diff --git a/src/lib/atproto/server/feed.remote.ts b/src/lib/atproto/server/feed.remote.ts
index 3d61029..0f882d4 100644
--- a/src/lib/atproto/server/feed.remote.ts
+++ b/src/lib/atproto/server/feed.remote.ts
@@ -5,6 +5,56 @@ import type { ResourceUri } from '@atcute/lexicons';
 import { Client, simpleFetchHandler } from '@atcute/client';
 import * as TID from '@atcute/tid';
 
+/**
+ * Resolve a batch of DIDs to their minimal profile view (handle + display
+ * name + avatar). Uses the public appview so it works for signed-out
+ * viewers too. Returns a map keyed by DID; missing or failed lookups are
+ * simply absent from the result.
+ */
+export const resolveProfiles = command(
+	v.object({
+		dids: v.array(v.string())
+	}),
+	async (input) => {
+		const out: Record<
+			string,
+			{ handle: string; displayName: string | null; avatar: string | null }
+		> = {};
+		if (input.dids.length === 0) return { profiles: out };
+
+		// Dedupe before hitting the network — a feed with N posts often has
+		// far fewer distinct submitters than N. Uses the public appview,
+		// unauthenticated, so there are no scope concerns.
+		const unique = Array.from(new Set(input.dids));
+		const publicClient = new Client({
+			handler: simpleFetchHandler({ service: 'https://public.api.bsky.app' })
+		});
+
+		for (let i = 0; i < unique.length; i += 25) {
+			const batch = unique.slice(i, i + 25);
+			try {
+				const res = await publicClient.get('app.bsky.actor.getProfiles', {
+					// eslint-disable-next-line @typescript-eslint/no-explicit-any
+					params: { actors: batch as any }
+				});
+				if (res.ok) {
+					for (const p of res.data.profiles) {
+						out[p.did] = {
+							handle: p.handle,
+							displayName: p.displayName ?? null,
+							avatar: p.avatar ?? null
+						};
+					}
+				}
+			} catch (e) {
+				console.error('[resolveProfiles] batch failed', e);
+			}
+		}
+
+		return { profiles: out };
+	}
+);
+
 /**
  * Fetch viewer-specific state for a batch of post URIs. Returns a map
  * `{ [uri]: { likeUri: string | null } }` so the caller can render
diff --git a/src/lib/components/user-profile/UserProfile.svelte b/src/lib/components/user-profile/UserProfile.svelte
index d87004c..d183741 100644
--- a/src/lib/components/user-profile/UserProfile.svelte
+++ b/src/lib/components/user-profile/UserProfile.svelte
@@ -1,14 +1,26 @@
 <script lang="ts">
 	import type { Snippet } from 'svelte';
-	import { Avatar, Button, cn, sanitize, Prose } from '@foxui/core';
+	import { Avatar, cn, sanitize, Prose } from '@foxui/core';
 
-	let { profile, class: className, children }: { profile: {
-		banner?: string;
-		avatar?: string;
-		displayName?: string;
-		handle?: string;
-		description?: string;
-	}, class: string; children?: Snippet } = $props();
+	let {
+		profile,
+		class: className,
+		children,
+		headerActions
+	}: {
+		profile: {
+			banner?: string;
+			avatar?: string;
+			displayName?: string;
+			handle?: string;
+			description?: string;
+		};
+		class: string;
+		children?: Snippet;
+		/** Rendered to the right of the name row (where a Follow button
+		  * would normally live). Caller controls the content entirely. */
+		headerActions?: Snippet;
+	} = $props();
 
 	function linkify(text: string): string {
 		// Escape HTML first
@@ -72,7 +84,11 @@
 				</div>
 			</div>
 
-			<!-- <Button>Follow</Button> -->
+			{#if headerActions}
+				<div class="flex shrink-0 items-center gap-2 sm:pb-1">
+					{@render headerActions()}
+				</div>
+			{/if}
 		</div>
 
