diff --git a/src/nostalgia/studio/studioapp.cpp b/src/nostalgia/studio/studioapp.cpp
index 68aaac9f..29d6cfc0 100644
--- a/src/nostalgia/studio/studioapp.cpp
+++ b/src/nostalgia/studio/studioapp.cpp
@@ -18,24 +18,23 @@ struct StudioConfig {
 	static constexpr auto TypeVersion = 1;
 	ox::String projectPath;
 	ox::Vector<ox::String> openFiles;
+	bool showProjectExplorer = true;
 };
 
-template<typename T>
-constexpr ox::Error model(T *h, StudioConfig *config) noexcept {
-	h->template setTypeInfo<StudioConfig>();
-	oxReturnError(h->field("project_path", &config->projectPath));
-	oxReturnError(h->field("open_files", &config->openFiles));
-	return OxError(0);
-}
+oxModelBegin(StudioConfig)
+	oxModelFieldRename(project_path, projectPath)
+	oxModelFieldRename(open_files, openFiles)
+	oxModelFieldRename(show_project_explorer, showProjectExplorer)
+oxModelEnd()
 
 StudioUI::StudioUI(core::Context *ctx) noexcept {
 	m_ctx = ctx;
 	m_projectExplorer = new ProjectExplorer(m_ctx);
-	m_widgets.emplace_back(m_projectExplorer);
 	m_projectExplorer->fileChosen.connect(this, &StudioUI::openFile);
 	loadModules();
 	// open project and files
 	const auto [config, err] = studio::readConfig<StudioConfig>(ctx);
+	m_showProjectExplorer = config.showProjectExplorer;
 	if (!err) {
 		oxIgnoreError(openProject(config.projectPath));
 		for (const auto &f : config.openFiles) {
@@ -61,18 +60,16 @@ void StudioUI::draw() noexcept {
 	drawMenu();
 	drawToolbar();
 	drawTabBar();
+	if (m_showProjectExplorer) {
+		m_projectExplorer->draw(m_ctx);
+	}
 	for (auto &w : m_widgets) {
 		w->draw(m_ctx);
 	}
-	constexpr auto aboutFlags = ImGuiWindowFlags_NoCollapse
-	                          | ImGuiWindowFlags_NoResize
-	                          | ImGuiWindowFlags_Modal;
-	if (m_aboutEnabled &&
-	    ImGui::Begin("About", &m_aboutEnabled, aboutFlags)) {
-		ImGui::SetWindowSize(ImVec2(400, 250));
-		ImGui::Text("Nostalgia Studio - dev build");
-		ImGui::End();
+	if (m_aboutEnabled) {
+		ImGui::OpenPopup("About");
 	}
+	drawAboutPopup();
 }
 
 void StudioUI::drawMenu() noexcept {
@@ -108,7 +105,13 @@ void StudioUI::drawMenu() noexcept {
 			}
 			ImGui::EndMenu();
 		}
-		if (ImGui::BeginMenu("View", false)) {
+		if (ImGui::BeginMenu("View")) {
+			if (ImGui::MenuItem("Project Explorer", "Ctrl+1", m_showProjectExplorer)) {
+				m_showProjectExplorer = !m_showProjectExplorer;
+				studio::editConfig<StudioConfig>(m_ctx, [&](StudioConfig *config) {
+					config->showProjectExplorer = m_showProjectExplorer;
+				});
+			}
 			ImGui::EndMenu();
 		}
 		if (ImGui::BeginMenu("Help")) {
@@ -151,8 +154,9 @@ void StudioUI::drawToolbar() noexcept {
 
 void StudioUI::drawTabBar() noexcept {
 	const auto viewport = ImGui::GetMainViewport();
-	ImGui::SetNextWindowPos(ImVec2(viewport->Pos.x + 316, viewport->Pos.y + 71));
-	ImGui::SetNextWindowSize(ImVec2(viewport->Size.x - 316, viewport->Size.y - 71));
+	const auto mod = m_showProjectExplorer ? 316.f : 0.f;
+	ImGui::SetNextWindowPos(ImVec2(viewport->Pos.x + mod, viewport->Pos.y + 71));
+	ImGui::SetNextWindowSize(ImVec2(viewport->Size.x - mod, viewport->Size.y - 71));
 	constexpr auto windowFlags = ImGuiWindowFlags_NoTitleBar
 	                           | ImGuiWindowFlags_NoResize
 	                           | ImGuiWindowFlags_NoMove
@@ -191,6 +195,19 @@ void StudioUI::drawTabs() noexcept {
 	}
 }
 
+void StudioUI::drawAboutPopup() noexcept {
+	constexpr auto modalFlags = ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize;
+	if (ImGui::BeginPopupModal("About", &m_aboutEnabled, modalFlags)) {
+		ImGui::Text("Nostalgia Studio - dev build");
+		ImGui::SetNextWindowPos(ImVec2(0.5f, 0.5f), ImGuiCond_Always, ImVec2(0.5f,0.5f));
+		if (ImGui::Button("Close")) {
+			ImGui::CloseCurrentPopup();
+			m_aboutEnabled = false;
+		}
+		ImGui::EndPopup();
+	}
+}
+
 void StudioUI::loadEditorMaker(const studio::EditorMaker &editorMaker) noexcept {
 	for (auto &ext : editorMaker.fileTypes) {
 		m_editorMakers[ext] = editorMaker.make;
@@ -244,6 +261,7 @@ ox::Error StudioUI::openFile(const ox::String &path) noexcept {
 		editor->closed.connect(this, &StudioUI::closeFile);
 		m_editors.emplace_back(editor);
 	} catch (const ox::Exception &ex) {
+		oxErrorf("Could not open Editor: {} ({}:{})", ex.msg, ex.file, ex.line);
 		return ex.toError();
 	}
 	m_openFiles.emplace_back(path);
diff --git a/src/nostalgia/studio/studioapp.hpp b/src/nostalgia/studio/studioapp.hpp
index 9af927b0..a755211d 100644
--- a/src/nostalgia/studio/studioapp.hpp
+++ b/src/nostalgia/studio/studioapp.hpp
@@ -32,6 +32,7 @@ class StudioUI: public ox::SignalHandler {
 		studio::Editor *m_acitveEditor = nullptr;
 		bool m_saveEnabled = false;
 		bool m_aboutEnabled = false;
+		bool m_showProjectExplorer = true;
 
 	public:
 		explicit StudioUI(core::Context *ctx) noexcept;
@@ -54,6 +55,8 @@ class StudioUI: public ox::SignalHandler {
 
 		void drawTabs() noexcept;
 
+		void drawAboutPopup() noexcept;
+
 		void loadEditorMaker(const studio::EditorMaker &editorMaker) noexcept;
 
 		void loadModule(studio::Module *module) noexcept;