diff --git a/src/app.ts b/src/app.ts
index 2c73369..cbfe5b1 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -37,6 +37,7 @@ import {
 } from './controllers/api/accounts.ts';
 import { appCredentialsController, createAppController } from './controllers/api/apps.ts';
 import { blocksController } from './controllers/api/blocks.ts';
+import { bookmarksController } from './controllers/api/bookmarks.ts';
 import { emptyArrayController, emptyObjectController, notImplementedController } from './controllers/api/fallback.ts';
 import { instanceController } from './controllers/api/instance.ts';
 import { mediaController } from './controllers/api/media.ts';
@@ -47,12 +48,14 @@ import { preferencesController } from './controllers/api/preferences.ts';
 import { relayController } from './controllers/nostr/relay.ts';
 import { searchController } from './controllers/api/search.ts';
 import {
+  bookmarkController,
   contextController,
   createStatusController,
   favouriteController,
   favouritedByController,
   rebloggedByController,
   statusController,
+  unbookmarkController,
 } from './controllers/api/statuses.ts';
 import { streamingController } from './controllers/api/streaming.ts';
 import {
@@ -152,7 +155,9 @@ app.get('/api/v1/statuses/:id{[0-9a-f]{64}}/favourited_by', favouritedByControll
 app.get('/api/v1/statuses/:id{[0-9a-f]{64}}/reblogged_by', rebloggedByController);
 app.get('/api/v1/statuses/:id{[0-9a-f]{64}}/context', contextController);
 app.get('/api/v1/statuses/:id{[0-9a-f]{64}}', statusController);
-app.post('/api/v1/statuses/:id{[0-9a-f]{64}}/favourite', favouriteController);
+app.post('/api/v1/statuses/:id{[0-9a-f]{64}}/favourite', requirePubkey, favouriteController);
+app.post('/api/v1/statuses/:id{[0-9a-f]{64}}/bookmark', requirePubkey, bookmarkController);
+app.post('/api/v1/statuses/:id{[0-9a-f]{64}}/unbookmark', requirePubkey, unbookmarkController);
 app.post('/api/v1/statuses', requirePubkey, createStatusController);
 
 app.post('/api/v1/media', requireRole('user', { validatePayload: false }), mediaController);
@@ -173,12 +178,12 @@ app.get('/api/v1/trends', cache({ cacheName: 'web', expires: Time.minutes(15) })
 
 app.get('/api/v1/notifications', requirePubkey, notificationsController);
 app.get('/api/v1/favourites', requirePubkey, favouritesController);
+app.get('/api/v1/bookmarks', requirePubkey, bookmarksController);
 app.get('/api/v1/blocks', requirePubkey, blocksController);
 
 app.post('/api/v1/pleroma/admin/config', requireRole('admin'), updateConfigController);
 
 // Not (yet) implemented.
-app.get('/api/v1/bookmarks', emptyArrayController);
 app.get('/api/v1/custom_emojis', emptyArrayController);
 app.get('/api/v1/filters', emptyArrayController);
 app.get('/api/v1/mutes', emptyArrayController);
diff --git a/src/controllers/api/bookmarks.ts b/src/controllers/api/bookmarks.ts
new file mode 100644
index 0000000..78edff0
--- /dev/null
+++ b/src/controllers/api/bookmarks.ts
@@ -0,0 +1,22 @@
+import { type AppController } from '@/app.ts';
+import { eventsDB } from '@/db/events.ts';
+import { getTagSet } from '@/tags.ts';
+import { renderStatuses } from '@/views.ts';
+
+/** https://docs.joinmastodon.org/methods/bookmarks/#get */
+const bookmarksController: AppController = async (c) => {
+  const pubkey = c.get('pubkey')!;
+
+  const [event10003] = await eventsDB.getEvents([
+    { kinds: [10003], authors: [pubkey], limit: 1 },
+  ]);
+
+  if (event10003) {
+    const eventIds = getTagSet(event10003.tags, 'e');
+    return renderStatuses(c, [...eventIds].reverse());
+  } else {
+    return c.json([]);
+  }
+};
+
+export { bookmarksController };
diff --git a/src/controllers/api/statuses.ts b/src/controllers/api/statuses.ts
index cdcd304..1ba82b3 100644
--- a/src/controllers/api/statuses.ts
+++ b/src/controllers/api/statuses.ts
@@ -2,7 +2,8 @@ import { type AppController } from '@/app.ts';
 import { getUnattachedMediaByIds } from '@/db/unattached-media.ts';
 import { type Event, ISO6391, z } from '@/deps.ts';
 import { getAncestors, getAuthor, getDescendants, getEvent } from '@/queries.ts';
-import { createEvent, paginationSchema, parseBody } from '@/utils/web.ts';
+import { addTag, deleteTag } from '@/tags.ts';
+import { createEvent, paginationSchema, parseBody, updateListEvent } from '@/utils/web.ts';
 import { renderEventAccounts } from '@/views.ts';
 import { renderStatus } from '@/views/mastodon/statuses.ts';
 
