC = () => {
+    useAuthenticationCheck()
+    const theme = useTheme()
+    const checked = useSelector(getChecked)
+    const user = useSelector(getAuthenticatedUser)
+    const groups = useSelector(getPendingGroups)
+    const dispatch = useDispatch<AppThunkDispatch>()
+    const history = useHistory()
+
+    const handleClick = async (id: string) => {
+        try {
+            await dispatch(activateGroup(id))
+            await dispatch(fetchPendingGroups())
+        } catch (err) {
+            handleApiError(err, dispatch, history)
+        }
+    }
+
+    useEffect(() => {
+        setTitle('Admin \\ Groups')
+
+        const init = async () => {
+            try {
+                await dispatch(fetchPendingGroups())
+            } catch (err) {
+                handleApiError(err, dispatch, history)
+            }
+        }
+
+        if (checked) init()
+    }, [checked])
+
+    if (!user) return <Loading />
+    if (checked && !user.admin) history.push('/')
+    
+    return (
+        <div>
+            <Section>
+                <Title>Pending Groups</Title>
+                <HorizontalRule />
+            </Section>
+
+            {groups.map(group => (
+                <div className="list-item" style={{ borderColor: theme.backgroundSecondary }} key={group.id}>
+                    <GroupListItem group={group} />
+                    <PrimaryButton text="Activate" onClick={() => handleClick(group.id)} />
+                </div>
+            ))}
+        </div>
+    )
+}
+
+export default AdminGroups
diff --git a/src/components/pages/admin.tsx b/src/components/pages/admin.tsx
new file mode 100644
index 0000000..fe90eeb
--- /dev/null
+++ b/src/components/pages/admin.tsx
@@ -0,0 +1,43 @@
+import React, { FC, useEffect } from 'react'
+import { useSelector } from 'react-redux'
+import { Link, useHistory } from 'react-router-dom'
+import { useTheme, useAuthenticationCheck } from 'src/hooks'
+import { getAuthenticatedUser, getChecked } from 'src/selectors/authentication'
+import { setTitle } from 'src/utils'
+
+import Section from 'src/components/section'
+import Title from 'src/components/title'
+import HorizontalRule from 'src/components/horizontal-rule'
+import Loading from 'src/components/pages/loading'
+
+const Admin: FC = () => {
+    useAuthenticationCheck()
+    const checked = useSelector(getChecked)
+    const theme = useTheme()
+    const user = useSelector(getAuthenticatedUser)
+    const history = useHistory()
+
+    useEffect(() => {
+        setTitle('Admin')
+    })
+
+    if (!user) return <Loading />
+    if (checked && !user.admin) history.push('/')
+    
+    return (
+        <Section>
+            <Title>Admin</Title>
+
+            <HorizontalRule />
+            <br /><br />
+
+            <Link style={{ color: theme.secondary }} to="/admin/groups">Approve Pending Groups</Link>
+            <br />
+
+            <Link style={{ color: theme.secondary }} to="/admin/apps">Approve Pending Apps</Link>
+            <br />
+        </Section>
+    )
+}
+
+export default Admin
diff --git a/src/components/pages/apps.tsx b/src/components/pages/apps.tsx
index 6666da7..a81e221 100644
--- a/src/components/pages/apps.tsx
+++ b/src/components/pages/apps.tsx
@@ -5,7 +5,7 @@ import { fetchApps } from 'src/actions/apps'
 import { getApps } from 'src/selectors/apps'
 import { useTheme } from 'src/hooks'
 import { setTitle } from 'src/utils'
-import { AppState, AppThunkDispatch, App } from 'src/types'
+import { AppThunkDispatch } from 'src/types'
 
 import Title from 'src/components/title'
 import Section from 'src/components/section'
@@ -14,7 +14,7 @@ import AppListItem from 'src/components/app-list-item'
 
 const Apps: FC = () => {
     const theme = useTheme()
-    const apps = useSelector<AppState, App[]>(getApps)
+    const apps = useSelector(getApps)
     const dispatch = useDispatch<AppThunkDispatch>()
 
