diff --git a/include/app.hpp b/include/app.hpp
index 1c9d2281..a31c158b 100644
--- a/include/app.hpp
+++ b/include/app.hpp
@@ -42,12 +42,12 @@ struct App {
 	history::State *history = NULL;
 	PatchManager *patch = NULL;
 
-	void init(bool headless);
+	void init();
 	~App();
 };
 
 
-void appInit(bool headless);
+void appInit();
 void appDestroy();
 /** Returns the global App pointer */
 App *appGet();
diff --git a/include/app/Scene.hpp b/include/app/Scene.hpp
index 0cbd1f40..3e6ab2a0 100644
--- a/include/app/Scene.hpp
+++ b/include/app/Scene.hpp
@@ -18,7 +18,6 @@ struct Scene : widget::OpaqueWidget {
 	widget::Widget *moduleBrowser;
 
 	// Version checking
-	bool devMode = false;
 	bool checkVersion = true;
 	bool checkedVersion = false;
 	std::string latestVersion;
diff --git a/include/asset.hpp b/include/asset.hpp
index e394ba0a..7d4ea6b1 100644
--- a/include/asset.hpp
+++ b/include/asset.hpp
@@ -13,7 +13,7 @@ namespace plugin {
 namespace asset {
 
 
-void init(bool devMode);
+void init();
 /** Returns the path of a system resource. Should only read files from this location. */
 std::string system(std::string filename);
 /** Returns the path of a user resource. Can read and write files to this location. */
diff --git a/include/logger.hpp b/include/logger.hpp
index a35a2e23..f77ff97f 100644
--- a/include/logger.hpp
+++ b/include/logger.hpp
@@ -27,7 +27,7 @@ enum Level {
 	FATAL_LEVEL
 };
 
-void init(bool devMode);
+void init();
 void destroy();
 /** Do not use this function directly. Use the macros below.
 Thread-safe.
diff --git a/include/settings.hpp b/include/settings.hpp
index 3f4a8ba2..f69f82e9 100644
--- a/include/settings.hpp
+++ b/include/settings.hpp
@@ -9,6 +9,11 @@ namespace rack {
 
 
 struct Settings {
+	/** Runtime state, not serialized. */
+	bool devMode = false;
+	bool headless = false;
+
+	/** Persistent state, serialized to settings.json. */
 	std::string token;
 	math::Vec windowSize;
 	math::Vec windowPos;
@@ -31,8 +36,8 @@ struct Settings {
 
 	json_t *toJson();
 	void fromJson(json_t *rootJ);
-	void save(std::string filename);
-	void load(std::string filename);
+	void save(const std::string &path);
+	void load(const std::string &path);
 };
 
 
diff --git a/src/app.cpp b/src/app.cpp
index 60639c19..ccb1ac60 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -5,14 +5,15 @@
 #include "engine/Engine.hpp"
 #include "app/Scene.hpp"
 #include "history.hpp"
+#include "settings.hpp"
 
 
 namespace rack {
 
 
-void App::init(bool headless) {
+void App::init() {
 	engine = new engine::Engine;
-	if (!headless) {
+	if (!settings.headless) {
 		event = new widget::EventState;
 		history = new history::State;
 		window = new Window;
@@ -41,10 +42,10 @@ App::~App() {
 
 static App *appInstance = NULL;
 
-void appInit(bool headless) {
+void appInit() {
 	assert(!appInstance);
 	appInstance = new App;
-	appInstance->init(headless);
+	appInstance->init();
 }
 
 void appDestroy() {
diff --git a/src/app/Scene.cpp b/src/app/Scene.cpp
index 7af96948..8e645c1b 100644
--- a/src/app/Scene.cpp
+++ b/src/app/Scene.cpp
@@ -47,7 +47,7 @@ void Scene::step() {
 	}
 