@@ -152,11 +153,67 @@ const rebloggedByController: AppController = (c) => {
   return renderEventAccounts(c, [{ kinds: [6], '#e': [id], ...params }]);
 };
 
+/** https://docs.joinmastodon.org/methods/statuses/#bookmark */
+const bookmarkController: AppController = async (c) => {
+  const pubkey = c.get('pubkey')!;
+  const eventId = c.req.param('id');
+
+  const event = await getEvent(eventId, {
+    kind: 1,
+    relations: ['author', 'event_stats', 'author_stats'],
+  });
+
+  if (event) {
+    await updateListEvent(
+      { kinds: [10003], authors: [pubkey] },
+      (tags) => addTag(tags, ['e', eventId]),
+      c,
+    );
+
+    const status = await renderStatus(event, pubkey);
+    if (status) {
+      status.bookmarked = true;
+    }
+    return c.json(status);
+  } else {
+    return c.json({ error: 'Event not found.' }, 404);
+  }
+};
+
+/** https://docs.joinmastodon.org/methods/statuses/#unbookmark */
+const unbookmarkController: AppController = async (c) => {
+  const pubkey = c.get('pubkey')!;
+  const eventId = c.req.param('id');
+
+  const event = await getEvent(eventId, {
+    kind: 1,
+    relations: ['author', 'event_stats', 'author_stats'],
+  });
+
+  if (event) {
+    await updateListEvent(
+      { kinds: [10003], authors: [pubkey] },
+      (tags) => deleteTag(tags, ['e', eventId]),
+      c,
+    );
+
+    const status = await renderStatus(event, pubkey);
+    if (status) {
+      status.bookmarked = false;
+    }
+    return c.json(status);
+  } else {
+    return c.json({ error: 'Event not found.' }, 404);
+  }
+};
+
 export {
+  bookmarkController,
   contextController,
   createStatusController,
   favouriteController,
   favouritedByController,
   rebloggedByController,
   statusController,
+  unbookmarkController,
 };
diff --git a/src/db/events.ts b/src/db/events.ts
index 79f670f..7764a8d 100644
--- a/src/db/events.ts
+++ b/src/db/events.ts
@@ -20,7 +20,7 @@ type TagCondition = ({ event, count, value }: {
 /** Conditions for when to index certain tags. */
 const tagConditions: Record<string, TagCondition> = {
   'd': ({ event, count }) => count === 0 && isParameterizedReplaceableKind(event.kind),
-  'e': ({ count, value }) => count < 15 && isNostrId(value),
+  'e': ({ event, count, value, opts }) => ((opts.data?.user && event.kind === 10003) || count < 15) && isNostrId(value),
   'media': ({ count, value, opts }) => (opts.data?.user || count < 4) && isURL(value),
   'p': ({ event, count, value }) => (count < 15 || event.kind === 3) && isNostrId(value),
   'proxy': ({ count, value }) => count === 0 && isURL(value),
diff --git a/src/utils/web.ts b/src/utils/web.ts
index 837c4be..a782299 100644
--- a/src/utils/web.ts
+++ b/src/utils/web.ts
@@ -119,9 +119,10 @@ function buildLinkHeader(url: string, events: Event[]): string | undefined {
   const firstEvent = events[0];
   const lastEvent = events[events.length - 1];
 
