diff --git a/client/app/components/post-input.tsx b/client/app/components/post-input.tsx
index 94e95b6..fd2534a 100644
--- a/client/app/components/post-input.tsx
+++ b/client/app/components/post-input.tsx
@@ -19,6 +19,7 @@ import {
 	stringifySelections,
 } from "./tag-input";
 import { TagSelect } from "./tag-select";
+import { Textarea } from "./textarea";
 
 interface Props {
 	level?: number;
@@ -167,11 +168,8 @@ function PostInput({ disabled, level = 0, parent, dataExtra }: Props) {
 					</header>
 				)}
 
-				<textarea
-					className={clsx(
-						"w-full rounded-lg bg-zinc-100 dark:bg-neutral-800 border-zinc-200 dark:border-neutral-700 p-2 h-30",
-						{ hidden: !hidePreview },
-					)}
+				<Textarea
+					className={clsx({ hidden: !hidePreview })}
 					placeholder={
 						isComment ? "What do you think?" : "What have you got to share?"
 					}
diff --git a/client/app/components/textarea.tsx b/client/app/components/textarea.tsx
new file mode 100644
index 0000000..1b27a6c
--- /dev/null
+++ b/client/app/components/textarea.tsx
@@ -0,0 +1,20 @@
+import clsx from "clsx";
+import React from "react";
+
+const Textarea = React.forwardRef<
+	HTMLTextAreaElement,
+	React.ComponentProps<"textarea">
+>(({ className, ...props }, ref) => {
+	return (
+		<textarea
+			className={clsx(
+				"w-full rounded-lg bg-zinc-100 dark:bg-neutral-800 border-zinc-200 dark:border-neutral-700 p-2 h-30",
+				className,
+			)}
+			ref={ref}
+			{...props}
+		/>
+	);
+});
+
+export { Textarea };
diff --git a/client/app/lib/render-bio.server.ts b/client/app/lib/render-bio.server.ts
new file mode 100644
index 0000000..1abdf60
--- /dev/null
+++ b/client/app/lib/render-bio.server.ts
@@ -0,0 +1,31 @@
+import rehypeSanitize from "rehype-sanitize";
+import rehypeStringify from "rehype-stringify";
+import remarkGfm from "remark-gfm";
+import remarkParse from "remark-parse";
+import remarkRehype from "remark-rehype";
+import { unified, type Plugin } from "unified";
+import { visit } from "unist-util-visit";
+
+const processor = unified()
+	.use(remarkParse)
+	.use(remarkGfm)
+	.use(remarkRehype)
+	.use(exclude, { elements: ["table", "img"] })
+	.use(rehypeSanitize)
+	.use(rehypeStringify);
+
+async function renderBio(bio: string) {
+	return (await processor.process(bio)).toString();
+}
+
+function exclude({ elements }: { elements: string[] }): ReturnType<Plugin> {
+	return (tree) => {
+		visit(tree, "element", (child, index, parent) => {
+			if (elements.includes(child.tagName)) {
+				parent.children.splice(index, 1);
+			}
+		});
+	};
+}
+
+export { renderBio };
diff --git a/client/app/routes/communities_.new.tsx b/client/app/routes/communities_.new.tsx
index efe98de..06dfb58 100644
--- a/client/app/routes/communities_.new.tsx
+++ b/client/app/routes/communities_.new.tsx
@@ -8,6 +8,7 @@ import { useFetcher } from "@remix-run/react";
 import { FieldValues, useForm } from "react-hook-form";
 import { Button } from "~/components/button";
 import { Input } from "~/components/input";
+import { Textarea } from "~/components/textarea";
 import { checkAuth } from "~/lib/check-auth";
 import { getModerators } from "~/lib/get-moderators";
 import { prisma } from "~/lib/prisma.server";
@@ -103,8 +104,7 @@ export default function CreateCommunity() {
 
 						<label>
 							Description
-							<textarea
-								className="w-full rounded-lg bg-zinc-100 dark:bg-neutral-800 border-zinc-200 dark:border-neutral-700 p-2 h-30"
+							<Textarea
 								maxLength={512}
 								placeholder="Talk about the community."
 								{...register("description", {
diff --git a/client/app/routes/events_.add.tsx b/client/app/routes/events_.add.tsx
index a513519..7553fce 100644
--- a/client/app/routes/events_.add.tsx
+++ b/client/app/routes/events_.add.tsx
@@ -7,6 +7,7 @@ import { FieldValues, useForm } from "react-hook-form";
 import { Button } from "~/components/button";
 import { FileInput } from "~/components/file-input";
 import { Input } from "~/components/input";
+import { Textarea } from "~/components/textarea";
 import { timeFromString } from "~/lib/time";
 import { uploadMedia } from "~/lib/upload-media";
 
