Remove redundant warmOutbox calls from ensureLiveFeedSubscription and newAuthors path — NDK.subscribe already calls trackUsers internally, so only the pre-bootstrap warmOutbox is needed. This reduces the outbox event burst that was starving the worker message queue.

www/feed.html

@@ -556,9 +556,8 @@ import { initPostCards } from './js/post-interactions2.mjs';
       const now = Math.floor(Date.now() / 1000);
       const since = newestKnown > 0 ? Math.max(0, newestKnown - 30) : (now - 3600);
 
-      // Fire-and-forget: NDK.subscribe already calls trackUsers internally,
-      // but doing it explicitly avoids relying on internal timing.
-      void warmOutbox(authors).catch(() => {});
+      // NDK.subscribe already calls outboxTracker.trackUsers internally,
+      // so no explicit warmOutbox call is needed here.
 
       subscribe(
         { kinds: [1], authors, since },
@@ -594,11 +593,8 @@ import { initPostCards } from './js/post-interactions2.mjs';
       }
 
       if (newAuthors.length > 0) {
-        try {
-          await warmOutbox(newAuthors);
-        } catch (e) {
-          console.warn('[feed.html] warmOutbox for new authors failed (non-blocking):', e?.message || e);
-        }
+        // NDK's fetchEvents/subscribe already calls outboxTracker.trackUsers
+        // internally for author-based filters, so no explicit warmOutbox needed.
         try {
           await fetchFeedWindow(newAuthors, { limit: INITIAL_POSTS_LOAD });
           renderFeed();

www/js/init-ndk.mjs

@@ -1038,7 +1038,7 @@ export async function getRelayData() {
         
         pendingRequests.set(requestId, { resolve, reject });
         
-        // Set timeout
+        // Set timeout (15s — worker may be busy processing outbox/NDK events)
         setTimeout(() => {
             if (pendingRequests.has(requestId)) {
                 pendingRequests.delete(requestId);
@@ -1046,7 +1046,7 @@ export async function getRelayData() {
                 console.warn('[init-ndk] Get relay data timeout, returning empty array');
                 resolve([]);
             }
-        }, 5000);
+        }, 15000);
         
         ndkWorker.port.postMessage({
             type: 'getRelayData',
@@ -1071,7 +1071,7 @@ export async function getRelayStats() {
         
         pendingRequests.set(requestId, { resolve, reject });
         
-        // Set timeout
+        // Set timeout (15s — worker may be busy processing outbox/NDK events)
         setTimeout(() => {
             if (pendingRequests.has(requestId)) {
                 pendingRequests.delete(requestId);
@@ -1079,7 +1079,7 @@ export async function getRelayStats() {
                 console.warn('[init-ndk] Get relay stats timeout, returning empty object');
                 resolve({});
             }
-        }, 5000);
+        }, 15000);
         
         ndkWorker.port.postMessage({
             type: 'getRelayStats',

www/js/version.json

@@ -1,5 +1,5 @@
 {
-  "VERSION": "v0.7.42",
-  "VERSION_NUMBER": "0.7.42",
-  "BUILD_DATE": "2026-06-26T13:44:56.791Z"
+  "VERSION": "v0.7.48",
+  "VERSION_NUMBER": "0.7.48",
+  "BUILD_DATE": "2026-06-26T14:17:56.525Z"
 }

