diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 2ed804a25..3977ffc3a 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -97,6 +97,7 @@
               <data android:host="lemdro.id" />
               <data android:host="leminal.space" />
               <data android:host="lemmus.org" />
+              <data android:host="lemmy.1095.me" />
               <data android:host="lemmy.blahaj.zone" />
               <data android:host="lemmy.ca" />
               <data android:host="lemmy.cafe" />
@@ -105,21 +106,25 @@
               <data android:host="lemmy.ml" />
               <data android:host="lemmy.nz" />
               <data android:host="lemmy.sdf.org" />
+              <data android:host="lemmy.sinistraverso.org" />
               <data android:host="lemmy.today" />
               <data android:host="lemmy.world" />
               <data android:host="lemmy.wtf" />
               <data android:host="lemmy.zip" />
               <data android:host="lemmygrad.ml" />
               <data android:host="lemmynsfw.com" />
+              <data android:host="mander.xyz" />
               <data android:host="midwest.social" />
               <data android:host="pawb.social" />
               <data android:host="piefed.blahaj.zone" />
               <data android:host="piefed.ca" />
               <data android:host="piefed.social" />
               <data android:host="piefed.world" />
+              <data android:host="piefed.zip" />
               <data android:host="programming.dev" />
               <data android:host="quokk.au" />
               <data android:host="reddthat.com" />
+              <data android:host="retrolemmy.com" />
               <data android:host="sh.itjust.works" />
               <data android:host="slrpnk.net" />
               <data android:host="sopuli.xyz" />
diff --git a/ios/Open In Thunder/Resources/content.js b/ios/Open In Thunder/Resources/content.js
index 07543382c..1328dffd5 100644
--- a/ios/Open In Thunder/Resources/content.js	
+++ b/ios/Open In Thunder/Resources/content.js	
@@ -21,6 +21,7 @@ let instances = [
     "lemdro.id",
     "leminal.space",
     "lemmus.org",
+    "lemmy.1095.me",
     "lemmy.blahaj.zone",
     "lemmy.ca",
     "lemmy.cafe",
@@ -29,21 +30,25 @@ let instances = [
     "lemmy.ml",
     "lemmy.nz",
     "lemmy.sdf.org",
+    "lemmy.sinistraverso.org",
     "lemmy.today",
     "lemmy.world",
     "lemmy.wtf",
     "lemmy.zip",
     "lemmygrad.ml",
     "lemmynsfw.com",
+    "mander.xyz",
     "midwest.social",
     "pawb.social",
     "piefed.blahaj.zone",
     "piefed.ca",
     "piefed.social",
     "piefed.world",
+    "piefed.zip",
     "programming.dev",
     "quokk.au",
     "reddthat.com",
+    "retrolemmy.com",
     "sh.itjust.works",
     "slrpnk.net",
     "sopuli.xyz",
diff --git a/ios/Open In Thunder/Resources/manifest.json b/ios/Open In Thunder/Resources/manifest.json
index 3c682901f..54bf55f44 100644
--- a/ios/Open In Thunder/Resources/manifest.json	
+++ b/ios/Open In Thunder/Resources/manifest.json	
@@ -39,6 +39,7 @@
                 "*://lemdro.id/*",
                 "*://leminal.space/*",
                 "*://lemmus.org/*",
+                "*://lemmy.1095.me/*",
                 "*://lemmy.blahaj.zone/*",
                 "*://lemmy.ca/*",
                 "*://lemmy.cafe/*",
@@ -47,21 +48,25 @@
                 "*://lemmy.ml/*",
                 "*://lemmy.nz/*",
                 "*://lemmy.sdf.org/*",
+                "*://lemmy.sinistraverso.org/*",
                 "*://lemmy.today/*",
                 "*://lemmy.world/*",
                 "*://lemmy.wtf/*",
                 "*://lemmy.zip/*",
                 "*://lemmygrad.ml/*",
                 "*://lemmynsfw.com/*",
+                "*://mander.xyz/*",
                 "*://midwest.social/*",
                 "*://pawb.social/*",
                 "*://piefed.blahaj.zone/*",
                 "*://piefed.ca/*",
                 "*://piefed.social/*",
                 "*://piefed.world/*",
+                "*://piefed.zip/*",
                 "*://programming.dev/*",
                 "*://quokk.au/*",
                 "*://reddthat.com/*",
+                "*://retrolemmy.com/*",
                 "*://sh.itjust.works/*",
                 "*://slrpnk.net/*",
                 "*://sopuli.xyz/*",
diff --git a/lib/src/features/instance/data/constants/known_instances.dart b/lib/src/features/instance/data/constants/known_instances.dart
index ef6c7f5de..8427a4a91 100644
--- a/lib/src/features/instance/data/constants/known_instances.dart
+++ b/lib/src/features/instance/data/constants/known_instances.dart
@@ -20,6 +20,7 @@ const Map<String, ThreadiversePlatform> knownInstances = {
   'lemdro.id': ThreadiversePlatform.lemmy,
   'leminal.space': ThreadiversePlatform.lemmy,
   'lemmus.org': ThreadiversePlatform.lemmy,
+  'lemmy.1095.me': ThreadiversePlatform.lemmy,
   'lemmy.blahaj.zone': ThreadiversePlatform.lemmy,
   'lemmy.ca': ThreadiversePlatform.lemmy,
   'lemmy.cafe': ThreadiversePlatform.lemmy,
@@ -28,16 +29,19 @@ const Map<String, ThreadiversePlatform> knownInstances = {
   'lemmy.ml': ThreadiversePlatform.lemmy,
   'lemmy.nz': ThreadiversePlatform.lemmy,
   'lemmy.sdf.org': ThreadiversePlatform.lemmy,
+  'lemmy.sinistraverso.org': ThreadiversePlatform.lemmy,
   'lemmy.today': ThreadiversePlatform.lemmy,
   'lemmy.world': ThreadiversePlatform.lemmy,
   'lemmy.wtf': ThreadiversePlatform.lemmy,
   'lemmy.zip': ThreadiversePlatform.lemmy,
   'lemmygrad.ml': ThreadiversePlatform.lemmy,
   'lemmynsfw.com': ThreadiversePlatform.lemmy,
+  'mander.xyz': ThreadiversePlatform.lemmy,
   'midwest.social': ThreadiversePlatform.lemmy,
   'pawb.social': ThreadiversePlatform.lemmy,
   'programming.dev': ThreadiversePlatform.lemmy,
   'reddthat.com': ThreadiversePlatform.lemmy,
+  'retrolemmy.com': ThreadiversePlatform.lemmy,
   'sh.itjust.works': ThreadiversePlatform.lemmy,
   'slrpnk.net': ThreadiversePlatform.lemmy,
   'sopuli.xyz': ThreadiversePlatform.lemmy,
@@ -52,5 +56,6 @@ const Map<String, ThreadiversePlatform> knownInstances = {
   'piefed.ca': ThreadiversePlatform.piefed,
   'piefed.social': ThreadiversePlatform.piefed,
   'piefed.world': ThreadiversePlatform.piefed,
+  'piefed.zip': ThreadiversePlatform.piefed,
   'quokk.au': ThreadiversePlatform.piefed,
 };