diff --git a/assets/translations/ar.json b/assets/translations/ar.json
index 90f7258..1867e4c 100644
--- a/assets/translations/ar.json
+++ b/assets/translations/ar.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "استخدام خدمة مقدمة للتحقق من التحديثات (أكثر موثوقية وتستهلك طاقة أكبر)",
     "fgServiceNotice": "هذا الإشعار مطلوب للتحقق من التحديث في الخلفية (يمكن إخفاؤه في إعدادات نظام التشغيل)",
     "excludeSecrets": "استبعاد الأسرار",
+    "GHReqPrefix": "مثيل \"sky22333/hubproxy\" لطلبات GitHub",
     "removeAppQuestion": {
         "one": "إزالة التطبيق؟",
         "other": "إزالة التطبيقات؟"
diff --git a/assets/translations/bs.json b/assets/translations/bs.json
index 2a6143b..8641173 100644
--- a/assets/translations/bs.json
+++ b/assets/translations/bs.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Use a foreground service for update checking (more reliable, consumes more power)",
     "fgServiceNotice": "This notification is required for background update checking (it can be hidden in the OS settings)",
     "excludeSecrets": "Exclude secrets",
+    "GHReqPrefix": "'sky22333/hubproxy' instance for GitHub requests",
     "removeAppQuestion": {
         "one": "Želite li ukloniti aplikaciju?",
         "other": "Želite li ukloniti aplikacije?"
diff --git a/assets/translations/ca.json b/assets/translations/ca.json
index d640ba6..4b7d5d1 100644
--- a/assets/translations/ca.json
+++ b/assets/translations/ca.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Usa el servei d'Obtainium en primer pla per comprovar les actualitzacions (és més fiable però consumeix més bateria)",
     "fgServiceNotice": "Aquesta notificació és necessària per comprovar les actualitzacions en segon pla (la pots ocultar als paràmetres del Sistema Operatiu)",
     "excludeSecrets": "Exclude secrets",
+    "GHReqPrefix": "'sky22333/hubproxy' instance for GitHub requests",
     "removeAppQuestion": {
         "one": "¿Suprimeixo l'aplicació?",
         "other": "¿Suprimeixo les aplicacions?"
diff --git a/assets/translations/cs.json b/assets/translations/cs.json
index 684e8c2..5f81c07 100644
--- a/assets/translations/cs.json
+++ b/assets/translations/cs.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Použít službu v popředí pro kontrolu aktualizací (spolehlivější, spotřebovává více energie)",
     "fgServiceNotice": "Toto oznámení je nutné pro kontrolu aktualizací na pozadí (lze jej skrýt v nastavení systému)",
     "excludeSecrets": "Vyloučit tajemství",
+    "GHReqPrefix": "instance 'sky22333/hubproxy' pro požadavky GitHubu",
     "removeAppQuestion": {
         "one": "Odstranit aplikaci?",
         "other": "Odstranit aplikace?"
diff --git a/assets/translations/da.json b/assets/translations/da.json
index b106a87..059a7e4 100644
--- a/assets/translations/da.json
+++ b/assets/translations/da.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Brug en forgrundstjeneste til opdateringskontrol (mere pålidelig, bruger mere strøm)",
     "fgServiceNotice": "Denne meddelelse er nødvendig for baggrundsopdateringskontrol (den kan skjules i OS-indstillingerne).",
     "excludeSecrets": "Udeluk hemmeligheder",
+    "GHReqPrefix": "'sky22333/hubproxy'-instans til GitHub-anmodninger",
     "removeAppQuestion": {
         "one": "Fjern app?",
         "other": "Fjern apps?"
diff --git a/assets/translations/de.json b/assets/translations/de.json
index 26cdda9..0a85f31 100644
--- a/assets/translations/de.json
+++ b/assets/translations/de.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Aktualisierungsprüfung im Vordergrund durchführen (zuverlässiger, verbraucht mehr Strom)",
     "fgServiceNotice": "Diese Benachrichtigung ist für die Prüfung von Updates im Hintergrund erforderlich (sie kann in den Betriebssystemeinstellungen ausgeblendet werden)",
     "excludeSecrets": "Geheimnisse ausschließen",
+    "GHReqPrefix": "sky22333/hubproxy'-Instanz für GitHub-Anfragen",
     "removeAppQuestion": {
         "one": "App entfernen?",
         "other": "Apps entfernen?"