 		{#if children}
diff --git a/src/lib/reddit/RedditPostCard.svelte b/src/lib/reddit/RedditPostCard.svelte
index 1c3360f..ff5e316 100644
--- a/src/lib/reddit/RedditPostCard.svelte
+++ b/src/lib/reddit/RedditPostCard.svelte
@@ -4,7 +4,7 @@
 	import { Avatar } from '@foxui/core';
 	import { Heart, MessageCircle, Repeat2 } from '@lucide/svelte';
 	import { wireEmbedClicks } from '$lib/components/embed';
-	import { blueskyPostToPostData } from '$lib/components';
+	import { blueskyPostToPostData, numberToHumanReadable } from '$lib/components';
 	import { Post } from '$lib/components';
 	import { likePost, unlikePost } from '$lib/atproto/server/feed.remote';
 	import { user } from '$lib/atproto/auth.svelte';
@@ -38,12 +38,16 @@
 		/** Tailwind color label, e.g. "pink". Only needed when `row` is a bare
 		  * PostRow (no community_accent_color). On a PostWithCommunity the row
 		  * already carries the cached accent color. */
-		accentColor: accentColorProp
+		accentColor: accentColorProp,
+		/** Resolved profile of the user who submitted this post via DM.
+		  * Caller is responsible for fetching the handle by `row.author_did`. */
+		submitter
 	}: {
 		row: CardRow;
 		quoted?: PostView | null;
 		showCommunity?: boolean;
 		accentColor?: string | null;
+		submitter?: { handle: string; displayName: string | null } | null;
 	} = $props();
 
 	const communityHandle = $derived(
@@ -176,6 +180,16 @@
 		{:else}
 			<span>{fmtRelative(row.indexed_at)}</span>
 		{/if}
+		{#if submitter}
+			<span>·</span>
+			<span>submitted by</span>
+			<a
+				href={`/profile/${submitter.handle}`}
+				class="hover:underline"
+			>
+				@{submitter.handle}
+			</a>
+		{/if}
 	</div>
 
 	{#if row.title}
@@ -203,7 +217,7 @@
 					aria-label={isLiked ? 'Unlike' : 'Like'}
 				>
 					<Heart size={14} fill={isLiked ? 'currentColor' : 'none'} />
-					{displayLikeCount}
+					{numberToHumanReadable(displayLikeCount)}
 				</button>
 				{#if bskyUrl}
 					<a
@@ -214,15 +228,15 @@
 						class="hover:text-accent-500 flex items-center gap-1 transition-colors"
 						aria-label="Reply on Bluesky"
 					>
-						<MessageCircle size={14} /> {replyCount}
+						<MessageCircle size={14} /> {numberToHumanReadable(replyCount)}
 					</a>
 				{:else}
 					<span class="flex items-center gap-1">
-						<MessageCircle size={14} /> {replyCount}
+						<MessageCircle size={14} /> {numberToHumanReadable(replyCount)}
 					</span>
 				{/if}
 				<span class="flex items-center gap-1">
-					<Repeat2 size={14} /> {repostCount}
+					<Repeat2 size={14} /> {numberToHumanReadable(repostCount)}
 				</span>
 				{#if bskyUrl}
 					<Bluesky
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index bedf4ba..7d9c156 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -3,10 +3,13 @@
 	import { Loader2 } from '@lucide/svelte';
 	import { getHomeFeed } from '$lib/reddit/server/communities.remote';
 	import { getQuotedPosts } from '$lib/reddit/server/quoted-posts.remote';
+	import { resolveProfiles } from '$lib/atproto/server/feed.remote';
 	import RedditPostCard from '$lib/reddit/RedditPostCard.svelte';
 	import SortTabs from '$lib/reddit/SortTabs.svelte';
 	import type { PostSort, PostWithCommunity } from '$lib/reddit/db';
 