 	// Request latest version from server
-	if (!devMode && checkVersion && !checkedVersion) {
+	if (!settings.devMode && checkVersion && !checkedVersion) {
 		std::thread t(&Scene::runCheckVersion, this);
 		t.detach();
 		checkedVersion = true;
diff --git a/src/asset.cpp b/src/asset.cpp
index e9084a94..b4da6494 100644
--- a/src/asset.cpp
+++ b/src/asset.cpp
@@ -1,5 +1,6 @@
 #include "asset.hpp"
 #include "system.hpp"
+#include "settings.hpp"
 #include "plugin/Plugin.hpp"
 
 #if defined ARCH_MAC
@@ -24,10 +25,10 @@ namespace rack {
 namespace asset {
 
 
-void init(bool devMode) {
+void init() {
 	// Get system dir
 	if (systemDir.empty()) {
-		if (devMode) {
+		if (settings.devMode) {
 			systemDir = ".";
 		}
 		else {
@@ -57,7 +58,7 @@ void init(bool devMode) {
 
 	// Get user dir
 	if (userDir.empty()) {
-		if (devMode) {
+		if (settings.devMode) {
 			userDir = ".";
 		}
 		else {
diff --git a/src/logger.cpp b/src/logger.cpp
index bb14d055..e8921800 100644
--- a/src/logger.cpp
+++ b/src/logger.cpp
@@ -1,5 +1,6 @@
 #include "common.hpp"
 #include "asset.hpp"
+#include "settings.hpp"
 #include <chrono>
 #include <mutex>
 
@@ -13,9 +14,9 @@ static std::chrono::high_resolution_clock::time_point startTime;
 static std::mutex logMutex;
 
 
-void init(bool devMode) {
+void init() {
 	startTime = std::chrono::high_resolution_clock::now();
-	if (devMode) {
+	if (settings.devMode) {
 		outputFile = stderr;
 	}
 	else {
diff --git a/src/main.cpp b/src/main.cpp
index a31fd699..74549115 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -56,8 +56,6 @@ int main(int argc, char *argv[]) {
 	(void) instanceMutex;
 #endif
 
-	bool devMode = false;
-	bool headless = false;
 	std::string patchPath;
 
 	// Parse command line arguments
@@ -66,10 +64,10 @@ int main(int argc, char *argv[]) {
 	while ((c = getopt(argc, argv, "ds:u:")) != -1) {
 		switch (c) {
 			case 'd': {
-				devMode = true;
+				settings.devMode = true;
 			} break;
 			case 'h': {
-				headless = true;
+				settings.headless = true;
 			} break;
 			case 's': {
 				asset::systemDir = optarg;
@@ -85,13 +83,13 @@ int main(int argc, char *argv[]) {
 	}
 
 	// Initialize environment
-	asset::init(devMode);
-	logger::init(devMode);
+	asset::init();
+	logger::init();
 
 	// We can now install a signal handler and log the output
 	// Mac has its own decent crash handler
 #if 0
-	if (!devMode) {
+	if (!settings.devMode) {
 		signal(SIGABRT, fatalSignalHandler);
 		signal(SIGFPE, fatalSignalHandler);
 		signal(SIGILL, fatalSignalHandler);
@@ -102,7 +100,7 @@ int main(int argc, char *argv[]) {
 
 	// Log environment
 	INFO("%s v%s", app::APP_NAME, app::APP_VERSION);
-	if (devMode)
+	if (settings.devMode)
 		INFO("Development mode");
 	INFO("System directory: %s", asset::systemDir.c_str());
 	INFO("User directory: %s", asset::userDir.c_str());
@@ -115,7 +113,7 @@ int main(int argc, char *argv[]) {
 	keyboard::init();
 	gamepad::init();
 	plugin::init();
-	if (!headless) {
+	if (!settings.headless) {
 		ui::init();
 		windowInit();
 	}
@@ -123,22 +121,21 @@ int main(int argc, char *argv[]) {
 	// Initialize app
 	INFO("Initializing app");
 	settings.load(asset::user("settings.json"));
-	appInit(headless);
+	appInit();
 
 	const char *openedFilename = glfwGetOpenedFilename();
 	if (openedFilename) {
 		patchPath = openedFilename;
 	}
 