www/ndk-worker.js

@@ -6470,11 +6470,22 @@ async function handleGetDiscoveredRelays(requestId, port) {
         try {
             const trackerData = ndk?.outboxTracker?.data;
             if (trackerData) {
+                // Debug: log what the LRU cache looks like
+                const trackerKeys = typeof trackerData.keys === 'function' ? Array.from(trackerData.keys()) :
+                    (trackerData instanceof Map ? Array.from(trackerData.keys()) : []);
+                console.log('[Worker] getDiscoveredRelays: tracker has', trackerKeys.length, 'entries');
+
+                let pubkeysProcessed = 0;
+                let pubkeysWithWriteRelays = 0;
+
                 const collectForPubkey = (pubkey) => {
+                    pubkeysProcessed++;
                     try {
                         const outboxItem = trackerData.get(pubkey);
-                        const writeRelays = outboxItem?.writeRelays;
-                        if (!writeRelays) return;
+                        if (!outboxItem) return;
+                        const writeRelays = outboxItem.writeRelays;
+                        if (!writeRelays || writeRelays.size === 0) return;
+                        pubkeysWithWriteRelays++;
                         for (const r of writeRelays) {
                             const rUrl = r?.url ? normalizeRelayUrl(r.url) : (typeof r === 'string' ? normalizeRelayUrl(r) : null);
                             if (!rUrl) continue;
@@ -6516,7 +6527,26 @@ async function handleGetDiscoveredRelays(requestId, port) {
                     for (const pubkey of trackerData.keys()) {
                         collectForPubkey(pubkey);
                     }
+                    iterated = true;
                 }
+
+                // Strategy 4: try internal storage if LRU cache has it
+                if (!iterated) {
+                    try {
+                        // Some LRU caches store entries in an internal Map or object
+                        const internal = trackerData._map || trackerData.cache || trackerData._cache;
+                        if (internal instanceof Map) {
+                            for (const [pubkey] of internal) {
+                                collectForPubkey(pubkey);
+                            }
+                            iterated = true;
+                        }
+                    } catch (_) {}
+                }
+
+                console.log('[Worker] getDiscoveredRelays: processed', pubkeysProcessed, 'pubkeys,', pubkeysWithWriteRelays, 'with write relays, iterated:', iterated, ', relayServesPubkeys size:', relayServesPubkeys.size);
+            } else {
+                console.log('[Worker] getDiscoveredRelays: no outbox tracker data available');
             }
         } catch (err) {
             console.warn('[Worker] getDiscoveredRelays: outbox tracker inversion failed:', err?.message || err);
@@ -6908,7 +6938,9 @@ self.onconnect = (event) => {
                 break;
 
             case 'getDiscoveredRelays':
-                await handleGetDiscoveredRelays(requestId, port);
+                // Don't await — run fire-and-forget so this doesn't block
+                // the message queue (getRelayData/getRelayStats must stay responsive).
+                void handleGetDiscoveredRelays(requestId, port);
                 break;
 
             case 'setActiveSigningPort':

www/relays.html

@@ -257,6 +257,10 @@
        ================================================================ -->
   <div id="divBody" class="clsBodyFull">
     <div id="divRelays">Loading relays...</div>
+    <div id="divDiscoveredRelaysWrap" style="width:95%;margin:10px auto 0 auto;">
+      <div id="divDiscoveredRelaysTitle" style="font-size:120%;margin-bottom:6px;cursor:pointer;user-select:none;">▸ Discovered Relays (Outbox)</div>
+      <div id="divDiscoveredRelays" style="display:none;"></div>
+    </div>
     <div id="divRelayEventsWrap">
       <div id="divRelayEvents" class="relay-events-stream"></div>
     </div>
@@ -333,7 +337,7 @@
     /* ================================================================
        IMPORTS
        ================================================================ */
-    import { initNDKPage, getPubkey, injectHeaderAvatar, disconnect, getRelayData, getRelayStats, reconnectRelay, publishEvent, getVersion, updateVersionDisplay, ndkFetchEvents, setRelayEventLogging } from './js/init-ndk.mjs';
+    import { initNDKPage, getPubkey, injectHeaderAvatar, disconnect, getRelayData, getRelayStats, reconnectRelay, publishEvent, getVersion, updateVersionDisplay, ndkFetchEvents, setRelayEventLogging, getDiscoveredRelays } from './js/init-ndk.mjs';
     import { HamburgerMorphing } from "./hamburger_morphing/hamburger.mjs";
     import { initFooterRelayStatus, updateFooterRelayStatus, initSidenavRelaySection, updateSidenavRelaySection, setRelayActivityState } from './js/relay-ui.mjs';
 
@@ -1331,6 +1335,79 @@ const versionInfo = await getVersion();
       }
     };
 