@@ -167,8 +168,7 @@ export default function AddEvent() {
 
 						<label className="block mt-2">
 							Description*
-							<textarea
-								className="w-full rounded-lg bg-zinc-100 dark:bg-neutral-800 border-zinc-200 dark:border-neutral-700 p-2 h-30"
+							<Textarea
 								maxLength={512}
 								{...register("description", {
 									required: true,
diff --git a/client/app/routes/p.$username.tsx b/client/app/routes/p.$username.tsx
index eda052f..a1a93c3 100644
--- a/client/app/routes/p.$username.tsx
+++ b/client/app/routes/p.$username.tsx
@@ -1,12 +1,32 @@
-import { LoaderFunctionArgs, MetaFunction, json } from "@remix-run/node";
-import { NavLink, useLoaderData, useOutlet } from "@remix-run/react";
+import {
+	ActionFunctionArgs,
+	LoaderFunctionArgs,
+	MetaFunction,
+	json,
+} from "@remix-run/node";
+import {
+	NavLink,
+	useFetcher,
+	useLoaderData,
+	useOutlet,
+	useParams,
+} from "@remix-run/react";
 import clsx from "clsx";
+import parse from "html-react-parser";
 import React from "react";
+import { FieldValues, useForm } from "react-hook-form";
+import { Jsonify } from "type-fest";
 import { Avatar } from "~/components/avatar";
+import { Button } from "~/components/button";
+import { Modal } from "~/components/modal";
 import { PostItem, PostItemProps } from "~/components/post-item";
 import { PostTime } from "~/components/post-time";
+import { Textarea } from "~/components/textarea";
 import { Username } from "~/components/username";
+import { checkAuth } from "~/lib/check-auth";
+import { useGlobalCtx } from "~/lib/global-ctx";
 import { prisma } from "~/lib/prisma.server";
+import { renderBio } from "~/lib/render-bio.server";
 import { renderSummary } from "~/lib/render-summary.server";
 import { values } from "~/lib/values.server";
 
@@ -19,10 +39,12 @@ export const loader = async ({ params }: LoaderFunctionArgs) => {
 		throw json({}, { status: 404 });
 	}
 
+	user.bio = await renderBio(user.bio || "");
+
 	const posts = await prisma.post.findMany({
 		where: { userId: user.id, parentId: null },
 		orderBy: { createdAt: "desc" },
-		include: { user: true, media: true },
+		include: { user: true, media: true, community: true },
 	});
 
 	for (const post of posts) {
@@ -32,6 +54,30 @@ export const loader = async ({ params }: LoaderFunctionArgs) => {
 	return { user, meta: values.meta(), posts };
 };
 
+export const action = async ({ params, request }: ActionFunctionArgs) => {
+	if (request.method !== "PATCH") {
+		throw json({}, { status: 405 });
+	}
+
+	const userId = await checkAuth(request);
+	const user = await prisma.user.findFirst({
+		where: { id: userId },
+	});
+
+	if (!user) {
+		throw json({}, { status: 404 });
+	}
+
+	if (user.username !== params.username) {
+		throw json({}, { status: 403 });
+	}
+
+	const data = await request.json();
+	await prisma.user.update({ where: { id: userId }, data: { bio: data.bio } });
+
+	return json({});
+};
+
 export const meta: MetaFunction<typeof loader> = ({ data }) => {
 	return [
 		{ title: `@${data?.user?.username} | ${data?.meta.shortName} ✽ compa` },
@@ -59,21 +105,27 @@ export default function Profile() {
 		<main className="container mx-auto min-h-[60vh] mt-2">
 			<div className="grid lg:grid-cols-3">
 				<div className="col-span-1 lg:col-span-2">
-					<div className="flex gap-2 pb-5">
+					<div className="flex gap-2 mb-2">
 						<Avatar name={user.username} />
 
-						<div>
+						<div className="flex-1">
 							<div className="font-mono font-medium">
 								<Username user={user} showVerfied />
 							</div>
 
 							<div className="text-secondary text-sm font-medium">
-								joined <PostTime time={user.createdAt} />
+								Joined <PostTime time={user.createdAt} />
 							</div>
 