diff --git a/assets/translations/en-EO.json b/assets/translations/en-EO.json
index 17702dc..060db6e 100644
--- a/assets/translations/en-EO.json
+++ b/assets/translations/en-EO.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Use a foreground service for update checking (more reliable, consumes more power)",
     "fgServiceNotice": "This notification is required for background update checking (it can be hidden in the OS settings)",
     "excludeSecrets": "Exclude secrets",
+    "GHReqPrefix": "'sky22333/hubproxy' instance for GitHub requests",
     "removeAppQuestion": {
         "one": "Forigi la aplikaĵon?",
         "other": "Forigi la aplikaĵojn?"
diff --git a/assets/translations/en.json b/assets/translations/en.json
index 5d58f96..0fd891a 100644
--- a/assets/translations/en.json
+++ b/assets/translations/en.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Use a foreground service for update checking (more reliable, consumes more power)",
     "fgServiceNotice": "This notification is required for background update checking (it can be hidden in the OS settings)",
     "excludeSecrets": "Exclude secrets",
+    "GHReqPrefix": "'sky22333/hubproxy' instance for GitHub requests",
     "removeAppQuestion": {
         "one": "Remove app?",
         "other": "Remove apps?"
diff --git a/assets/translations/es.json b/assets/translations/es.json
index 9136a67..bf6da72 100644
--- a/assets/translations/es.json
+++ b/assets/translations/es.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Usar un servicio en primer plano para comprobar las actualizaciones (más fiable, consume más energía).",
     "fgServiceNotice": "Esta notificación es necesaria para la comprobación de actualizaciones en segundo plano (puede ocultarse en la configuración del sistema operativo).",
     "excludeSecrets": "Excluir secretos",
+    "GHReqPrefix": "Instancia \"sky22333/hubproxy\" para las solicitudes de GitHub",
     "removeAppQuestion": {
         "one": "¿Eliminar aplicación?",
         "other": "¿Eliminar aplicaciones?"
diff --git a/assets/translations/fa.json b/assets/translations/fa.json
index 7a46917..902c409 100644
--- a/assets/translations/fa.json
+++ b/assets/translations/fa.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Use a foreground service for update checking (more reliable, consumes more power)",
     "fgServiceNotice": "This notification is required for background update checking (it can be hidden in the OS settings)",
     "excludeSecrets": "Exclude secrets",
+    "GHReqPrefix": "'sky22333/hubproxy' instance for GitHub requests",
     "removeAppQuestion": {
         "one": "برنامه حذف شود؟",
         "other": "برنامه ها حذف شوند؟"
diff --git a/assets/translations/fr.json b/assets/translations/fr.json
index f3675c5..6b8fc5b 100644
--- a/assets/translations/fr.json
+++ b/assets/translations/fr.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Utiliser un service de premier plan pour la vérification des mises à jour (plus fiable, consomme plus d'énergie)",
     "fgServiceNotice": "Cette notification est nécessaire pour la vérification des mises à jour en arrière-plan (elle peut être masquée dans les paramètres du système d'exploitation).",
     "excludeSecrets": "Exclure les secrets",
+    "GHReqPrefix": "instance 'sky22333/hubproxy' pour les requêtes GitHub",
     "removeAppQuestion": {
         "one": "Supprimer l'application ?",
         "other": "Supprimer les applications ?"
diff --git a/assets/translations/hu.json b/assets/translations/hu.json
index 22857a0..cf858ac 100644
--- a/assets/translations/hu.json
+++ b/assets/translations/hu.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Előtér-szolgáltatás használata a frissítések ellenőrzéséhez (megbízhatóbb, de több energiát fogyaszt)",
     "fgServiceNotice": "Ez az értesítés a háttérben történő frissítésellenőrzéshez szükséges (a rendszer beállításaiban elrejthető).",
     "excludeSecrets": "Érzékeny adatok (például: személyes hozzáférési tokenek) kihagyása",
+    "GHReqPrefix": "'sky22333/hubproxy' példány a GitHub kérésekhez",
     "removeAppQuestion": {
         "one": "Eltávolítja az alkalmazást?",
         "other": "Eltávolítja az alkalmazásokat?"