     useEffect(() => {
diff --git a/src/components/pages/create-app.tsx b/src/components/pages/create-app.tsx
index eeebf6a..7e95226 100644
--- a/src/components/pages/create-app.tsx
+++ b/src/components/pages/create-app.tsx
@@ -10,7 +10,7 @@ import { getForm } from 'src/selectors/forms'
 import { getIsFetching } from 'src/selectors/requests'
 import { useTheme } from 'src/hooks'
 import { setTitle, valueFromForm } from 'src/utils'
-import { AppState, Form, NotificationType, AppThunkDispatch, RequestKey } from 'src/types'
+import { AppState, NotificationType, AppThunkDispatch, RequestKey } from 'src/types'
 
 import Title from 'src/components/title'
 import Section from 'src/components/section'
@@ -25,7 +25,7 @@ import IconImageField from 'src/components/controls/icon-image-field'
 
 const CreateApp: FC = () => {
     const theme = useTheme()
-    const form = useSelector<AppState, Form>(getForm)
+    const form = useSelector(getForm)
     const fetching = useSelector<AppState, boolean>(state => getIsFetching(state, RequestKey.CreateApp))
     const dispatch = useDispatch<AppThunkDispatch>()
     const history = useHistory()
diff --git a/src/components/pages/developers.tsx b/src/components/pages/developers.tsx
index 1137f2b..93c27ee 100644
--- a/src/components/pages/developers.tsx
+++ b/src/components/pages/developers.tsx
@@ -6,7 +6,7 @@ import { faPlusCircle } from '@fortawesome/free-solid-svg-icons'
 import { fetchCreatedApps } from 'src/actions/apps'
 import { getCreatedApps } from 'src/selectors/apps'
 import { setTitle } from 'src/utils'
-import { AppState, App, AppThunkDispatch } from 'src/types'
+import { AppThunkDispatch } from 'src/types'
 
 import Title from 'src/components/title'
 import Subtitle from 'src/components/subtitle'
@@ -15,7 +15,7 @@ import HorizontalRule from 'src/components/horizontal-rule'
 import PrimaryButton from 'src/components/controls/primary-button'
 
 const Developers: FC = () => {
-    const apps = useSelector<AppState, App[]>(getCreatedApps)
+    const apps = useSelector(getCreatedApps)
     const history = useHistory()
     const dispatch = useDispatch<AppThunkDispatch>()
 
diff --git a/src/components/pages/edit-app.tsx b/src/components/pages/edit-app.tsx
index 5193271..175a6d6 100644
--- a/src/components/pages/edit-app.tsx
+++ b/src/components/pages/edit-app.tsx
@@ -14,7 +14,7 @@ import { getIsFetching } from 'src/selectors/requests'
 
 import { useAuthenticationCheck, useDeepCompareEffect, useTheme } from 'src/hooks'
 import { setTitle, valueFromForm } from 'src/utils'
-import { AppState, AppThunkDispatch, EntityType, App, Form, NotificationType, RequestKey } from 'src/types'
+import { AppState, AppThunkDispatch, EntityType, App, NotificationType, RequestKey } from 'src/types'
 
 import Title from 'src/components/title'
 import Section from 'src/components/section'
@@ -39,8 +39,8 @@ const EditApp: FC = () => {
     const { id } = useParams<Params>()
     const fetching = useSelector<AppState, boolean>(state => getIsFetching(state, RequestKey.UpdateApp))
     const app = useSelector<AppState, App | undefined>(state => getEntity<App>(state, EntityType.App, id))
-    const form = useSelector<AppState, Form>(getForm)
-    const selfId = useSelector<AppState, string | undefined>(getAuthenticatedUserId)
+    const form = useSelector(getForm)
+    const selfId = useSelector(getAuthenticatedUserId)
     const dispatch = useDispatch<AppThunkDispatch>()
     const history = useHistory()
     const [showPrivateKey, setShowPrivateKey] = useState(false)
diff --git a/src/components/pages/group-admin.tsx b/src/components/pages/group-admin.tsx
index 8caca69..e8a205b 100644
--- a/src/components/pages/group-admin.tsx
+++ b/src/components/pages/group-admin.tsx
@@ -18,7 +18,6 @@ import {
     GroupMembershipType,
     Tab,
     EntityType,
-    Form,
 } from 'src/types'
 
 import Title from 'src/components/title'
@@ -53,7 +52,7 @@ const GroupAdmin: FC = () => {
     const { id, tab = '' } = useParams<Params>()
     const history = useHistory()
     const group = useSelector<AppState, Group | undefined>(state => getEntity<Group>(state, EntityType.Group, id))
-    const form = useSelector<AppState, Form>(getForm)
+    const form = useSelector(getForm)
 
