diff --git a/src/routes/_actions/streaming.js b/src/routes/_actions/streaming.js
index 829dbe2..0476f85 100644
--- a/src/routes/_actions/streaming.js
+++ b/src/routes/_actions/streaming.js
@@ -6,15 +6,22 @@ import { addStatusOrNotification } from './addStatusOrNotification'
 function processMessage (instanceName, timelineName, message) {
   mark('processMessage')
   let { event, payload } = message
+  if (['update', 'notification', 'conversation'].includes(event)) {
+    payload = JSON.parse(payload) // only these payloads are JSON-encoded for some reason
+  }
+
   switch (event) {
     case 'delete':
       deleteStatus(instanceName, payload)
       break
     case 'update':
-      addStatusOrNotification(instanceName, timelineName, JSON.parse(payload))
+      addStatusOrNotification(instanceName, timelineName, payload)
       break
     case 'notification':
-      addStatusOrNotification(instanceName, 'notifications', JSON.parse(payload))
+      addStatusOrNotification(instanceName, 'notifications', payload)
+      if (payload.type === 'mention') {
+        addStatusOrNotification(instanceName, 'notifications/mentions', payload)
+      }
       break
     case 'conversation':
       // This is a hack in order to mostly fit the conversation model into
@@ -22,7 +29,7 @@ function processMessage (instanceName, timelineName, message) {
       // reproduce what is done for statuses for the conversation.
       //
       // It will add new DMs as new conversations instead of updating existing threads
-      addStatusOrNotification(instanceName, timelineName, JSON.parse(payload).last_status)
+      addStatusOrNotification(instanceName, timelineName, payload.last_status)
       break
   }
   stop('processMessage')
diff --git a/src/routes/_api/timelines.js b/src/routes/_api/timelines.js
index bb7f455..addd0da 100644
--- a/src/routes/_api/timelines.js
+++ b/src/routes/_api/timelines.js
@@ -9,6 +9,7 @@ function getTimelineUrlPath (timeline) {
     case 'home':
       return 'timelines/home'
     case 'notifications':
+    case 'notifications/mentions':
       return 'notifications'
     case 'favorites':
       return 'favourites'
@@ -61,6 +62,10 @@ export async function getTimeline (instanceName, accessToken, timeline, maxId, s
     }
   }
 
+  if (timeline === 'notifications/mentions') {
+    params.exclude_types = ['follow', 'favourite', 'reblog', 'poll']
+  }
+
   url += '?' + paramsString(params)
 
   const items = await get(url, auth(accessToken), { timeout: DEFAULT_TIMEOUT })
diff --git a/src/routes/_components/NavItem.html b/src/routes/_components/NavItem.html
index 066f92d..2c50cd0 100644
--- a/src/routes/_components/NavItem.html
+++ b/src/routes/_components/NavItem.html
@@ -146,7 +146,11 @@
     },
     store: () => store,
     computed: {
-      selected: ({ page, name }) => page === name,
+      selected: ({ page, name }) => {
+        return page === name ||
+          // special case – these should both highlight the notifications tab icon
+          (name === 'notifications' && page === 'notifications/mentions')
+      },
       ariaLabel: ({ selected, name, label, $numberOfNotifications }) => {
         let res = label
         if (selected) {
diff --git a/src/routes/_components/NotificationFilters.html b/src/routes/_components/NotificationFilters.html
new file mode 100644
index 0000000..bdcfd80
--- /dev/null
+++ b/src/routes/_components/NotificationFilters.html
@@ -0,0 +1,29 @@
+<TabSet
+  label="Filters"
+  currentTabName={filter}
+  {tabs}
+  className="notification-filters"
+/>
+<script>
+  import TabSet from './TabSet.html'
+
+  export default {