diff --git a/assets/translations/id.json b/assets/translations/id.json
index c85da4c..ab90b0e 100644
--- a/assets/translations/id.json
+++ b/assets/translations/id.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Gunakan layanan latar depan untuk pemeriksaan pembaruan (lebih dapat diandalkan, menghabiskan lebih banyak daya)",
     "fgServiceNotice": "Pemberitahuan ini diperlukan untuk pemeriksaan pembaruan latar belakang (dapat disembunyikan dalam pengaturan OS)",
     "excludeSecrets": "Mengecualikan rahasia",
+    "GHReqPrefix": "Instance 'sky22333/hubproxy' untuk permintaan GitHub",
     "removeAppQuestion": {
         "one": "Hapus aplikasi?",
         "other": "Hapus aplikasi?"
diff --git a/assets/translations/it.json b/assets/translations/it.json
index 02afc03..50c051e 100644
--- a/assets/translations/it.json
+++ b/assets/translations/it.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Utilizzare un servizio in primo piano per il controllo degli aggiornamenti (più affidabile, consuma più energia)",
     "fgServiceNotice": "Questa notifica è necessaria per il controllo degli aggiornamenti in background (può essere nascosta nelle impostazioni del sistema operativo).",
     "excludeSecrets": "Escludere i segreti",
+    "GHReqPrefix": "istanza 'sky22333/hubproxy' per le richieste a GitHub",
     "removeAppQuestion": {
         "one": "Rimuovere l'app?",
         "other": "Rimuovere le app?"
diff --git a/assets/translations/ja.json b/assets/translations/ja.json
index c7d64c6..64a4997 100644
--- a/assets/translations/ja.json
+++ b/assets/translations/ja.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "アップデート確認にフォアグラウンドサービスを使用する（より信頼性が高いが、より電力を消費する）",
     "fgServiceNotice": "この通知は、バックグラウンドでアップデートを確認するために必要です（OSの設定で非表示にできます）。",
     "excludeSecrets": "シークレットを除く",
+    "GHReqPrefix": "GitHub リクエスト用の 'sky22333/hubproxy' インスタンス",
     "removeAppQuestion": {
         "one": "アプリを削除しますか？",
         "other": "アプリを削除しますか？"
diff --git a/assets/translations/ko.json b/assets/translations/ko.json
index f7e6b3d..6ec4cda 100644
--- a/assets/translations/ko.json
+++ b/assets/translations/ko.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "업데이트 확인을 위해 포그라운드 서비스 사용(안정성 향상, 전력 소비량 증가)",
     "fgServiceNotice": "이 알림은 백그라운드 업데이트 확인에 필요합니다(OS 설정에서 숨길 수 있음).",
     "excludeSecrets": "비밀 제외",
+    "GHReqPrefix": "GitHub 요청을 위한 'sky22333/hubproxy' 인스턴스",
     "removeAppQuestion": {
         "one": "앱을 제거하시겠습니까?",
         "other": "앱을 제거하시겠습니까?"
diff --git a/assets/translations/ml.json b/assets/translations/ml.json
index 932ae23..93dae6f 100644
--- a/assets/translations/ml.json
+++ b/assets/translations/ml.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Use a foreground service for update checking (more reliable, consumes more power)",
     "fgServiceNotice": "This notification is required for background update checking (it can be hidden in the OS settings)",
     "excludeSecrets": "Exclude secrets",
+    "GHReqPrefix": "'sky22333/hubproxy' instance for GitHub requests",
     "removeAppQuestion": {
         "one": "ആപ്പ് നീക്കം ചെയ്യണോ?",
         "other": "ആപ്പുകൾ നീക്കം ചെയ്യണോ?"
diff --git a/assets/translations/nl.json b/assets/translations/nl.json
index ea88d61..cfe1d7d 100644
--- a/assets/translations/nl.json
+++ b/assets/translations/nl.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Gebruik een voorgronddienst voor het controleren van updates (betrouwbaarder, verbruikt meer stroom)",
     "fgServiceNotice": "Deze melding is nodig voor het controleren van updates op de achtergrond (kan worden verborgen in de OS-instellingen)",
     "excludeSecrets": "Geheimen uitsluiten",
+    "GHReqPrefix": "'sky22333/hubproxy' instantie voor GitHub verzoeken",
     "removeAppQuestion": {
         "one": "App verwijderen?",
         "other": "Apps verwijderen?"