     const dispatch = useDispatch<AppThunkDispatch>()
 
diff --git a/src/components/pages/groups.tsx b/src/components/pages/groups.tsx
index fe3c6f4..766a362 100644
--- a/src/components/pages/groups.tsx
+++ b/src/components/pages/groups.tsx
@@ -6,7 +6,7 @@ import { faPlusCircle } from '@fortawesome/free-solid-svg-icons'
 import { fetchGroups } from 'src/actions/groups'
 import { getGroups } from 'src/selectors/groups'
 import { setTitle } from 'src/utils'
-import { AppState, AppThunkDispatch, Group } from 'src/types'
+import { AppThunkDispatch } from 'src/types'
 
 import Title from 'src/components/title'
 import Section from 'src/components/section'
@@ -15,7 +15,7 @@ import GroupListItem from 'src/components/group-list-item'
 import PrimaryButton from 'src/components/controls/primary-button'
 
 const Groups: FC = () => {
-    const groups = useSelector<AppState, Group[]>(getGroups)
+    const groups = useSelector(getGroups)
     const history = useHistory()
     const dispatch = useDispatch<AppThunkDispatch>()
 
diff --git a/src/components/pages/home.tsx b/src/components/pages/home.tsx
index e710ec3..4420330 100644
--- a/src/components/pages/home.tsx
+++ b/src/components/pages/home.tsx
@@ -4,7 +4,7 @@ import { useSelector, useDispatch } from 'react-redux'
 import { fetchTimeline } from 'src/actions/posts'
 import { getAuthenticated } from 'src/selectors/authentication'
 import { setTitle } from 'src/utils'
-import { AppState, AppThunkDispatch } from 'src/types'
+import { AppThunkDispatch } from 'src/types'
 
 import Title from 'src/components/title'
 import Composer from 'src/components/composer'
@@ -13,7 +13,7 @@ import Section from 'src/components/section'
 import Subtitle from 'src/components/subtitle'
 
 const Home: FC = () => {
-    const authenticated = useSelector<AppState, boolean>(getAuthenticated)
+    const authenticated = useSelector(getAuthenticated)
     const dispatch = useDispatch<AppThunkDispatch>()
 
     useEffect(() => {
diff --git a/src/components/pages/login.tsx b/src/components/pages/login.tsx
index ab44408..dd8970f 100644
--- a/src/components/pages/login.tsx
+++ b/src/components/pages/login.tsx
@@ -1,7 +1,7 @@
 import React, { FC, useEffect } from 'react'
 import { useSelector, useDispatch } from 'react-redux'
 import { useHistory } from 'react-router'
-import { faIdCard, faKey } from '@fortawesome/free-solid-svg-icons'
+import { faIdCard } from '@fortawesome/free-solid-svg-icons'
 
 import { handleApiError } from 'src/api/errors'
 import { authenticate } from 'src/actions/authentication'
@@ -20,8 +20,8 @@ import PrimaryButton from 'src/components/controls/primary-button'
 import { AppState, RequestKey, NotificationType } from 'src/types'
 
 const Login: FC = () => {
-    const checked = useSelector<AppState, boolean>(getChecked)
-    const authenticated = useSelector<AppState, boolean>(getAuthenticated)
+    const checked = useSelector(getChecked)
+    const authenticated = useSelector(getAuthenticated)
     const name = useSelector<AppState, string>(state => getFieldValue(state, 'name', ''))
     const password = useSelector<AppState, string>(state => getFieldValue(state, 'password', ''))
     const authenticating = useSelector<AppState, boolean>(state => getIsFetching(state, RequestKey.Authenticate))
diff --git a/src/components/pages/register-group.tsx b/src/components/pages/register-group.tsx
index 185d803..ba5cde4 100644
--- a/src/components/pages/register-group.tsx
+++ b/src/components/pages/register-group.tsx
@@ -14,7 +14,7 @@ import { getForm } from 'src/selectors/forms'
 import { setTitle, valueFromForm, getDefaultThemeName } from 'src/utils'
 import { useDeepCompareEffect } from 'src/hooks'
 