+    data: () => ({
+      tabs: [
+        {
+          name: '',
+          label: 'All',
+          href: `/notifications`
+        },
+        {
+          name: 'mentions',
+          label: 'Mentions',
+          href: `/notifications/mentions`
+        }
+      ]
+    }),
+    components: {
+      TabSet
+    }
+  }
+</script>
diff --git a/src/routes/_components/TabSet.html b/src/routes/_components/TabSet.html
new file mode 100644
index 0000000..ca56341
--- /dev/null
+++ b/src/routes/_components/TabSet.html
@@ -0,0 +1,89 @@
+<nav aria-label={label} class={className}>
+  <ul>
+    {#each tabs as tab (tab.name)}
+    <li class="{currentTabName === tab.name ? 'current' : 'not-current'}">
+      <a aria-label="{tab.label} { currentTabName === tab.name ? '(Current)' : ''}"
+         href={tab.href}
+         rel="prefetch">
+        {tab.label}
+      </a>
+    </li>
+    {/each}
+  </ul>
+</nav>
+<style>
+  li {
+    flex: 1;
+    text-align: center;
+  }
+
+  /* reset */
+  ul, li {
+    margin: 0;
+    padding: 0;
+  }
+
+  ul {
+    list-style: none;
+    display: flex;
+    margin: 5px 0;
+    box-sizing: border-box;
+  }
+
+  li {
+    border: 1px solid var(--main-border);
+    box-sizing: border-box;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    border-top-left-radius: 10px;
+    border-top-right-radius: 10px;
+    background: var(--tab-bg);
+  }
+
+  li:not(:first-child) {
+    border-left: none;
+  }
+
+  li:hover {
+    background: var(--button-bg-hover);
+  }
+
+  li.not-current {
+    background: var(--tab-bg-non-selected);
+  }
+
+  li.current {
+    border-bottom: none;
+  }
+
+  li.current:hover {
+    background: var(--tab-bg-hover);
+  }
+
+  li.not-current:hover {
+    background: var(--tab-bg-hover-non-selected);
+  }
+
+  li:active {
+    background: var(--tab-bg-active);
+  }
+
+  a {
+    padding: 10px;
+    color: var(--body-text-color);
+    font-size: 1.1em;
+    flex: 1;
+  }
+
+  a:hover {
+    text-decoration: none;
+  }
+</style>
+<script>
+  export default {
+    data: () => ({
+      className: ''
+    })
+  }
+</script>
diff --git a/src/routes/_components/profile/AccountProfileFilters.html b/src/routes/_components/profile/AccountProfileFilters.html
index 49c291e..3223bdb 100644
--- a/src/routes/_components/profile/AccountProfileFilters.html
+++ b/src/routes/_components/profile/AccountProfileFilters.html
@@ -1,107 +1,36 @@
-<nav aria-label="Filters" class="account-profile-filters">
-  <ul>
-    {#each filterTabs as filterTab (filterTab.href)}
-      <li class="{filter === filterTab.filter ? 'current-filter' : 'not-current-filter'}">
-        <a aria-label="{filterTab.label} { filter === filterTab.filter ? '(Current)' : ''}"
-           href={filterTab.href}
-           rel="prefetch">
-          {filterTab.label}
-        </a>
-      </li>
-    {/each}
-  </ul>
-</nav>
-<style>
-  li {
-    flex: 1;
-    text-align: center;
-  }
-
-  /* reset */
-  ul, li {
-    margin: 0;
-    padding: 0;
-  }
-
-  ul {
-    list-style: none;
-    display: flex;
-    margin: 5px 0;
-    box-sizing: border-box;
-  }
-
-  li {
-    border: 1px solid var(--main-border);
-    box-sizing: border-box;
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    border-top-left-radius: 10px;
-    border-top-right-radius: 10px;
-    background: var(--tab-bg);
-  }
-
-  li:not(:first-child) {
-    border-left: none;
-  }
-
-  li:hover {
-    background: var(--button-bg-hover);
-  }
-
-  li.not-current-filter {
-    background: var(--tab-bg-non-selected);
-  }
-
-  li.current-filter {
-    border-bottom: none;
-  }
-
-  li.current-filter:hover {