diff --git a/assets/translations/pl.json b/assets/translations/pl.json
index f792638..81e609f 100644
--- a/assets/translations/pl.json
+++ b/assets/translations/pl.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Używanie usługi pierwszoplanowej do sprawdzania aktualizacji (bardziej niezawodne, zużywa więcej energii)",
     "fgServiceNotice": "To powiadomienie jest wymagane do sprawdzania aktualizacji w tle (można je ukryć w ustawieniach systemu operacyjnego).",
     "excludeSecrets": "Wyklucz sekrety",
+    "GHReqPrefix": "Instancja \"sky22333/hubproxy\" dla żądań GitHub",
     "removeAppQuestion": {
         "one": "Usunąć aplikację?",
         "few": "Usunąć aplikacje?",
diff --git a/assets/translations/pt-BR.json b/assets/translations/pt-BR.json
index 19b01a5..cb385b5 100644
--- a/assets/translations/pt-BR.json
+++ b/assets/translations/pt-BR.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Usar um serviço em primeiro plano para verificação de atualizações (mais confiável, consome mais energia)",
     "fgServiceNotice": "Essa notificação é necessária para a verificação de atualizações em segundo plano (ela pode ser ocultada nas configurações do sistema operacional)",
     "excludeSecrets": "Excluir segredos",
+    "GHReqPrefix": "Instância \"sky22333/hubproxy\" para solicitações do GitHub",
     "removeAppQuestion": {
         "one": "Remover app?",
         "other": "Remover apps?"
diff --git a/assets/translations/pt.json b/assets/translations/pt.json
index adbe671..789bcab 100644
--- a/assets/translations/pt.json
+++ b/assets/translations/pt.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Utilizar um serviço em primeiro plano para verificação de actualizações (mais fiável, consome mais energia)",
     "fgServiceNotice": "Esta notificação é necessária para a verificação de actualizações em segundo plano (pode ser ocultada nas definições do SO)",
     "excludeSecrets": "Excluir segredos",
+    "GHReqPrefix": "Instância 'sky22333/hubproxy' para pedidos de GitHub",
     "removeAppQuestion": {
         "one": "Remover aplicação?",
         "other": "Remover aplicações?"
diff --git a/assets/translations/ru.json b/assets/translations/ru.json
index dd8974e..d14f5df 100644
--- a/assets/translations/ru.json
+++ b/assets/translations/ru.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Использовать приоритетную службу для проверки обновлений (надёжнее, энергозатратнее)",
     "fgServiceNotice": "Это уведомление необходимо для фоновой проверки обновлений (оно может быть скрыто в настройках ОС)",
     "excludeSecrets": "Исключить секреты",
+    "GHReqPrefix": "Экземпляр 'sky22333/hubproxy' для запросов на GitHub",
     "removeAppQuestion": {
         "one": "Удалить приложение?",
         "other": "Удалить приложения?"
diff --git a/assets/translations/sv.json b/assets/translations/sv.json
index a51ed1a..83ef1f0 100644
--- a/assets/translations/sv.json
+++ b/assets/translations/sv.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Använd en förgrundstjänst för uppdateringskontroll (mer tillförlitlig, förbrukar mer ström)",
     "fgServiceNotice": "Detta meddelande krävs för bakgrundsuppdateringskontroll (det kan döljas i OS-inställningarna)",
     "excludeSecrets": "Utesluta hemligheter",
+    "GHReqPrefix": "Instansen \"sky22333/hubproxy\" för GitHub-förfrågningar",
     "removeAppQuestion": {
         "one": "Ta Bort App?",
         "other": "Ta Bort Appar?"
diff --git a/assets/translations/tr.json b/assets/translations/tr.json
index b33bb18..87450de 100644
--- a/assets/translations/tr.json
+++ b/assets/translations/tr.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Güncelleme denetimi için bir ön plan hizmeti kullanın (daha güvenilir, daha fazla güç tüketir)",
     "fgServiceNotice": "Bu bildirim arka planda güncelleme kontrolü için gereklidir (işletim sistemi ayarlarından gizlenebilir)",
     "excludeSecrets": "Sırları hariç tut",
+    "GHReqPrefix": "GitHub istekleri için 'sky22333/hubproxy' örneği",
     "removeAppQuestion": {
         "one": "Uygulamayı Kaldır?",
         "other": "Uygulamaları Kaldır?"