-import { AppState, AppThunkDispatch, Group, EntityType, NotificationType, Form } from 'src/types'
+import { AppState, AppThunkDispatch, Group, EntityType, NotificationType } from 'src/types'
 
 import Title from 'src/components/title'
 import Subtitle from 'src/components/subtitle'
@@ -31,7 +31,7 @@ interface Params {
 const RegisterGroup: FC = () => {
     const { id } = useParams<Params>()
     const group = useSelector<AppState, Group | undefined>(state => getEntity(state, EntityType.Group, id))
-    const form = useSelector<AppState, Form>(getForm)
+    const form = useSelector(getForm)
     const dispatch = useDispatch<AppThunkDispatch>()
     const history = useHistory()
 
diff --git a/src/components/pages/register.tsx b/src/components/pages/register.tsx
index 8e950b3..ed04e33 100644
--- a/src/components/pages/register.tsx
+++ b/src/components/pages/register.tsx
@@ -9,7 +9,7 @@ import { initForm, initField } from 'src/actions/forms'
 import { showNotification } from 'src/actions/notifications'
 import { createGroup, register } from 'src/actions/registration'
 import { setTitle, valueFromForm, getDefaultThemeName } from 'src/utils'
-import { AppState, AppThunkDispatch, Form, NotificationType } from 'src/types'
+import { AppThunkDispatch, NotificationType } from 'src/types'
 
 import Title from 'src/components/title'
 import Section from 'src/components/section'
@@ -18,8 +18,8 @@ import CreateGroupStep from 'src/components/create-group-step'
 import CreateUserStep from 'src/components/create-user-step'
 
 const Register: FC = () => {
-    const stepIndex = useSelector<AppState, number>(getStep)
-    const form = useSelector<AppState, Form>(getForm)
+    const stepIndex = useSelector(getStep)
+    const form = useSelector(getForm)
 
     const dispatch = useDispatch<AppThunkDispatch>()
     const history = useHistory()
diff --git a/src/components/pages/self.tsx b/src/components/pages/self.tsx
index 7bc46ef..63c3b74 100644
--- a/src/components/pages/self.tsx
+++ b/src/components/pages/self.tsx
@@ -12,7 +12,6 @@ import { handleApiError } from 'src/api/errors'
 import { PRIVACY_OPTIONS } from 'src/constants'
 import { useAuthenticationCheck, useDeepCompareEffect } from 'src/hooks'
 import { setTitle, valueFromForm } from 'src/utils'
-import { AppState, User, Form } from 'src/types'
 
 import Title from 'src/components/title'
 import Subtitle from 'src/components/subtitle'
@@ -34,8 +33,8 @@ const Self: FC = () => {
     const dispatch = useDispatch()
     const history = useHistory()
 
-    const user = useSelector<AppState, User | undefined>(getAuthenticatedUser)
-    const form = useSelector<AppState, Form>(getForm)
+    const user = useSelector(getAuthenticatedUser)
+    const form = useSelector(getForm)
 
     useAuthenticationCheck()
 
diff --git a/src/components/pages/view-app.tsx b/src/components/pages/view-app.tsx
index e476b31..17cd2dc 100644
--- a/src/components/pages/view-app.tsx
+++ b/src/components/pages/view-app.tsx
@@ -14,7 +14,7 @@ import { getIsFetching } from 'src/selectors/requests'
 
 import { useConfig, useTheme } from 'src/hooks'
 import { setTitle, urlForBlob } from 'src/utils'
-import { AppState, AppThunkDispatch, EntityType, App, RequestKey, Installation, LevelItem } from 'src/types'
+import { AppState, AppThunkDispatch, EntityType, App, RequestKey, LevelItem } from 'src/types'
 
 import Title from 'src/components/title'
 import Section from 'src/components/section'
@@ -31,8 +31,8 @@ const ViewApp: FC = () => {
     const { id } = useParams<Params>()
     const theme = useTheme()
     const app = useSelector<AppState, App | undefined>(state => getEntity<App>(state, EntityType.App, id))
-    const installations = useSelector<AppState, Installation[]>(getInstallations)
-    const selfId = useSelector<AppState, string | undefined>(getAuthenticatedUserId)
+    const installations = useSelector(getInstallations)
+    const selfId = useSelector(getAuthenticatedUserId)
     const fetching = useSelector<AppState, boolean>(state => getIsFetching(state, RequestKey.InstallApp) || getIsFetching(state, RequestKey.UninstallApp))
     const dispatch = useDispatch<AppThunkDispatch>()
     const config = useConfig()
diff --git a/src/components/pages/view-group.tsx b/src/components/pages/view-group.tsx
index b63cb42..43af56c 100644
--- a/src/components/pages/view-group.tsx
+++ b/src/components/pages/view-group.tsx
@@ -5,6 +5,7 @@ import { faEdit, faUserCheck, faBan } from '@fortawesome/free-solid-svg-icons'
 import moment from 'moment'
 