-    background: var(--tab-bg-hover);
-  }
-
-  li.not-current-filter:hover {
-    background: var(--tab-bg-hover-non-selected);
-  }
-
-  li:active {
-    background: var(--tab-bg-active);
-  }
-
-  a {
-    padding: 10px;
-    color: var(--body-text-color);
-    font-size: 1.1em;
-    flex: 1;
-  }
-
-  a:hover {
-    text-decoration: none;
-  }
-</style>
+<TabSet
+  label="Filters"
+  currentTabName={filter}
+  {tabs}
+  className="account-profile-filters"
+/>
 <script>
+  import TabSet from '../TabSet.html'
+
   export default {
     computed: {
-      filterTabs: ({ account }) => (
+      tabs: ({ account }) => (
         [
           {
-            filter: '',
+            name: '',
             label: 'Toots',
             href: `/accounts/${account.id}`
           },
           {
-            filter: 'with_replies',
+            name: 'with_replies',
             label: 'Toots and replies',
             href: `/accounts/${account.id}/with_replies`
           },
           {
-            filter: 'media',
+            name: 'media',
             label: 'Media',
             href: `/accounts/${account.id}/media`
           }
         ]
       )
+    },
+    components: {
+      TabSet
     }
   }
 </script>
diff --git a/src/routes/_database/timelines/insertion.js b/src/routes/_database/timelines/insertion.js
index dd04852..3e54586 100644
--- a/src/routes/_database/timelines/insertion.js
+++ b/src/routes/_database/timelines/insertion.js
@@ -111,7 +111,7 @@ async function insertStatusThread (instanceName, statusId, statuses) {
 
 export async function insertTimelineItems (instanceName, timeline, timelineItems) {
   /* no await */ scheduleCleanup()
-  if (timeline === 'notifications') {
+  if (timeline === 'notifications' || timeline === 'notifications/mentions') {
     return insertTimelineNotifications(instanceName, timeline, timelineItems)
   } else if (timeline.startsWith('status/')) {
     let statusId = timeline.split('/').slice(-1)[0]
diff --git a/src/routes/_database/timelines/pagination.js b/src/routes/_database/timelines/pagination.js
index 3cfdae5..c011c29 100644
--- a/src/routes/_database/timelines/pagination.js
+++ b/src/routes/_database/timelines/pagination.js
@@ -84,7 +84,7 @@ async function getStatusThread (instanceName, statusId) {
 export async function getTimeline (instanceName, timeline, maxId, limit) {
   maxId = maxId || null
   limit = limit || TIMELINE_BATCH_SIZE
-  if (timeline === 'notifications') {
+  if (timeline === 'notifications' || timeline === 'notifications/mentions') {
     return getNotificationTimeline(instanceName, timeline, maxId, limit)
   } else if (timeline.startsWith('status/')) {
     let statusId = timeline.split('/').slice(-1)[0]
diff --git a/src/routes/_pages/community/index.html b/src/routes/_pages/community/index.html
index 4dc7c4a..c87db6f 100644
--- a/src/routes/_pages/community/index.html
+++ b/src/routes/_pages/community/index.html
@@ -90,6 +90,7 @@
     <a href="/federated">Federated</a>
     <a href="/favorites">Favorites</a>
     <a href="/direct">Conversations</a>
+    <a href="/notifications/mentions">Notification mentions</a>
   </div>
 {/if}
 <style>
diff --git a/src/routes/_pages/notifications.html b/src/routes/_pages/notifications.html
deleted file mode 100644
index 55f7257..0000000
--- a/src/routes/_pages/notifications.html
+++ /dev/null
@@ -1,26 +0,0 @@
-{#if $isUserLoggedIn}
-  <TimelinePage timeline="notifications" />
-{:else}
-<HiddenFromSSR>
-  <FreeTextLayout>
-    <h1>Notifications</h1>
-
-    <p>Your notifications will appear here when logged in.</p>
-  </FreeTextLayout>