-	if (!headless) {
-		APP->scene->devMode = devMode;
+	if (!settings.headless) {
 		APP->patch->init(patchPath);
 	}
 
 	INFO("Starting engine");
 	APP->engine->start();
 
-	if (!headless) {
+	if (!settings.headless) {
 		INFO("Running window");
 		APP->window->run();
 		INFO("Stopped window");
@@ -151,7 +148,7 @@ int main(int argc, char *argv[]) {
 	APP->engine->stop();
 
 	// Destroy app
-	if (!headless) {
+	if (!settings.headless) {
 		APP->patch->save(asset::user("autosave.vcv"));
 	}
 	INFO("Destroying app");
@@ -160,7 +157,7 @@ int main(int argc, char *argv[]) {
 
 	// Destroy environment
 	INFO("Destroying environment");
-	if (!headless) {
+	if (!settings.headless) {
 		windowDestroy();
 		ui::destroy();
 	}
diff --git a/src/plugin.cpp b/src/plugin.cpp
index 57eec4fd..d8bc5b03 100644
--- a/src/plugin.cpp
+++ b/src/plugin.cpp
@@ -356,20 +356,20 @@ void init() {
 	plugins.push_back(corePlugin);
 
 	// Get user plugins directory
-	std::string userPlugins = asset::user("plugins");
-	mkdir(userPlugins.c_str(), 0755);
+	std::string pluginsDir = asset::user("plugins");
+	mkdir(pluginsDir.c_str(), 0755);
 
-	// Copy Fundamental package to plugins directory if folder does not exist
+	// Extract packages and load plugins
+	extractPackages(pluginsDir);
+	loadPlugins(pluginsDir);
+
+	// Copy Fundamental package to plugins directory if Fundamental is not loaded
 	std::string fundamentalSrc = asset::system("Fundamental.zip");
-	std::string fundamentalDest = asset::user("plugins/Fundamental.zip");
 	std::string fundamentalDir = asset::user("plugins/Fundamental");
-	if (system::isFile(fundamentalSrc) && !system::isFile(fundamentalDest) && !system::isDirectory(fundamentalDir)) {
-		system::copyFile(fundamentalSrc, fundamentalDest);
+	if (!settings.devMode && !getPlugin("Fundamental") && system::isFile(fundamentalSrc)) {
+		extractZip(fundamentalSrc.c_str(), pluginsDir.c_str());
+		loadPlugin(fundamentalDir);
 	}
-
-	// Extract packages and load plugins
-	extractPackages(userPlugins);
-	loadPlugins(userPlugins);
 }
 
 void destroy() {
diff --git a/src/settings.cpp b/src/settings.cpp
index f4e437ae..3447a4ad 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -172,11 +172,11 @@ void Settings::fromJson(json_t *rootJ) {
 	}
 }
 
-void Settings::save(std::string filename) {
-	INFO("Saving settings %s", filename.c_str());
+void Settings::save(const std::string &path) {
+	INFO("Saving settings %s", path.c_str());
 	json_t *rootJ = toJson();
 	if (rootJ) {
-		FILE *file = std::fopen(filename.c_str(), "w");
+		FILE *file = std::fopen(path.c_str(), "w");
 		if (!file)
 			return;
 
@@ -186,9 +186,9 @@ void Settings::save(std::string filename) {
 	}
 }
 
-void Settings::load(std::string filename) {
-	INFO("Loading settings %s", filename.c_str());
-	FILE *file = std::fopen(filename.c_str(), "r");
+void Settings::load(const std::string &path) {
+	INFO("Loading settings %s", path.c_str());
+	FILE *file = std::fopen(path.c_str(), "r");
 	if (!file)
 		return;