diff --git a/gui/src/rpc/Protocol.hpp b/gui/src/rpc/Protocol.hpp
index 5695395..1258899 100644
--- a/gui/src/rpc/Protocol.hpp
+++ b/gui/src/rpc/Protocol.hpp
@@ -69,6 +69,24 @@ inline constexpr auto kDownloadPause = "download.pause";
 inline constexpr auto kDownloadResume = "download.resume";
 inline constexpr auto kDownloadCancel = "download.cancel";
 inline constexpr auto kDownloadRemove = "download.remove";
+inline constexpr auto kDownloadProbe = "download.probe";
+inline constexpr auto kDownloadAdd = "download.add";
+inline constexpr auto kDownloadAddBatch = "download.addBatch";
+inline constexpr auto kCategoryList = "category.list";
+inline constexpr auto kQueueList = "queue.list";
+inline constexpr auto kQueueUpsert = "queue.upsert";
+inline constexpr auto kQueueReorder = "queue.reorder";
+inline constexpr auto kQueueStart = "queue.start";
+inline constexpr auto kQueueStop = "queue.stop";
+inline constexpr auto kScheduleGet = "schedule.get";
+inline constexpr auto kScheduleSet = "schedule.set";
+inline constexpr auto kSettingsGet = "settings.get";
+inline constexpr auto kSettingsSet = "settings.set";
+inline constexpr auto kLimiterGet = "limiter.get";
+inline constexpr auto kLimiterSet = "limiter.set";
+inline constexpr auto kGrabberStart = "grabber.start";
+inline constexpr auto kGrabberStatus = "grabber.status";
+inline constexpr auto kGrabberHarvest = "grabber.harvest";
 }  // namespace method
 
 // --- event names ---------------------------------------------------------------------
@@ -79,6 +97,8 @@ inline constexpr auto kTaskState = "event.task.state";
 inline constexpr auto kTaskProgress = "event.task.progress";
 inline constexpr auto kSpeedGlobal = "event.speed.global";
 inline constexpr auto kNotify = "event.notify";
+inline constexpr auto kSettingsChanged = "event.settings.changed";
+inline constexpr auto kGrabberProgress = "event.grabber.progress";
 }  // namespace event
 
 }  // namespace velox::gui::rpc
diff --git a/gui/src/rpc/RpcClient.cpp b/gui/src/rpc/RpcClient.cpp
index 55f9b1a..529950c 100644
--- a/gui/src/rpc/RpcClient.cpp
+++ b/gui/src/rpc/RpcClient.cpp
@@ -106,6 +106,10 @@ void RpcClient::onNotification(const QString &methodName, const QJsonObject &par
         emit speedGlobal(params);
     } else if (methodName == QLatin1String(event::kNotify)) {
         emit notify(params);
+    } else if (methodName == QLatin1String(event::kSettingsChanged)) {
+        emit settingsChanged(params);
+    } else if (methodName == QLatin1String(event::kGrabberProgress)) {
+        emit grabberProgress(params);
     }
 }
 
diff --git a/gui/src/rpc/RpcClient.hpp b/gui/src/rpc/RpcClient.hpp
index e337f75..80dec01 100644
--- a/gui/src/rpc/RpcClient.hpp
+++ b/gui/src/rpc/RpcClient.hpp
@@ -53,6 +53,12 @@ class RpcClient : public QObject {
     void taskRemoved(const QString &taskId);
     void speedGlobal(const QJsonObject &params);
     void notify(const QJsonObject &params);
+    /// event.settings.changed: carries only the key names that changed; a client re-reads
+    /// whatever it cares about (OptionsDialog re-fetches if it is open and idle).
+    void settingsChanged(const QJsonObject &params);
+    /// event.grabber.progress: crawl progress for whichever GrabberWizard is watching
+    /// jobId; done true means grabber.status's file list is final.
+    void grabberProgress(const QJsonObject &params);
 
   private slots:
     void onConnectionState(int state);