diff --git a/nobilis b/nobilis
index 9648ae5..39a65bd 160000
--- a/nobilis
+++ b/nobilis
@@ -1 +1 @@
-Subproject commit 9648ae56c88fc3b2e9107d72f25e11c9f39c262a
+Subproject commit 39a65bd0df1786f894a0115341aa5c65e0dcdd22
diff --git a/src/renderer/src/state/store.ts b/src/renderer/src/state/store.ts
index 8c7caf9..63835c3 100644
--- a/src/renderer/src/state/store.ts
+++ b/src/renderer/src/state/store.ts
@@ -2281,6 +2281,18 @@ export class ChatStore {
       return
     }
 
+    // A Stoat invite joins the server, in the first Stoat account there is; with none, it is a web page for the browser.
+    if (link.service === 'stoat') {
+      const account = this.state.accounts.find((a) => a.service === 'stoat' && a.state === 'connected') ?? this.state.accounts.find((a) => a.service === 'stoat')
+      if (!account) {
+        void window.moho.openExternal(link.url)
+        return
+      }
+      this.set({ activePanel: '' })
+      void this.joinAndOpen(account.id, link.url)
+      return
+    }
+
     // A Telegram link goes to wherever it points: the chat, joined if the account is not in it, and the post.
     if (link.service === 'telegram') {
       void this.openTelegramLink(link.url)
diff --git a/src/shared/deeplink.test.ts b/src/shared/deeplink.test.ts
index 1c3e127..092500a 100644
--- a/src/shared/deeplink.test.ts
+++ b/src/shared/deeplink.test.ts
@@ -1,5 +1,5 @@
 import { describe, expect, it } from 'vitest'
-import { isDeepLink, isTelegramLink, parseDeepLink } from './deeplink'
+import { isDeepLink, isTelegramLink, parseDeepLink, stoatInviteCode } from './deeplink'
 
 describe('a Telegram link', () => {
   it('is what the View in Telegram button of a post opens, and what a message says', () => {
@@ -44,3 +44,17 @@ describe('a Telegram link', () => {
     expect(parseDeepLink('https://kick.com/xqc')?.service).toBe('kick')
   })
 })
+
+describe('a Stoat invite', () => {
+  it('is read from the official addresses, and only those', () => {
+    expect(stoatInviteCode('https://stoat.chat/invite/gJhyqXTt')).toBe('gJhyqXTt')
+    expect(stoatInviteCode('https://app.stoat.chat/invite/gJhyqXTt/')).toBe('gJhyqXTt')
+    expect(stoatInviteCode('https://rvlt.gg/Abc123')).toBe('Abc123')
+    expect(stoatInviteCode('https://stoat.chat/')).toBeNull()
+    expect(stoatInviteCode('https://example.com/invite/abc')).toBeNull()
+    expect(stoatInviteCode('https://stoat.chat.example.com/invite/abc')).toBeNull()
+    expect(stoatInviteCode('https://stoat.chat/invite/a b')).toBeNull()
+    expect(parseDeepLink('https://stoat.chat/invite/gJhyqXTt')).toEqual({ service: 'stoat', code: 'gJhyqXTt', url: 'https://stoat.chat/invite/gJhyqXTt' })
+    expect(isDeepLink('https://stoat.chat/invite/gJhyqXTt')).toBe(true)
+  })
+})
diff --git a/src/shared/deeplink.ts b/src/shared/deeplink.ts
index a7dd6d9..f259a80 100644
--- a/src/shared/deeplink.ts
+++ b/src/shared/deeplink.ts
@@ -36,7 +36,14 @@ export interface TelegramLink {
   url: string
 }
 
-export type DeepLink = IrcLink | KickLink | TelegramLink
+/** An invitation to a Stoat server: its link in a message, which joins it where the account has one. */
+export interface StoatInvite {
+  service: 'stoat'
+  code: string
+  url: string
+}
+
+export type DeepLink = IrcLink | KickLink | TelegramLink | StoatInvite
 
 /**
  * Schemes moho asks the desktop to send it.
@@ -50,7 +57,28 @@ export const DEEP_LINK_SCHEMES = ['irc', 'ircs', 'tg']
 /** Whether a string is a link this client would act on. */
 export function isDeepLink(value: string): boolean {
   const lower = value.toLowerCase()
-  return DEEP_LINK_SCHEMES.some((s) => lower.startsWith(`${s}:`)) ? isTelegramOrIrc(value) : !!kickHandle(value) || isTelegramLink(value)
+  return DEEP_LINK_SCHEMES.some((s) => lower.startsWith(`${s}:`)) ? isTelegramOrIrc(value) : !!kickHandle(value) || isTelegramLink(value) || !!stoatInviteCode(value)
+}
+
+/**
+ * The code in a link to a Stoat invite (`stoat.chat/invite/Code`, the same on the web app or Revolt's old names, or the
+ * short `rvlt.gg/Code`), or null. Only the official addresses: a self-hosted instance's own are joined by pasting them
+ * into the join panel, since nothing here can tell its address from any other website's.
+ */
+export function stoatInviteCode(value: string): string | null {
+  let url: URL
+  try {
+    url = new URL(value.trim())
+  } catch {
+    return null
+  }
+  if (!/^https?:$/.test(url.protocol)) return null
+  const host = url.hostname.replace(/^www\./, '').toLowerCase()
+  const parts = url.pathname.split('/').filter(Boolean)
+  let code: string | undefined
+  if (['stoat.chat', 'app.stoat.chat', 'revolt.chat', 'app.revolt.chat'].includes(host) && parts.length === 2 && parts[0] === 'invite') code = parts[1]
+  else if (['rvlt.gg', 'stt.gg'].includes(host) && parts.length === 1) code = parts[0]
+  return code && /^[A-Za-z0-9_-]{1,32}$/.test(code) ? code : null
 }
 
 /** A `tg:` link is only one of ours if it is a kind that opens a chat; the others (login, proxy, themes) are not. */
@@ -143,6 +171,8 @@ export function parseDeepLink(value: string): DeepLink | null {
   const kick = kickHandle(value)
   if (kick) return { service: 'kick', handle: kick }
   if (isTelegramLink(value)) return { service: 'telegram', url: value.trim() }
+  const invite = stoatInviteCode(value)
+  if (invite) return { service: 'stoat', code: invite, url: value.trim() }
 
   let url: URL
   try {