diff --git a/assets/translations/uk.json b/assets/translations/uk.json
index 4199541..f634688 100644
--- a/assets/translations/uk.json
+++ b/assets/translations/uk.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Використовуйте службу переднього плану для перевірки оновлень (надійніша, споживає більше енергії)",
     "fgServiceNotice": "Це сповіщення необхідне для фонової перевірки оновлень (його можна приховати в налаштуваннях ОС)",
     "excludeSecrets": "Виключити секрети",
+    "GHReqPrefix": "екземпляр 'sky22333/hubproxy' для запитів на GitHub",
     "removeAppQuestion": {
         "one": "Видалити застосунок?",
         "other": "Видалити застосунки?"
diff --git a/assets/translations/vi.json b/assets/translations/vi.json
index 270cc72..2933d6a 100644
--- a/assets/translations/vi.json
+++ b/assets/translations/vi.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Sử dụng dịch vụ nền trước để kiểm tra cập nhật (đáng tin cậy hơn, tiêu tốn nhiều pin hơn)",
     "fgServiceNotice": "Thông báo này là bắt buộc để kiểm tra cập nhật nền (có thể ẩn trong cài đặt hệ điều hành).",
     "excludeSecrets": "Loại trừ thông tin bí mật",
+    "GHReqPrefix": "Thực thể 'sky22333/hubproxy' cho các yêu cầu GitHub",
     "removeAppQuestion": {
         "one": "Gỡ ứng dụng?",
         "other": "Gỡ ứng dụng?"
diff --git a/assets/translations/zh-Hant-TW.json b/assets/translations/zh-Hant-TW.json
index a8eb1d1..da52339 100644
--- a/assets/translations/zh-Hant-TW.json
+++ b/assets/translations/zh-Hant-TW.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "Use a foreground service for update checking (more reliable, consumes more power)",
     "fgServiceNotice": "This notification is required for background update checking (it can be hidden in the OS settings)",
     "excludeSecrets": "Exclude secrets",
+    "GHReqPrefix": "'sky22333/hubproxy' instance for GitHub requests",
     "removeAppQuestion": {
         "one": "移除應用程式？",
         "other": "移除應用程式？"
diff --git a/assets/translations/zh.json b/assets/translations/zh.json
index 296e9c7..e94b4de 100644
--- a/assets/translations/zh.json
+++ b/assets/translations/zh.json
@@ -336,6 +336,7 @@
     "foregroundServiceExplanation": "使用前台服务检查更新（更稳定，但也更耗电）",
     "fgServiceNotice": "后台检查更新时需要此通知（可在操作系统设置中隐藏）",
     "excludeSecrets": "排除机密",
+    "GHReqPrefix": "用于 GitHub 请求的 \"sky22333/hubproxy \"实例",
     "removeAppQuestion": {
         "one": "是否删除应用？",
         "other": "是否删除应用？"
diff --git a/lib/app_sources/apkcombo.dart b/lib/app_sources/apkcombo.dart
index 71fc596..37f6b2b 100644
--- a/lib/app_sources/apkcombo.dart
+++ b/lib/app_sources/apkcombo.dart
@@ -82,13 +82,13 @@ class APKCombo extends AppSource {
   }
 
   @override
-  Future<String> apkUrlPrefetchModifier(
-    String apkUrl,
+  Future<String> assetUrlPrefetchModifier(
+    String assetUrl,
     String standardUrl,
     Map<String, dynamic> additionalSettings,
   ) async {
     var freshURLs = await getApkUrls(standardUrl, additionalSettings);
-    var path2Match = Uri.parse(apkUrl).path;
+    var path2Match = Uri.parse(assetUrl).path;
     for (var url in freshURLs) {
       if (Uri.parse(url.value).path == path2Match) {
         return url.value;
diff --git a/lib/app_sources/github.dart b/lib/app_sources/github.dart
index fa15b1a..7823517 100644
--- a/lib/app_sources/github.dart
+++ b/lib/app_sources/github.dart
@@ -45,6 +45,45 @@ class GitHub extends AppSource {
           const SizedBox(height: 4),
         ],
       ),
+      GeneratedFormTextField(
+        'GHReqPrefix',
+        label: tr('GHReqPrefix'),
+        hint: 'gh-proxy.com',
+        required: false,
+        additionalValidators: [
+          (value) {
+            try {
+              if (Uri.parse(
+                'https://${value}/api.github.com',
+              ).scheme.isNotEmpty) {
+                throw true;
+              }
+            } catch (e) {
+              return tr('invalidInput');
+            }
+            return null;
