diff --git a/src/database.js b/src/database.js
index 6106c6f..af54d99 100644
--- a/src/database.js
+++ b/src/database.js
@@ -126,6 +126,25 @@ export function getAllChannels() {
   return results;
 }
 
+export function getAllMessages(limit = 50) {
+  const stmt = db.prepare(
+    `SELECT * FROM messages
+     ORDER BY created_at DESC
+     LIMIT ?`
+  );
+
+  stmt.bind([limit]);
+  const results = [];
+
+  while (stmt.step()) {
+    const row = stmt.getAsObject();
+    results.push(row);
+  }
+
+  stmt.free();
+  return results;
+}
+
 export function getLatestMessageTime(channelId) {
   const stmt = db.prepare(
     `SELECT MAX(created_at) as latest FROM messages WHERE channel_id = ?`
diff --git a/src/rss.js b/src/rss.js
index dcf99ab..2cf96d5 100644
--- a/src/rss.js
+++ b/src/rss.js
@@ -1,14 +1,14 @@
 import express from 'express';
 import RSS from 'rss';
-import { getMessagesByChannel, getAllChannels } from './database.js';
+import { getMessagesByChannel, getAllChannels, getAllMessages } from './database.js';
 
 const router = express.Router();
 
-function generateRSSFeed(messages, channelInfo) {
+function generateRSSFeed(messages, channelInfo, feedUrlSuffix = null) {
   const feed = new RSS({
     title: `Discord Channel - ${channelInfo}`,
     description: 'Messages from Discord channel',
-    feed_url: `${process.env.BASE_URL || 'http://localhost:3000'}/rss/${channelInfo}`,
+    feed_url: `${process.env.BASE_URL || 'http://localhost:3000'}/rss/${feedUrlSuffix || channelInfo}`,
     site_url: process.env.BASE_URL || 'http://localhost:3000',
     language: 'en',
     pubDate: new Date(),
@@ -59,4 +59,21 @@ router.get('/:channelId', (req, res) => {
   res.type('application/rss+xml').send(xml);
 });
 
+// GET /rss-all - Combined RSS feed from all channels
+router.get('/all', (req, res) => {
+  const limit = parseInt(req.query.limit, 10) || 50;
+
+  const messages = getAllMessages(limit);
+
+  if (messages.length === 0) {
+    return res.status(404).json({
+      error: 'No messages found',
+      hint: 'Make sure the bot has fetched messages from channels',
+    });
+  }
+
+  const xml = generateRSSFeed(messages, 'All Channels', 'all');
+  res.type('application/rss+xml').send(xml);
+});
+
 export default router;