+  const { localDomain } = Conf;
   const { pathname, search } = new URL(url);
-  const next = new URL(pathname + search, Conf.localDomain);
-  const prev = new URL(pathname + search, Conf.localDomain);
+  const next = new URL(pathname + search, localDomain);
+  const prev = new URL(pathname + search, localDomain);
 
   next.searchParams.set('until', String(lastEvent.created_at));
   prev.searchParams.set('since', String(firstEvent.created_at));
@@ -132,7 +133,7 @@ function buildLinkHeader(url: string, events: Event[]): string | undefined {
 type Entity = { id: string };
 type HeaderRecord = Record<string, string | string[]>;
 
-/** Return results with pagination headers. */
+/** Return results with pagination headers. Assumes chronological sorting of events. */
 function paginated(c: AppContext, events: Event[], entities: (Entity | undefined)[], headers: HeaderRecord = {}) {
   const link = buildLinkHeader(c.req.url, events);
 
diff --git a/src/views.ts b/src/views.ts
index 5988689..7c22170 100644
--- a/src/views.ts
+++ b/src/views.ts
@@ -1,38 +1,71 @@
 import { AppContext } from '@/app.ts';
 import { eventsDB } from '@/db/events.ts';
 import { type Filter } from '@/deps.ts';
-import { getAuthor } from '@/queries.ts';
 import { renderAccount } from '@/views/mastodon/accounts.ts';
-import { paginated } from '@/utils/web.ts';
+import { renderStatus } from '@/views/mastodon/statuses.ts';
+import { paginated, paginationSchema } from '@/utils/web.ts';
 
 /** Render account objects for the author of each event. */
-async function renderEventAccounts(c: AppContext, filters: Filter[]) {
-  const events = await eventsDB.getEvents(filters);
+async function renderEventAccounts(c: AppContext, filters: Filter[], signal = AbortSignal.timeout(1000)) {
+  if (!filters.length) {
+    return c.json([]);
+  }
+
+  const events = await eventsDB.getEvents(filters, { signal });
   const pubkeys = new Set(events.map(({ pubkey }) => pubkey));
 
   if (!pubkeys.size) {
     return c.json([]);
   }
 
-  const accounts = await Promise.all([...pubkeys].map(async (pubkey) => {
-    const author = await getAuthor(pubkey, { relations: ['author_stats'] });
-    if (author) {
-      return renderAccount(author);
-    }
-  }));
+  const authors = await eventsDB.getEvents(
+    [{ kinds: [0], authors: [...pubkeys], relations: ['author_stats'] }],
+    { signal },
+  );
+
+  const accounts = await Promise.all(
+    authors.map((event) => renderAccount(event)),
+  );
 
   return paginated(c, events, accounts);
 }
 
-async function renderAccounts(c: AppContext, pubkeys: string[]) {
-  // TODO: pagination by offset.
-  // FIXME: this is very inefficient!
-  const accounts = await Promise.all(pubkeys.map(async (pubkey) => {
-    const event = await getAuthor(pubkey);
-    return event ? await renderAccount(event) : undefined;
-  }));
+async function renderAccounts(c: AppContext, authors: string[], signal = AbortSignal.timeout(1000)) {
+  const { since, until, limit } = paginationSchema.parse(c.req.query());
 
-  return c.json(accounts.filter(Boolean));
+  const events = await eventsDB.getEvents(
+    [{ kinds: [0], authors, relations: ['author_stats'], since, until, limit }],
+    { signal },
+  );
+
+  const accounts = await Promise.all(
+    events.map((event) => renderAccount(event)),
+  );
+
+  return paginated(c, events, accounts);
 }
 