+          },
+        ],
+        belowWidgets: [
+          const SizedBox(height: 4),
+          GestureDetector(
+            onTap: () {
+              launchUrlString(
+                'https://github.com/sky22333/hubproxy',
+                mode: LaunchMode.externalApplication,
+              );
+            },
+            child: Text(
+              tr('about'),
+              style: const TextStyle(
+                decoration: TextDecoration.underline,
+                fontSize: 12,
+              ),
+            ),
+          ),
+          const SizedBox(height: 4),
+        ],
+      ),
     ];
 
     additionalSourceAppSpecificSettingFormItems = [
@@ -270,6 +309,18 @@ class GitHub extends AppSource {
     return null;
   }
 
+  @override
+  Future<String> generalReqPrefetchModifier(
+    String reqUrl,
+    Map<String, dynamic> additionalSettings,
+  ) async {
+    if ((additionalSettings['GHReqPrefix'] as String? ?? '').isNotEmpty) {
+      var uri = Uri.parse(reqUrl);
+      return 'https://${additionalSettings['GHReqPrefix']}/${uri.toString().substring('https://'.length)}';
+    }
+    return reqUrl;
+  }
+
   Future<String> getAPIHost(Map<String, dynamic> additionalSettings) async =>
       'https://api.${hosts[0]}';
 
@@ -289,6 +340,12 @@ class GitHub extends AppSource {
     Map<String, dynamic> additionalSettings, {
     Function(Response)? onHttpErrorCode,
   }) async {
+    SettingsProvider settingsProvider = SettingsProvider();
+    await settingsProvider.initializeSettings();
+    var sourceConfigSettingValues = await getSourceConfigValues(
+      additionalSettings,
+      settingsProvider,
+    );
     bool includePrereleases = additionalSettings['includePrereleases'] == true;
     bool fallbackToOlderReleases =
         additionalSettings['fallbackToOlderReleases'] == true;
@@ -344,6 +401,7 @@ class GitHub extends AppSource {
             var url = !e['name'].toString().toLowerCase().endsWith('.apk')
                 ? (e['browser_download_url'] ?? e['url'])
                 : (e['url'] ?? e['browser_download_url']);
+            url = undoGHProxyMod(url, sourceConfigSettingValues);
             e['final_url'] = (e['name'] != null) && (url != null)
                 ? MapEntry(e['name'] as String, url as String)
                 : const MapEntry('', '');
@@ -522,7 +580,10 @@ class GitHub extends AppSource {
           allAssetUrls.add(
             MapEntry(
               (targetRelease['version'] ?? 'source') + '.tar.gz',
-              targetRelease['tarball_url'],
+              undoGHProxyMod(
+                targetRelease['tarball_url'],
+                sourceConfigSettingValues,
+              ),
             ),
           );
         }
@@ -530,7 +591,10 @@ class GitHub extends AppSource {
           allAssetUrls.add(
             MapEntry(
               (targetRelease['version'] ?? 'source') + '.zip',
-              targetRelease['zipball_url'],
+              undoGHProxyMod(
+                targetRelease['zipball_url'],
+                sourceConfigSettingValues,
+              ),
             ),
           );
         }
@@ -652,12 +716,23 @@ class GitHub extends AppSource {
     }
   }
 
+  undoGHProxyMod(
+    String reqUrl,
+    Map<String, String> sourceConfigSettingValues,
+  ) => reqUrl.replaceFirst(
+    'https://${sourceConfigSettingValues['GHReqPrefix']}/',
+    '',
+  );
+
   @override
   Future<Map<String, List<String>>> search(
     String query, {
     Map<String, dynamic> querySettings = const {},
   }) async {
-    return searchCommon(
+    var sp = SettingsProvider();
+    await sp.initializeSettings();
+    var sourceConfigSettingValues = await getSourceConfigValues({}, sp);
+    var results = await searchCommon(
       query,
       '${await getAPIHost({})}/search/repositories?q=${Uri.encodeQueryComponent(query)}&per_page=100',
       'items',
@@ -666,6 +741,15 @@ class GitHub extends AppSource {
       },
       querySettings: querySettings,