+	type SubmitterProfile = { handle: string; displayName: string | null; avatar: string | null };
+
 	const PAGE_SIZE = 50;
 
 	let loading = $state(true);
@@ -14,19 +17,37 @@
 	let hasMore = $state(true);
 	let feed = $state<PostWithCommunity[]>([]);
 	let quoted = $state<Record<string, unknown>>({});
+	let submitters = $state<Record<string, SubmitterProfile>>({});
 	let sort = $state<PostSort>('hot');
 
+	function uniqueAuthorDids(rows: PostWithCommunity[]): string[] {
+		const seen: Record<string, true> = {};
+		const out: string[] = [];
+		for (const r of rows) {
+			if (r.author_did && !seen[r.author_did]) {
+				seen[r.author_did] = true;
+				out.push(r.author_did);
+			}
+		}
+		return out;
+	}
+
 	async function loadFeed(nextSort: PostSort) {
 		loading = true;
 		hasMore = true;
 		feed = [];
 		quoted = {};
+		submitters = {};
 		try {
 			const rows = await getHomeFeed({ limit: PAGE_SIZE, sort: nextSort });
 			feed = rows;
 			if (rows.length > 0) {
-				const res = await getQuotedPosts({ uris: rows.map((p) => p.quoted_post_uri) });
-				quoted = res.posts;
+				const [quotedRes, profileRes] = await Promise.all([
+					getQuotedPosts({ uris: rows.map((p) => p.quoted_post_uri) }),
+					resolveProfiles({ dids: uniqueAuthorDids(rows) })
+				]);
+				quoted = quotedRes.posts;
+				submitters = profileRes.profiles;
 			}
 			hasMore = rows.length >= PAGE_SIZE;
 		} catch (e) {
@@ -47,8 +68,12 @@
 			});
 			feed = [...feed, ...rows];
 			if (rows.length > 0) {
-				const res = await getQuotedPosts({ uris: rows.map((p) => p.quoted_post_uri) });
-				quoted = { ...quoted, ...res.posts };
+				const [quotedRes, profileRes] = await Promise.all([
+					getQuotedPosts({ uris: rows.map((p) => p.quoted_post_uri) }),
+					resolveProfiles({ dids: uniqueAuthorDids(rows) })
+				]);
+				quoted = { ...quoted, ...quotedRes.posts };
+				submitters = { ...submitters, ...profileRes.profiles };
 			}
 			if (rows.length < PAGE_SIZE) {
 				hasMore = false;
@@ -99,6 +124,7 @@
 				<RedditPostCard
 					row={p}
 					quoted={(quoted[p.quoted_post_uri] ?? undefined) as never}
+					submitter={p.author_did ? (submitters[p.author_did] ?? null) : null}
 					showCommunity
 				/>
 			{/each}
diff --git a/src/routes/c/[handle]/+page.svelte b/src/routes/c/[handle]/+page.svelte
index 11f76ba..cbce59c 100644
--- a/src/routes/c/[handle]/+page.svelte
+++ b/src/routes/c/[handle]/+page.svelte
@@ -5,7 +5,7 @@
 	import { Loader2, Check, UserPlus, Plus } from '@lucide/svelte';
 	import { getCommunity, getCommunityPosts } from '$lib/reddit/server/communities.remote';
 	import { getQuotedPosts } from '$lib/reddit/server/quoted-posts.remote';
-	import { followUser, unfollowUser, getProfile } from '$lib/atproto/server/feed.remote';
+	import { followUser, unfollowUser, getProfile, resolveProfiles } from '$lib/atproto/server/feed.remote';
 	import { user } from '$lib/atproto/auth.svelte';
 	import { loginModalState } from '$lib/LoginModal.svelte';
 	import RedditPostCard from '$lib/reddit/RedditPostCard.svelte';
@@ -14,6 +14,7 @@
 	import type { PostSort, PostWithCommunity } from '$lib/reddit/db';
 
 	type CommunityInfo = Awaited<ReturnType<typeof getCommunity>>;
+	type SubmitterProfile = { handle: string; displayName: string | null; avatar: string | null };
 
 	let loading = $state(true);
 	let postsLoading = $state(false);
@@ -23,8 +24,21 @@
 	let community = $state<CommunityInfo>(null);
 	let posts = $state<PostWithCommunity[]>([]);
 	let quoted = $state<Record<string, unknown>>({});
+	let submitters = $state<Record<string, SubmitterProfile>>({});
 	let sort = $state<PostSort>('hot');
 