-							<div className="text-secondary bg-zinc-200 dark:bg-neutral-800 inline px-1 py-0.5 rounded-lg font-medium text-sm">
-								{posts.length} discussions
+							<div className="flex gap-2">
+								<div className="text-secondary bg-zinc-200 dark:bg-neutral-800 inline px-1 py-0.5 rounded-lg font-medium text-sm">
+									{posts.length} discussions
+								</div>
+
+								<EditBio />
 							</div>
+
+							<div className="mt-2 bio">{parse(user.bio || "")}</div>
 						</div>
 					</div>
 
@@ -112,7 +164,7 @@ export default function Profile() {
 	);
 }
 
-function Posts({ posts }: { posts: PostItemProps["post"][] }) {
+function Posts({ posts }: { posts: Jsonify<PostItemProps["post"]>[] }) {
 	if (posts.length === 0) {
 		return (
 			<div className="p-4 text-secondary">
@@ -132,3 +184,80 @@ function Posts({ posts }: { posts: PostItemProps["post"][] }) {
 		</React.Fragment>
 	));
 }
+
+function EditBio() {
+	const { username } = useParams();
+	const { user: authUser } = useGlobalCtx();
+	const { register, handleSubmit, watch } = useForm({
+		defaultValues: { bio: authUser?.bio },
+	});
+
+	const fetcher = useFetcher();
+
+	const [showForm, setShowForm] = React.useState(false);
+
+	const isSelf = authUser?.username === username;
+
+	async function updateBio(data: FieldValues) {
+		fetcher.submit(JSON.stringify(data), {
+			method: "PATCH",
+			encType: "application/json",
+			action: `/p/${username}`,
+		});
+
+		setShowForm(false);
+	}
+
+	React.useEffect(() => {
+		if (!fetcher.data) {
+			return;
+		}
+
+		setShowForm(false);
+	}, [fetcher.data]);
+
+	if (!isSelf) {
+		return null;
+	}
+
+	const $bio = watch("bio");
+
+	return (
+		<>
+			<button
+				type="button"
+				className="flex items-center gap-1 text-secondary bg-zinc-200 dark:bg-neutral-800 inline px-1 py-0.5 rounded-lg font-medium text-sm"
+				onClick={() => setShowForm(true)}
+			>
+				<div className="i-lucide-pencil" /> Edit bio
+			</button>
+
+			<Modal
+				className="w-full max-w-[24rem]"
+				open={showForm}
+				onClose={() => setShowForm(false)}
+			>
+				<form onSubmit={handleSubmit(updateBio)}>
+					<header className="px-2 py-1 font-bold">Edit bio</header>
+					<div className="px-2">
+						<Textarea maxLength={240} {...register("bio")} />
+						<div className="text-end text-xs text-secondary">
+							{$bio?.length || 0}/240
+						</div>
+					</div>
+
+					<footer className="border-t dark:border-neutral-800 flex justify-end p-2 gap-2 mt-2">
+						<Button
+							type="button"
+							variant="neutral"
+							onClick={() => setShowForm(false)}
+						>
+							Cancel
+						</Button>
+						<Button disabled={fetcher.state === "submitting"}>Save</Button>
+					</footer>
+				</form>
+			</Modal>
+		</>
+	);
+}
diff --git a/client/app/style.css b/client/app/style.css
index 57e271f..e53152e 100644
--- a/client/app/style.css
+++ b/client/app/style.css
@@ -191,4 +191,8 @@ input {
 
 .ptr--text {
   @apply !dark:text-neutral-500 font-medium;
+}
+
+.bio a {
+  @apply text-blue-500 underline font-medium;
 }
\ No newline at end of file
diff --git a/client/prisma/migrations/20240425224659_bio/migration.sql b/client/prisma/migrations/20240425224659_bio/migration.sql
new file mode 100644
index 0000000..d1822c5
--- /dev/null
+++ b/client/prisma/migrations/20240425224659_bio/migration.sql
@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "User" ADD COLUMN "bio" TEXT;
diff --git a/client/prisma/schema.prisma b/client/prisma/schema.prisma
index 206f04b..1844e90 100644
--- a/client/prisma/schema.prisma
+++ b/client/prisma/schema.prisma
@@ -57,6 +57,7 @@ model User {
   updatedAt              DateTime                 @updatedAt
   verified               Boolean                  @default(false)
   role                   String                   @default("common")
+  bio                    String?
   PasswordResetRequest   PasswordResetRequest[]
   Post                   Post[]
   Vote                   Vote[]