     );
+    if ((sourceConfigSettingValues['GHReqPrefix'] ?? '').isNotEmpty) {
+      Map<String, List<String>> results2 = {};
+      results.forEach((k, v) {
+        results2[undoGHProxyMod(k, sourceConfigSettingValues)] = v;
+      });
+      return results2;
+    } else {
+      return results;
+    }
   }
 
   void rateLimitErrorCheck(Response res) {
diff --git a/lib/app_sources/gitlab.dart b/lib/app_sources/gitlab.dart
index 14cc009..18617f1 100644
--- a/lib/app_sources/gitlab.dart
+++ b/lib/app_sources/gitlab.dart
@@ -129,14 +129,14 @@ class GitLab extends AppSource {
   }
 
   @override
-  Future<String> apkUrlPrefetchModifier(
-    String apkUrl,
+  Future<String> assetUrlPrefetchModifier(
+    String assetUrl,
     String standardUrl,
     Map<String, dynamic> additionalSettings,
   ) async {
     String? PAT = await getPATIfAny(hostChanged ? additionalSettings : {});
     String optionalAuth = (PAT != null) ? 'private_token=$PAT' : '';
-    return '$apkUrl${(Uri.parse(apkUrl).query.isEmpty ? '?' : '&')}$optionalAuth';
+    return '$assetUrl${(Uri.parse(assetUrl).query.isEmpty ? '?' : '&')}$optionalAuth';
   }
 
   @override
diff --git a/lib/app_sources/uptodown.dart b/lib/app_sources/uptodown.dart
index 7315675..63b4678 100644
--- a/lib/app_sources/uptodown.dart
+++ b/lib/app_sources/uptodown.dart
@@ -124,12 +124,12 @@ class Uptodown extends AppSource {
   }
 
   @override
-  Future<String> apkUrlPrefetchModifier(
-    String apkUrl,
+  Future<String> assetUrlPrefetchModifier(
+    String assetUrl,
     String standardUrl,
     Map<String, dynamic> additionalSettings,
   ) async {
-    var res = await sourceRequest(apkUrl, additionalSettings);
+    var res = await sourceRequest(assetUrl, additionalSettings);
     if (res.statusCode != 200) {
       throw getObtainiumHttpError(res);
     }
diff --git a/lib/pages/settings.dart b/lib/pages/settings.dart
index 586c77f..abea2cd 100644
--- a/lib/pages/settings.dart
+++ b/lib/pages/settings.dart
@@ -319,13 +319,24 @@ class _SettingsPageState extends State<SettingsPage> {
       if (e.sourceConfigSettingFormItems.isNotEmpty) {
         return GeneratedForm(
           items: e.sourceConfigSettingFormItems.map((e) {
-            e.defaultValue = settingsProvider.getSettingString(e.key);
+            if (e is GeneratedFormSwitch) {
+              e.defaultValue = settingsProvider.getSettingBool(e.key);
+            } else {
+              e.defaultValue = settingsProvider.getSettingString(e.key);
+            }
             return [e];
           }).toList(),
           onValueChanges: (values, valid, isBuilding) {
             if (valid && !isBuilding) {
               values.forEach((key, value) {
-                settingsProvider.setSettingString(key, value);
+                var formItem = e.sourceConfigSettingFormItems
+                    .where((i) => i.key == key)
+                    .firstOrNull;
+                if (formItem is GeneratedFormSwitch) {
+                  settingsProvider.setSettingBool(key, value == true);
+                } else {
+                  settingsProvider.setSettingString(key, value ?? '');
+                }
               });
             }
           },
diff --git a/lib/providers/apps_provider.dart b/lib/providers/apps_provider.dart
index e61c89a..299d5d3 100644
--- a/lib/providers/apps_provider.dart
+++ b/lib/providers/apps_provider.dart
@@ -606,10 +606,20 @@ class AppsProvider with ChangeNotifier {
         app.url,
         overrideSource: app.overrideSource,
       );
-      String downloadUrl = await source.apkUrlPrefetchModifier(
-        app.apkUrls[app.preferredApkIndex].value,
+      var additionalSettingsPlusSourceConfig = {
+        ...app.additionalSettings,
+        ...(await source.getSourceConfigValues(
+          app.additionalSettings,
+          settingsProvider,
+        )),
+      };
+      String downloadUrl = await source.assetUrlPrefetchModifier(
+        await source.generalReqPrefetchModifier(