 import { handleApiError } from 'src/api/errors'
+import { setTheme } from 'src/actions/theme'
 import { fetchGroup } from 'src/actions/groups'
 import { getAuthenticated } from 'src/selectors/authentication'
 import { getEntity } from 'src/selectors/entities'
@@ -21,7 +22,6 @@ import PrimaryButton from 'src/components/controls/primary-button'
 import Button from 'src/components/controls/button'
 import Loading from 'src/components/pages/loading'
 import HorizontalRule from 'src/components/horizontal-rule'
-import { setTheme } from 'src/actions/theme'
 
 interface Params {
     id: string
@@ -30,10 +30,10 @@ interface Params {
 const ViewGroup: FC = () => {
     const { id } = useParams<Params>()
     const theme = useTheme()
-    const themeName = useSelector<AppState, string>(getThemeName)
+    const themeName = useSelector(getThemeName)
     const [selectedThemeName] = useState(themeName)
     const group = useSelector<AppState, Group | undefined>(state => getEntity<Group>(state, EntityType.Group, id))
-    const authenticated = useSelector<AppState, boolean>(getAuthenticated)
+    const authenticated = useSelector(getAuthenticated)
     const dispatch = useDispatch<AppThunkDispatch>()
     const config = useConfig()
     const history = useHistory()
diff --git a/src/components/pages/view-post.tsx b/src/components/pages/view-post.tsx
index 8cdd5f7..f5ba57f 100644
--- a/src/components/pages/view-post.tsx
+++ b/src/components/pages/view-post.tsx
@@ -30,8 +30,8 @@ const ViewPost: FC = () => {
     const post = useSelector<AppState, Post | undefined>(state => getEntity<Post>(state, EntityType.Post, id))
     const parents = useSelector<AppState, Post[]>(state => getPostParents(state, id))
     const replies = useSelector<AppState, Post[]>(state => getPostChildren(state, id))
-    const checked = useSelector<AppState, boolean>(getChecked)
-    const authenticated = useSelector<AppState, boolean>(getAuthenticated)
+    const checked = useSelector(getChecked)
+    const authenticated = useSelector(getAuthenticated)
     const dispatch = useDispatch<AppThunkDispatch>()
     const history = useHistory()
 
diff --git a/src/components/pages/view-user.tsx b/src/components/pages/view-user.tsx
index e751acf..7fde2cf 100644
--- a/src/components/pages/view-user.tsx
+++ b/src/components/pages/view-user.tsx
@@ -16,7 +16,7 @@ import { getThemeName } from 'src/selectors/theme'
 
 import { useDeepCompareEffect, useConfig, useTheme, useSetting } from 'src/hooks'
 import { setTitle, urlForBlob } from 'src/utils'
-import { AppState, Theme, EntityType, User, Post, AppThunkDispatch, LevelItem } from 'src/types'
+import { AppState, EntityType, User, Post, AppThunkDispatch, LevelItem } from 'src/types'
 
 import Title from 'src/components/title'
 import Subtitle from 'src/components/subtitle'
@@ -33,10 +33,10 @@ interface Params {
 const ViewUser: FC = () => {
     const { id } = useParams<Params>()
     const theme = useTheme()
-    const themeName = useSelector<AppState, string>(getThemeName)
+    const themeName = useSelector(getThemeName)
     const [selectedThemeName] = useState(themeName)
-    const checked = useSelector<AppState, boolean>(getChecked)
-    const self = useSelector<AppState, User | undefined>(getAuthenticatedUser)
+    const checked = useSelector(getChecked)
+    const self = useSelector(getAuthenticatedUser)
     const user = useSelector<AppState, User | undefined>(state => getEntity<User>(state, EntityType.User, id))
     const posts = useSelector<AppState, Post[]>(state => getUserPosts(state, id))
     const dispatch = useDispatch<AppThunkDispatch>()
diff --git a/src/components/self-info.tsx b/src/components/self-info.tsx
index 764212b..5001a9c 100644
--- a/src/components/self-info.tsx
+++ b/src/components/self-info.tsx
@@ -4,14 +4,13 @@ import { Link } from 'react-router-dom'
 import { getAuthenticatedUser } from 'src/selectors/authentication'
 import { useConfig, useTheme } from 'src/hooks'
 import { urlForBlob } from 'src/utils'
-import { AppState, User } from 'src/types'
 