-</HiddenFromSSR>
-{/if}
-<script>
-  import FreeTextLayout from '../_components/FreeTextLayout.html'
-  import { store } from '../_store/store.js'
-  import HiddenFromSSR from '../_components/HiddenFromSSR'
-  import TimelinePage from '../_components/TimelinePage.html'
-
-  export default {
-    store: () => store,
-    components: {
-      FreeTextLayout,
-      HiddenFromSSR,
-      TimelinePage
-    }
-  }
-</script>
diff --git a/src/routes/_pages/notifications/index.html b/src/routes/_pages/notifications/index.html
new file mode 100644
index 0000000..b48ad9a
--- /dev/null
+++ b/src/routes/_pages/notifications/index.html
@@ -0,0 +1,29 @@
+{#if $isUserLoggedIn}
+  <NotificationFilters filter="" />
+  <TimelinePage timeline="notifications" />
+{:else}
+<HiddenFromSSR>
+  <FreeTextLayout>
+    <h1>Notifications</h1>
+
+    <p>Your notifications will appear here when logged in.</p>
+  </FreeTextLayout>
+</HiddenFromSSR>
+{/if}
+<script>
+  import FreeTextLayout from '../../_components/FreeTextLayout.html'
+  import { store } from '../../_store/store.js'
+  import HiddenFromSSR from '../../_components/HiddenFromSSR'
+  import TimelinePage from '../../_components/TimelinePage.html'
+  import NotificationFilters from '../../_components/NotificationFilters.html'
+
+  export default {
+    store: () => store,
+    components: {
+      FreeTextLayout,
+      HiddenFromSSR,
+      TimelinePage,
+      NotificationFilters
+    }
+  }
+</script>
diff --git a/src/routes/_pages/notifications/mentions.html b/src/routes/_pages/notifications/mentions.html
new file mode 100644
index 0000000..65e9dcb
--- /dev/null
+++ b/src/routes/_pages/notifications/mentions.html
@@ -0,0 +1,29 @@
+{#if $isUserLoggedIn}
+  <NotificationFilters filter="mentions" />
+  <TimelinePage timeline="notifications/mentions" />
+{:else}
+<HiddenFromSSR>
+  <FreeTextLayout>
+    <h1>Notification mentions</h1>
+
+    <p>Your notification mentions will appear here when logged in.</p>
+  </FreeTextLayout>
+</HiddenFromSSR>
+{/if}
+<script>
+  import FreeTextLayout from '../../_components/FreeTextLayout.html'
+  import { store } from '../../_store/store.js'
+  import HiddenFromSSR from '../../_components/HiddenFromSSR'
+  import TimelinePage from '../../_components/TimelinePage.html'
+  import NotificationFilters from '../../_components/NotificationFilters.html'
+
+  export default {
+    store: () => store,
+    components: {
+      FreeTextLayout,
+      HiddenFromSSR,
+      TimelinePage,
+      NotificationFilters
+    }
+  }
+</script>
diff --git a/src/routes/_utils/ajax.js b/src/routes/_utils/ajax.js
index 76aad59..b790819 100644
--- a/src/routes/_utils/ajax.js
+++ b/src/routes/_utils/ajax.js
@@ -74,11 +74,16 @@ export async function del (url, headers, options) {
 
 export function paramsString (paramsObject) {
   let res = ''
-  Object.keys(paramsObject).forEach((key, i) => {
-    if (i > 0) {
-      res += '&'
+  let count = -1
+  Object.keys(paramsObject).forEach(key => {
+    let value = paramsObject[key]
+    if (Array.isArray(value)) { // rails convention for encoding multiple values
+      for (let item of value) {
+        res += (++count > 0 ? '&' : '') + encodeURIComponent(key) + '[]=' + encodeURIComponent(item)
+      }
+    } else {
+      res += (++count > 0 ? '&' : '') + encodeURIComponent(key) + '=' + encodeURIComponent(value)
     }
-    res += encodeURIComponent(key) + '=' + encodeURIComponent(paramsObject[key])
   })
   return res
 }
diff --git a/src/routes/notifications.html b/src/routes/notifications/index.html
similarity index 56%
rename from src/routes/notifications.html
