diff --git a/include/config.h b/include/config.h
index f1b1d91b..19c64850 100644
--- a/include/config.h
+++ b/include/config.h
@@ -113,6 +113,7 @@ public:
         this->baseGameVersion = BaseGameVersion::pokeemerald;
         this->useEncounterJson = true;
         this->useCustomBorderSize = false;
+        this->customScripts.clear();
     }
     void setBaseGameVersion(BaseGameVersion baseGameVersion);
     BaseGameVersion getBaseGameVersion();
@@ -121,8 +122,11 @@ public:
     void setUsePoryScript(bool usePoryScript);
     bool getUsePoryScript();
     void setProjectDir(QString projectDir);
+    QString getProjectDir();
     void setUseCustomBorderSize(bool enable);
     bool getUseCustomBorderSize();
+    void setCustomScripts(QList<QString> scripts);
+    QList<QString> getCustomScripts();
 protected:
     virtual QString getConfigFilepath() override;
     virtual void parseConfigKeyValue(QString key, QString value) override;
@@ -134,6 +138,7 @@ private:
     bool useEncounterJson;
     bool usePoryScript;
     bool useCustomBorderSize;
+    QList<QString> customScripts;
 };
 
 extern ProjectConfig projectConfig;
diff --git a/include/mainwindow.h b/include/mainwindow.h
index 764a0a9e..09cc440c 100644
--- a/include/mainwindow.h
+++ b/include/mainwindow.h
@@ -253,6 +253,8 @@ private:
     DraggablePixmapItem *selectedBG;
     DraggablePixmapItem *selectedHealspot;
 
+    QList<QAction *> registeredActions;
+
     bool isProgrammaticEventTabChange;
     bool projectHasUnsavedChanges;
 
diff --git a/include/scripting.h b/include/scripting.h
index e9fc9916..99daac89 100644
--- a/include/scripting.h
+++ b/include/scripting.h
@@ -9,6 +9,7 @@
 
 enum CallbackType {
     OnProjectOpened,
+    OnProjectClosed,
     OnBlockChanged,
     OnMapOpened,
 };
@@ -25,6 +26,7 @@ public:
     static int numRegisteredActions();
     static void invokeAction(QString actionName);
     static void cb_ProjectOpened(QString projectPath);
+    static void cb_ProjectClosed(QString projectPath);
     static void cb_MetatileChanged(int x, int y, Block prevBlock, Block newBlock);
     static void cb_MapOpened(QString mapName);
 
diff --git a/src/config.cpp b/src/config.cpp
index 80fcaa83..0c102cf6 100644
--- a/src/config.cpp
+++ b/src/config.cpp
@@ -36,7 +36,7 @@ void KeyValueConfigBase::load() {
     QTextStream in(&file);
     in.setCodec("UTF-8");
     QList<QString> configLines;
-    QRegularExpression re("^(?<key>.+)=(?<value>.+)$");
+    QRegularExpression re("^(?<key>.+)=(?<value>.*)$");
     while (!in.atEnd()) {
         QString line = in.readLine().trimmed();
         int commentIndex = line.indexOf("#");
@@ -380,6 +380,15 @@ void ProjectConfig::parseConfigKeyValue(QString key, QString value) {
         if (!ok) {
             logWarn(QString("Invalid config value for use_custom_border_size: '%1'. Must be 0 or 1.").arg(value));
         }
+    } else if (key == "custom_scripts") {
+        this->customScripts.clear();
+        QList<QString> paths = value.split(",");
+        paths.removeDuplicates();
+        for (QString script : paths) {
+            if (!script.isEmpty()) {
+                this->customScripts.append(script);
+            }
+        }
     } else {
         logWarn(QString("Invalid config key found in config file %1: '%2'").arg(this->getConfigFilepath()).arg(key));
     }
@@ -391,6 +400,7 @@ QMap<QString, QString> ProjectConfig::getKeyValueMap() {
     map.insert("use_encounter_json", QString::number(this->useEncounterJson));
     map.insert("use_poryscript", QString::number(this->usePoryScript));
     map.insert("use_custom_border_size", QString::number(this->useCustomBorderSize));
+    map.insert("custom_scripts", this->customScripts.join(","));
     return map;
 }
 
@@ -423,12 +433,17 @@ void ProjectConfig::onNewConfigFileCreated() {
     this->useCustomBorderSize = this->baseGameVersion == BaseGameVersion::pokefirered;
     this->useEncounterJson = true;
     this->usePoryScript = false;
+    this->customScripts.clear();
 }
 
 void ProjectConfig::setProjectDir(QString projectDir) {
     this->projectDir = projectDir;
 }
 
+QString ProjectConfig::getProjectDir() {
+    return this->projectDir;
+}
+
 void ProjectConfig::setBaseGameVersion(BaseGameVersion baseGameVersion) {
     this->baseGameVersion = baseGameVersion;
     this->save();
@@ -464,3 +479,12 @@ void ProjectConfig::setUseCustomBorderSize(bool enable) {
 bool ProjectConfig::getUseCustomBorderSize() {
     return this->useCustomBorderSize;
 }
+
+void ProjectConfig::setCustomScripts(QList<QString> scripts) {
+    this->customScripts = scripts;
+    this->save();
+}
+
+QList<QString> ProjectConfig::getCustomScripts() {
+    return this->customScripts;
+}
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index f4328f1a..be796043 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -46,7 +46,6 @@ MainWindow::MainWindow(QWidget *parent) :
     QCoreApplication::setApplicationName("porymap");
     QApplication::setApplicationDisplayName("porymap");
     QApplication::setWindowIcon(QIcon(":/icons/porymap-icon-2.ico"));
-    Scripting::init(this);
     ui->setupUi(this);
 
     this->initWindow();
@@ -349,6 +348,10 @@ bool MainWindow::openProject(QString dir) {
     }
 
     if (success) {
+        for (auto action : this->registeredActions) {
+            this->ui->menuTools->removeAction(action);
+        }
+        Scripting::init(this);
         Scripting::cb_ProjectOpened(dir);
     }
 