+	function uniqueAuthorDids(rows: PostWithCommunity[]): string[] {
+		const seen: Record<string, true> = {};
+		const out: string[] = [];
+		for (const r of rows) {
+			if (r.author_did && !seen[r.author_did]) {
+				seen[r.author_did] = true;
+				out.push(r.author_did);
+			}
+		}
+		return out;
+	}
+
 	// Follow state — populated after the community loads, if the user is
 	// signed in. `followUri` is the AT-URI of the user's follow record
 	// (needed to unfollow).
@@ -49,9 +63,14 @@
 			const rows = await getCommunityPosts({ handle, limit: 50, sort: nextSort });
 			posts = rows;
 			quoted = {};
+			submitters = {};
 			if (rows.length > 0) {
-				const res = await getQuotedPosts({ uris: rows.map((r) => r.quoted_post_uri) });
-				quoted = res.posts;
+				const [quotedRes, profileRes] = await Promise.all([
+					getQuotedPosts({ uris: rows.map((r) => r.quoted_post_uri) }),
+					resolveProfiles({ dids: uniqueAuthorDids(rows) })
+				]);
+				quoted = quotedRes.posts;
+				submitters = profileRes.profiles;
 			}
 			hasMore = rows.length >= 50;
 		} catch (e) {
@@ -73,8 +92,12 @@
 			});
 			posts = [...posts, ...rows];
 			if (rows.length > 0) {
-				const res = await getQuotedPosts({ uris: rows.map((r) => r.quoted_post_uri) });
-				quoted = { ...quoted, ...res.posts };
+				const [quotedRes, profileRes] = await Promise.all([
+					getQuotedPosts({ uris: rows.map((r) => r.quoted_post_uri) }),
+					resolveProfiles({ dids: uniqueAuthorDids(rows) })
+				]);
+				quoted = { ...quoted, ...quotedRes.posts };
+				submitters = { ...submitters, ...profileRes.profiles };
 			}
 			if (rows.length < 50) {
 				hasMore = false;
@@ -261,6 +284,7 @@
 						row={p}
 						quoted={(quoted[p.quoted_post_uri] ?? undefined) as never}
 						accentColor={community.accentColor}
+						submitter={p.author_did ? (submitters[p.author_did] ?? null) : null}
 						showCommunity
 					/>
 				{/each}
diff --git a/src/routes/profile/[handle]/+page.svelte b/src/routes/profile/[handle]/+page.svelte
index 6972905..587050d 100644
--- a/src/routes/profile/[handle]/+page.svelte
+++ b/src/routes/profile/[handle]/+page.svelte
@@ -132,6 +132,9 @@
 				<p class="text-sm text-red-500">{error}</p>
 			</div>
 		{:else if profile}
+			{#snippet profileHeaderActions()}
+				<Bluesky href={`https://bsky.app/profile/${profile.handle}`} svgClasses="size-5" />
+			{/snippet}
 			<UserProfile
 				profile={{
 					banner: profile.banner,
@@ -141,6 +144,7 @@
 					description: profile.description
 				}}
 				class=""
+				headerActions={profileHeaderActions}
 			>
 				<div class="flex items-center justify-between">
 					<div class="flex items-center gap-4 text-sm">
@@ -161,7 +165,6 @@
 						{/if}
 					</div>
 					<div class="flex items-center gap-2">
-						<Bluesky href={`https://bsky.app/profile/${profile.handle}`} svgClasses="size-5" />
 						{#if isOwnProfile}
 							<Button variant="ghost" onclick={logout} class="gap-2" size="sm">
 								<LogOut size={14} />