rename to src/routes/notifications/index.html
index b58f325..feb82c4 100644
--- a/src/routes/notifications.html
+++ b/src/routes/notifications/index.html
@@ -3,9 +3,9 @@
   <LazyPage {pageComponent} {params} />
 
 <script>
-  import Title from './_components/Title.html'
-  import LazyPage from './_components/LazyPage.html'
-  import pageComponent from './_pages/notifications.html'
+  import Title from '../_components/Title.html'
+  import LazyPage from '../_components/LazyPage.html'
+  import pageComponent from '../_pages/notifications/index.html'
 
   export default {
     components: {
diff --git a/src/routes/notifications/mentions.html b/src/routes/notifications/mentions.html
new file mode 100644
index 0000000..1a16ca7
--- /dev/null
+++ b/src/routes/notifications/mentions.html
@@ -0,0 +1,20 @@
+<Title name="Notifications" />
+
+  <LazyPage {pageComponent} {params} />
+
+<script>
+  import Title from '../_components/Title.html'
+  import LazyPage from '../_components/LazyPage.html'
+  import pageComponent from '../_pages/notifications/mentions.html'
+
+  export default {
+    components: {
+
+      Title,
+      LazyPage
+    },
+    data: () => ({
+      pageComponent
+    })
+  }
+</script>
diff --git a/tests/fixtures.js b/tests/fixtures.js
index 3b899f1..d1fbfb4 100644
--- a/tests/fixtures.js
+++ b/tests/fixtures.js
@@ -44,6 +44,13 @@ export const notifications = [
   { followedBy: 'admin' }
 ]
 
+export const notificationsMentions = [
+  { content: 'notification of unlisted message' },
+  { content: 'notification of followers-only message' },
+  { content: 'notification of direct message' },
+  { content: 'hello foobar' }
+]
+
 export const favorites = [
   { content: 'notification of direct message' },
   { content: 'notification of followers-only message' },
diff --git a/tests/spec/033-notification-filters.js b/tests/spec/033-notification-filters.js
new file mode 100644
index 0000000..3f831f0
--- /dev/null
+++ b/tests/spec/033-notification-filters.js
@@ -0,0 +1,22 @@
+import {
+  getUrl, notificationFiltersAll, notificationFiltersMention,
+  notificationsNavButton, validateTimeline
+} from '../utils'
+import { loginAsFoobar } from '../roles'
+import { notificationsMentions, notifications } from '../fixtures'
+
+fixture`033-notification-filters.js`
+  .page`http://localhost:4002`
+
+test('Shows notification filters', async t => {
+  await loginAsFoobar(t)
+  await t
+    .click(notificationsNavButton)
+    .expect(getUrl()).match(/\/notifications$/)
+    .click(notificationFiltersMention)
+    .expect(getUrl()).match(/\/notifications\/mentions$/)
+  await validateTimeline(t, notificationsMentions)
+  await t.click(notificationFiltersAll)
+    .expect(getUrl()).match(/\/notifications$/)
+  await validateTimeline(t, notifications)
+})
diff --git a/tests/spec/123-notification-filters.js b/tests/spec/123-notification-filters.js
new file mode 100644
index 0000000..ba9304b
--- /dev/null
+++ b/tests/spec/123-notification-filters.js
@@ -0,0 +1,65 @@
+import {
+  getNthStatusContent,
+  getUrl, notificationFiltersAll, notificationFiltersMention,
+  notificationsNavButton, sleep
+} from '../utils'
+import { loginAsFoobar } from '../roles'
+import { favoriteStatusAs, postAs } from '../serverActions'
+
+fixture`123-notification-filters.js`
+  .page`http://localhost:4002`
+
+// maybe in the "mentions" view it should prevent the notification icon from showing (1), (2) etc
+// if those particular notifications were seen by the user... but this is too hard to implement,
+// so I'm going to punt on it. Only the "all" view affects those (1) / (2) / etc badges.