-export { renderAccounts, renderEventAccounts };
+/** Render statuses by event IDs. */
+async function renderStatuses(c: AppContext, ids: string[], signal = AbortSignal.timeout(1000)) {
+  const { limit } = paginationSchema.parse(c.req.query());
+
+  const events = await eventsDB.getEvents(
+    [{ kinds: [1], ids, relations: ['author', 'event_stats', 'author_stats'], limit }],
+    { signal },
+  );
+
+  if (!events.length) {
+    return c.json([]);
+  }
+
+  const sortedEvents = [...events].sort((a, b) => ids.indexOf(a.id) - ids.indexOf(b.id));
+
+  const statuses = await Promise.all(
+    sortedEvents.map((event) => renderStatus(event, c.get('pubkey'))),
+  );
+
+  // TODO: pagination with min_id and max_id based on the order of `ids`.
+  return c.json(statuses);
+}
+
+export { renderAccounts, renderEventAccounts, renderStatuses };
diff --git a/src/views/mastodon/relationships.ts b/src/views/mastodon/relationships.ts
index e5ce280..ca2778b 100644
--- a/src/views/mastodon/relationships.ts
+++ b/src/views/mastodon/relationships.ts
@@ -2,13 +2,18 @@ import { eventsDB } from '@/db/events.ts';
 import { hasTag } from '@/tags.ts';
 
 async function renderRelationship(sourcePubkey: string, targetPubkey: string) {
-  const [event3, target3, event10000, target10000] = await eventsDB.getEvents([
+  const events = await eventsDB.getEvents([
     { kinds: [3], authors: [sourcePubkey], limit: 1 },
     { kinds: [3], authors: [targetPubkey], limit: 1 },
     { kinds: [10000], authors: [sourcePubkey], limit: 1 },
     { kinds: [10000], authors: [targetPubkey], limit: 1 },
   ]);
 
+  const event3 = events.find((event) => event.kind === 3 && event.pubkey === sourcePubkey);
+  const target3 = events.find((event) => event.kind === 3 && event.pubkey === targetPubkey);
+  const event10000 = events.find((event) => event.kind === 10000 && event.pubkey === sourcePubkey);
+  const target10000 = events.find((event) => event.kind === 10000 && event.pubkey === targetPubkey);
+
   return {
     id: targetPubkey,
     following: event3 ? hasTag(event3.tags, ['p', targetPubkey]) : false,
diff --git a/src/views/mastodon/statuses.ts b/src/views/mastodon/statuses.ts
index b49be49..d869563 100644
--- a/src/views/mastodon/statuses.ts
+++ b/src/views/mastodon/statuses.ts
@@ -30,14 +30,23 @@ async function renderStatus(event: DittoEvent<1>, viewerPubkey?: string) {
 
   const { html, links, firstUrl } = parseNoteContent(event.content);
 
-  const [mentions, card, [repostEvent], [reactionEvent]] = await Promise
+  const [mentions, card, relatedEvents] = await Promise
     .all([
       Promise.all(mentionedPubkeys.map(toMention)),
       firstUrl ? unfurlCardCached(firstUrl) : null,
-      viewerPubkey ? eventsDB.getEvents([{ kinds: [6], '#e': [event.id], authors: [viewerPubkey] }], { limit: 1 }) : [],
-      viewerPubkey ? eventsDB.getEvents([{ kinds: [7], '#e': [event.id], authors: [viewerPubkey] }], { limit: 1 }) : [],
+      viewerPubkey
+        ? await eventsDB.getEvents([
+          { kinds: [6], '#e': [event.id], authors: [viewerPubkey], limit: 1 },
+          { kinds: [7], '#e': [event.id], authors: [viewerPubkey], limit: 1 },
+          { kinds: [10003], '#e': [event.id], authors: [viewerPubkey], limit: 1 },
+        ])
+        : [],
     ]);
 
+  const reactionEvent = relatedEvents.find((event) => event.kind === 6);
+  const repostEvent = relatedEvents.find((event) => event.kind === 7);
+  const bookmarkEvent = relatedEvents.find((event) => event.kind === 10003);
+
   const content = buildInlineRecipients(mentions) + html;
 
   const cw = event.tags.find(isCWTag);
@@ -69,7 +78,7 @@ async function renderStatus(event: DittoEvent<1>, viewerPubkey?: string) {
     favourited: reactionEvent?.content === '+',
     reblogged: Boolean(repostEvent),
     muted: false,
-    bookmarked: false,
+    bookmarked: Boolean(bookmarkEvent),
     reblog: null,
     application: null,
     media_attachments: media.map(renderAttachment),