@@ -395,6 +398,7 @@ void MainWindow::on_action_Open_Project_triggered()
     }
     QString dir = getExistingDirectory(recent);
     if (!dir.isEmpty()) {
+        Scripting::cb_ProjectClosed(this->editor->project->root);
         porymapConfig.setRecentProject(dir);
         if (!openProject(dir)) {
             this->initWindow();
diff --git a/src/mainwindow_scriptapi.cpp b/src/mainwindow_scriptapi.cpp
index f321595e..6dc84151 100644
--- a/src/mainwindow_scriptapi.cpp
+++ b/src/mainwindow_scriptapi.cpp
@@ -434,7 +434,8 @@ void MainWindow::registerAction(QString functionName, QString actionName, QStrin
 
     Scripting::registerAction(functionName, actionName);
     if (Scripting::numRegisteredActions() == 1) {
-        this->ui->menuTools->addSection("Custom Actions");
+        QAction *section = this->ui->menuTools->addSection("Custom Actions");
+        this->registeredActions.append(section);
     }
     QAction *action = this->ui->menuTools->addAction(actionName, [actionName](){
        Scripting::invokeAction(actionName);
@@ -442,6 +443,7 @@ void MainWindow::registerAction(QString functionName, QString actionName, QStrin
     if (!shortcut.isEmpty()) {
         action->setShortcut(QKeySequence(shortcut));
     }
+    this->registeredActions.append(action);
 }
 
 void MainWindow::setTimeout(QJSValue callback, int milliseconds) {
diff --git a/src/scripting.cpp b/src/scripting.cpp
index ecd34d51..2df636f8 100644
--- a/src/scripting.cpp
+++ b/src/scripting.cpp
@@ -2,14 +2,19 @@
 #include "log.h"
 
 QMap<CallbackType, QString> callbackFunctions = {
-    {OnProjectOpened, "on_project_opened"},
-    {OnBlockChanged, "on_block_changed"},
-    {OnMapOpened, "on_map_opened"},
+    {OnProjectOpened, "onProjectOpened"},
+    {OnProjectClosed, "onProjectClosed"},
+    {OnBlockChanged, "onBlockChanged"},
+    {OnMapOpened, "onMapOpened"},
 };
 
 Scripting *instance = nullptr;
 
 void Scripting::init(MainWindow *mainWindow) {
+    if (instance) {
+        instance->engine->setInterrupted(true);
+        delete instance;
+    }
     instance = new Scripting(mainWindow);
 }
 
@@ -17,7 +22,9 @@ Scripting::Scripting(MainWindow *mainWindow) {
     this->engine = new QJSEngine(mainWindow);
     this->engine->installExtensions(QJSEngine::ConsoleExtension);
     this->engine->globalObject().setProperty("map", this->engine->newQObject(mainWindow));
-    this->filepaths.append("D:\\devkitProOld\\msys\\home\\huder\\pretmap\\test_script.js");
+    for (QString script : projectConfig.getCustomScripts()) {
+        this->filepaths.append(script);
+    }
     this->loadModules(this->filepaths);
 }
 
@@ -25,16 +32,21 @@ void Scripting::loadModules(QStringList moduleFiles) {
     for (QString filepath : moduleFiles) {
         QJSValue module = this->engine->importModule(filepath);
         if (module.isError()) {
-            logError(QString("Failed to load custom script file '%1'\nName: %2\nMessage: %3\nFile: %4\nLine Number: %5\nStack: %6")
-                     .arg(filepath)
-                     .arg(module.property("name").toString())
-                     .arg(module.property("message").toString())
-                     .arg(module.property("fileName").toString())
-                     .arg(module.property("lineNumber").toString())
-                     .arg(module.property("stack").toString()));
-            continue;
+            QString relativePath = QDir::cleanPath(projectConfig.getProjectDir() + QDir::separator() + filepath);
+            module = this->engine->importModule(relativePath);
+            if (module.isError()) {
+                logError(QString("Failed to load custom script file '%1'\nName: %2\nMessage: %3\nFile: %4\nLine Number: %5\nStack: %6")
+                         .arg(filepath)
+                         .arg(module.property("name").toString())
+                         .arg(module.property("message").toString())
+                         .arg(module.property("fileName").toString())
+                         .arg(module.property("lineNumber").toString())
+                         .arg(module.property("stack").toString()));
+                continue;
+            }
         }
 
+        logInfo(QString("Successfully loaded custom script file '%1'").arg(filepath));
         this->modules.append(module);
     }
 }
@@ -93,6 +105,15 @@ void Scripting::cb_ProjectOpened(QString projectPath) {
     instance->invokeCallback(OnProjectOpened, args);
 }
 
+void Scripting::cb_ProjectClosed(QString projectPath) {
+    if (!instance) return;
+
+    QJSValueList args {
+        projectPath,
+    };
+    instance->invokeCallback(OnProjectClosed, args);
+}
+
 void Scripting::cb_MetatileChanged(int x, int y, Block prevBlock, Block newBlock) {
     if (!instance) return;