+    const shortNpub = (hex) => {
+      if (!hex || hex.length < 16) return hex || '-';
+      return `${hex.slice(0, 8)}…${hex.slice(-4)}`;
+    };
+
+    let discoveredRelaysExpanded = false;
+
+    const renderDiscoveredRelays = (relays) => {
+      const container = document.getElementById('divDiscoveredRelays');
+      const title = document.getElementById('divDiscoveredRelaysTitle');
+      if (!container || !title) return;
+
+      if (!discoveredRelaysExpanded) {
+        container.style.display = 'none';
+        title.textContent = `▸ Discovered Relays (Outbox)${relays.length > 0 ? ` (${relays.length})` : ''}`;
+        return;
+      }
+
+      title.textContent = `▾ Discovered Relays (Outbox) (${relays.length})`;
+      container.style.display = '';
+
+      if (relays.length === 0) {
+        container.innerHTML = '<div style="padding:8px;color:var(--muted-color);font-size:80%;">No discovered relays. Load the feed page to populate outbox relays from your follows.</div>';
+        return;
+      }
+
+      let html = '<table style="width:100%;font-size:70%;border-collapse:collapse;">';
+      html += '<thead><tr>';
+      html += '<th class="tblCol tblColLeft" style="border:0.1px solid var(--muted-color);padding:4px;">Relay</th>';
+      html += '<th class="tblCol tblColCenter" style="border:0.1px solid var(--muted-color);padding:4px;">Connected</th>';
+      html += '<th class="tblCol tblColRight" style="border:0.1px solid var(--muted-color);padding:4px;">Serving</th>';
+      html += '<th class="tblCol tblColLeft" style="border:0.1px solid var(--muted-color);padding:4px;">Sample Follows</th>';
+      html += '</tr></thead><tbody>';
+
+      for (const relay of relays) {
+        const connected = relay.connected ? SVG_CHECKED : SVG_UNCHECKED;
+        const servingCount = Array.isArray(relay.servingPubkeys) ? relay.servingPubkeys.length : 0;
+        const sampleFollows = Array.isArray(relay.servingPubkeys)
+          ? relay.servingPubkeys.slice(0, 3).map(shortNpub).join(', ')
+          : '-';
+        const rowClass = relay.connected ? 'tblRowConnected' : '';
+
+        html += `<tr class="${rowClass}">`;
+        html += `<td class="tblCol tblColLeft tblColRelay" style="border:0.1px solid var(--muted-color);padding:4px;" title="${relay.url}">${relay.url}</td>`;
+        html += `<td class="tblCol tblColCenter" style="border:0.1px solid var(--muted-color);padding:4px;">${connected}</td>`;
+        html += `<td class="tblCol tblColRight" style="border:0.1px solid var(--muted-color);padding:4px;">${servingCount}</td>`;
+        html += `<td class="tblCol tblColLeft" style="border:0.1px solid var(--muted-color);padding:4px;font-family:monospace;">${sampleFollows}</td>`;
+        html += '</tr>';
+      }
+
+      html += '</tbody></table>';
+      container.innerHTML = html;
+    };
+
+    const refreshDiscoveredRelays = async () => {
+      try {
+        const relays = await getDiscoveredRelays();
+        renderDiscoveredRelays(Array.isArray(relays) ? relays : []);
+      } catch (error) {
+        console.warn('[relays.html] Failed to fetch discovered relays:', error?.message || error);
+        renderDiscoveredRelays([]);
+      }
+    };
+
+    const initDiscoveredRelaysToggle = () => {
+      const title = document.getElementById('divDiscoveredRelaysTitle');
+      if (!title) return;
+      title.addEventListener('click', () => {
+        discoveredRelaysExpanded = !discoveredRelaysExpanded;
+        refreshDiscoveredRelays();
+      });
+    };
+
     const refreshRelayData = async () => {
       console.log('[relay2.html] Refreshing relay data...');
       try {
@@ -1494,6 +1571,9 @@ const versionInfo = await getVersion();
         
         await loadCurrentDmInboxRelayList();
 
+        // Initialize discovered relays (outbox) collapsible toggle
+        initDiscoveredRelaysToggle();
+
         // Get initial relay data
         await refreshRelayData();
         
@@ -1506,6 +1586,9 @@ const versionInfo = await getVersion();
         // Refresh relay table every 5 seconds
         setInterval(refreshRelayData, 5000);
 
+        // Discovered relays are fetched only on manual expand click — no
+        // auto-refresh interval, to avoid blocking the worker's message queue.
+
         // Sync connection history toggle state from localStorage
         connectionHistoryEnabled = localStorage.getItem('relayConnectionHistory') === 'true';
         setRelayEventLogging(connectionHistoryEnabled);