 import HorizontalRule from 'src/components/horizontal-rule'
 
 const SelfInfo: FC = () => {
     const theme = useTheme()
     const config = useConfig()
-    const user = useSelector<AppState, User | undefined>(getAuthenticatedUser)
+    const user = useSelector(getAuthenticatedUser)
 
     if (!user) {
         return (
diff --git a/src/components/timeline.tsx b/src/components/timeline.tsx
index 3f438cc..854b6ea 100644
--- a/src/components/timeline.tsx
+++ b/src/components/timeline.tsx
@@ -7,13 +7,13 @@ import { fetchTimeline } from 'src/actions/posts'
 import { getTimeline } from 'src/selectors/posts'
 import { getAuthenticated } from 'src/selectors/authentication'
 
-import { AppState, Post, AppThunkDispatch } from 'src/types'
+import { AppThunkDispatch } from 'src/types'
 
 import PostList from 'src/components/post-list'
 
 const Timeline: FC = () => {
-    const authenticated = useSelector<AppState, boolean>(getAuthenticated)
-    const posts = useSelector<AppState, Post[]>(getTimeline)
+    const authenticated = useSelector(getAuthenticated)
+    const posts = useSelector(getTimeline)
     const dispatch = useDispatch<AppThunkDispatch>()
     const history = useHistory()
 
diff --git a/src/hooks/index.ts b/src/hooks/index.ts
index bacdffe..fed8bea 100644
--- a/src/hooks/index.ts
+++ b/src/hooks/index.ts
@@ -6,11 +6,10 @@ import isEqual from 'lodash/isEqual'
 import { getAuthenticated, getChecked, getAuthenticatedUser } from 'src/selectors/authentication'
 import { getTheme } from 'src/selectors/theme'
 import { getConfig } from 'src/selectors'
-import { AppState, Theme, Config, User } from 'src/types'
 
 export const useAuthenticationCheck = () => {
-    const checked = useSelector<AppState, boolean>(getChecked)
-    const authenticated = useSelector<AppState, boolean>(getAuthenticated)
+    const checked = useSelector(getChecked)
+    const authenticated = useSelector(getAuthenticated)
     const history = useHistory()
 
     useEffect(() => {
@@ -18,7 +17,7 @@ export const useAuthenticationCheck = () => {
     }, [checked, authenticated])
 }
 
-export const useConfig = () => useSelector<AppState, Config>(getConfig)
+export const useConfig = () => useSelector(getConfig)
 
 const useDeepCompareMemoize = (value: any) => {
     const ref = useRef()
@@ -34,12 +33,12 @@ export const useDeepCompareEffect = (callback: EffectCallback, deps?: readonly a
     useEffect(callback, useDeepCompareMemoize(deps))
 }
 
-export const useTheme = () => useSelector<AppState, Theme>(getTheme)
+export const useTheme = () => useSelector(getTheme)
 
 export function useSetting<T>(key: string): T | undefined
 export function useSetting<T>(key: string, defaultValue: T): T
 export function useSetting<T>(key: string, defaultValue?: T): T | undefined {
-    const user = useSelector<AppState, User | undefined>(getAuthenticatedUser)
+    const user = useSelector(getAuthenticatedUser)
     if (!user || !user.settings) return defaultValue
 
     return user.settings[key] ?? defaultValue
diff --git a/src/selectors/apps.ts b/src/selectors/apps.ts
index ace94b5..2ba0a66 100644
--- a/src/selectors/apps.ts
+++ b/src/selectors/apps.ts
@@ -14,3 +14,10 @@ export const getCreatedApps = (state: AppState) => {
 