+          app.apkUrls[app.preferredApkIndex].value,
+          additionalSettingsPlusSourceConfig,
+        ),
         app.url,
-        app.additionalSettings,
+        additionalSettingsPlusSourceConfig,
       );
       var notif = DownloadNotification(app.finalName, 100);
       notificationsProvider?.cancel(notif.id);
@@ -1324,15 +1334,26 @@ class AppsProvider with ChangeNotifier {
           evenIfSingleChoice: true,
         );
         if (tempFileUrl != null) {
+          var s = SourceProvider().getSource(
+            apps[id]!.app.url,
+            overrideSource: apps[id]!.app.overrideSource,
+          );
+          var additionalSettingsPlusSourceConfig = {
+            ...apps[id]!.app.additionalSettings,
+            ...(await s.getSourceConfigValues(
+              apps[id]!.app.additionalSettings,
+              settingsProvider,
+            )),
+          };
           fileUrl = MapEntry(
             tempFileUrl.key,
-            await (SourceProvider().getSource(
+            await s.assetUrlPrefetchModifier(
+              await s.generalReqPrefetchModifier(
+                tempFileUrl.value,
+                additionalSettingsPlusSourceConfig,
+              ),
               apps[id]!.app.url,
-              overrideSource: apps[id]!.app.overrideSource,
-            )).apkUrlPrefetchModifier(
-              tempFileUrl.value,
-              apps[id]!.app.url,
-              apps[id]!.app.additionalSettings,
+              additionalSettingsPlusSourceConfig,
             ),
           );
         }
diff --git a/lib/providers/settings_provider.dart b/lib/providers/settings_provider.dart
index 121ad1e..43f4b70 100644
--- a/lib/providers/settings_provider.dart
+++ b/lib/providers/settings_provider.dart
@@ -249,6 +249,15 @@ class SettingsProvider with ChangeNotifier {
     notifyListeners();
   }
 
+  bool? getSettingBool(String settingId) {
+    return prefs?.getBool(settingId) ?? false;
+  }
+
+  void setSettingBool(String settingId, bool value) {
+    prefs?.setBool(settingId, value);
+    notifyListeners();
+  }
+
   Map<String, int> get categories =>
       Map<String, int>.from(jsonDecode(prefs?.getString('categories') ?? '{}'));
 
diff --git a/lib/providers/source_provider.dart b/lib/providers/source_provider.dart
index aa338f3..b7dc317 100644
--- a/lib/providers/source_provider.dart
+++ b/lib/providers/source_provider.dart
@@ -686,14 +686,27 @@ abstract class AppSource {
     bool followRedirects = true,
     Object? postBody,
   }) async {
+    var sp = SettingsProvider();
+    await sp.initializeSettings();
+    getSourceConfigValues(additionalSettings, sp);
+    var additionalSettingsPlusSourceConfig = {
+      ...additionalSettings,
+      ...(await getSourceConfigValues(additionalSettings, sp)),
+    };
+    url = await generalReqPrefetchModifier(
+      url,
+      additionalSettingsPlusSourceConfig,
+    );
     var method = postBody == null ? 'GET' : 'POST';
-    var requestHeaders = await getRequestHeaders(additionalSettings);
+    var requestHeaders = await getRequestHeaders(
+      additionalSettingsPlusSourceConfig,
+    );
     var streamedResponseUrlWithResponseAndClient =
         await sourceRequestStreamResponse(
           method,
           url,
           requestHeaders,
-          additionalSettings,
+          additionalSettingsPlusSourceConfig,
           followRedirects: followRedirects,
           postBody: postBody,
         );
@@ -911,12 +924,19 @@ abstract class AppSource {
     return null;
   }
 
-  Future<String> apkUrlPrefetchModifier(
-    String apkUrl,
+  Future<String> assetUrlPrefetchModifier(
+    String assetUrl,
     String standardUrl,
     Map<String, dynamic> additionalSettings,
   ) async {
-    return apkUrl;
+    return assetUrl;
+  }
+
+  Future<String> generalReqPrefetchModifier(
+    String reqUrl,
+    Map<String, dynamic> additionalSettings,
+  ) async {
+    return reqUrl;
   }
 
   bool canSearch = false;