+test('Handles incoming notifications that are mentions', async t => {
+  const timeout = 20000
+  await loginAsFoobar(t)
+  await t
+    .click(notificationsNavButton)
+    .expect(getUrl()).match(/\/notifications$/)
+    .click(notificationFiltersMention)
+    .expect(getUrl()).match(/\/notifications\/mentions$/)
+  await sleep(2000)
+  await postAs('admin', 'hey @foobar I am mentioning you')
+  await t
+    .expect(notificationsNavButton.getAttribute('aria-label')).eql('Notifications (current page) (1 notification)', {
+      timeout
+    })
+    .expect(getNthStatusContent(1).innerText).contains('hey @foobar I am mentioning you')
+    .click(notificationFiltersAll)
+    .expect(notificationsNavButton.getAttribute('aria-label')).eql('Notifications (current page)', { timeout })
+})
+
+test('Handles incoming notifications that are not mentions', async t => {
+  const timeout = 20000
+  let { id: statusId } = await postAs('foobar', 'this is a post that I hope somebody will favorite')
+  await sleep(2000)
+  await loginAsFoobar(t)
+  await t
+    .click(notificationsNavButton)
+    .expect(getUrl()).match(/\/notifications$/)
+    .click(notificationFiltersMention)
+    .expect(getUrl()).match(/\/notifications\/mentions$/)
+  await sleep(2000)
+  await postAs('admin', 'woot I am mentioning you again @foobar')
+  await t
+    .expect(notificationsNavButton.getAttribute('aria-label')).eql('Notifications (current page) (1 notification)', {
+      timeout
+    })
+    .expect(getNthStatusContent(1).innerText).contains('woot I am mentioning you again @foobar')
+  await sleep(2000)
+  await favoriteStatusAs('admin', statusId)
+  await t
+    .expect(notificationsNavButton.getAttribute('aria-label')).eql('Notifications (current page) (2 notifications)', {
+      timeout
+    })
+  await sleep(2000)
+  await t
+    .expect(getNthStatusContent(1).innerText).contains('woot I am mentioning you again @foobar')
+    .click(notificationFiltersAll)
+    .expect(notificationsNavButton.getAttribute('aria-label')).eql('Notifications (current page)', { timeout })
+  await t
+    .expect(getNthStatusContent(1).innerText).contains('this is a post that I hope somebody will favorite')
+    .expect(getNthStatusContent(2).innerText).contains('woot I am mentioning you again @foobar')
+})
diff --git a/tests/utils.js b/tests/utils.js
index fa94e21..bb683ef 100644
--- a/tests/utils.js
+++ b/tests/utils.js
@@ -64,6 +64,9 @@ export const accountProfileFilterStatuses = $('.account-profile-filters li:nth-c
 export const accountProfileFilterStatusesAndReplies = $('.account-profile-filters li:nth-child(2)')
 export const accountProfileFilterMedia = $('.account-profile-filters li:nth-child(3)')
 
+export const notificationFiltersAll = $('.notification-filters li:nth-child(1)')
+export const notificationFiltersMention = $('.notification-filters li:nth-child(2)')
+
 export function getComposeModalNthMediaAltInput (n) {
   return $(`.modal-dialog .compose-media:nth-child(${n}) .compose-media-alt input`)
 }