     return denormalize(entityList.entities, EntityType.App, state.entities) as App[]
 }
+
+export const getPendingApps = (state: AppState) => {
+    const entityList = state.lists[EntityListKey.PendingApps]
+    if (!entityList) return []
+
+    return denormalize(entityList.entities, EntityType.App, state.entities) as App[]
+}
diff --git a/src/selectors/groups.ts b/src/selectors/groups.ts
index 469412b..86497b0 100644
--- a/src/selectors/groups.ts
+++ b/src/selectors/groups.ts
@@ -14,6 +14,7 @@ export const getLogs = (state: AppState) => {
 
     return denormalize(entityList.entities, EntityType.Log, state.entities) as GroupLog[]
 }
+
 export const getInvitations = (state: AppState) => {
     const entityList = state.lists[EntityListKey.Invitations]
     if (!entityList) return []
@@ -27,3 +28,10 @@ export const getGroupMembers = (state: AppState, group: string) => {
 
     return denormalize(Object.values(users).filter(user => user.group === group).map(user => user.id), EntityType.User, state.entities) as User[]
 }
+
+export const getPendingGroups = (state: AppState) => {
+    const entityList = state.lists[EntityListKey.PendingGroups]
+    if (!entityList) return []
+
+    return denormalize(entityList.entities, EntityType.Group, state.entities) as Group[]
+}
diff --git a/src/styles/app.css b/src/styles/app.css
index 80ee829..32b2cc6 100644
--- a/src/styles/app.css
+++ b/src/styles/app.css
@@ -467,6 +467,12 @@ div.header img {
     width: 128px;
 }
 
+div.list-item {
+    border-bottom: var(--default-border);
+    margin-bottom: 1rem;
+    padding: 1rem;
+}
+
 div.app-list-item, div.group-list-item {
     display: flex;
     margin: 1rem 0px;
diff --git a/src/types/store.ts b/src/types/store.ts
index 5c8e7e4..ba8934e 100644
--- a/src/types/store.ts
+++ b/src/types/store.ts
@@ -10,6 +10,8 @@ export enum NotificationType {
 }
 
 export enum RequestKey {
+    ActivateApp = 'activate-app',
+    ActivateGroup = 'activate-group',
     Authenticate = 'authenticate',
     CreateApp = 'create-app',
     CreateGroup = 'create-group',
@@ -25,7 +27,10 @@ export enum RequestKey {
     FetchGroups = 'fetch-groups',
     FetchInstallations = 'fetch-installations',
     FetchInvitations = 'fetch-invitations',
+    FetchPendingApps = 'fetch-pending-apps',
+    FetchPendingGroups = 'fetch-pending-groups',
     FetchPost = 'fetch-post',
+    FetchSelf = 'fetch-self',
     FetchSelfApps = 'fetch-self-apps',
     FetchTimeline = 'fetch-timeline',
     FetchUser = 'fetch-user',
@@ -33,6 +38,7 @@ export enum RequestKey {
     FetchUserPosts = 'fetch-user-posts',
     InstallApp = 'install-app',
     Register = 'register',
+    SetPreinstall = 'set-preinstall',
     Subscribe = 'subscribe',
     UninstallApp = 'uninstall-app',
     Unsubscribe = 'unsubscribe',
@@ -49,6 +55,8 @@ export enum EntityListKey {
     GroupMembers = 'group-members',
     Logs = 'logs',
     Invitations = 'invitations',
+    PendingApps = 'pending-apps',
+    PendingGroups = 'pending-groups',
     Timeline = 'timeline',
 }
 
diff --git a/src/utils/index.ts b/src/utils/index.ts
index edae197..78b0482 100644
--- a/src/utils/index.ts
+++ b/src/utils/index.ts
@@ -1,18 +1,12 @@
 import getConfig from 'src/config'
 import themes from 'src/themes'
-
-import {
-    Form,
-    FormValue,
-    Config,
-    ClassDictionary,
-} from 'src/types'
+import { Form, FormValue, Config, ClassDictionary } from 'src/types'
 
 export const objectToQuerystring = (obj: object) => Object.entries(obj).filter(([_, value]) => value !== undefined).map(([name, value]) => `${name}=${value}`).join('&')
 
 export function setTitle(title: string, decorate: boolean = true) {
     if (decorate) {
-        document.title = `${title} \ Flexor`
+        document.title = `${title} \\ Flexor`
     } else {
         document.title = title
     }