diff --git a/.gitmodules b/.gitmodules
index 5fbd823..7fdb1b0 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,3 +7,6 @@
 [submodule "external/selenite"]
 	path = external/selenite
 	url = https://codeberg.org/vyn/selenite.git
+[submodule "external/evalyte-cpp-common"]
+	path = external/evalyte-cpp-common
+	url = https://codeberg.org/vyn/evalyte-cpp-common.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4474499..a5fbf1e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,6 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 set(CMAKE_COMPILE_WARNING_AS_ERROR ON)
 set(CMAKE_BUILD_RPATH_USE_ORIGIN ON)
 
-add_subdirectory(external/slint)
 # -- Slint setup
 #find_package(Slint QUIET)
 #if (NOT Slint_FOUND)
@@ -24,28 +23,32 @@ add_subdirectory(external/slint)
 #endif (NOT Slint_FOUND)
 # -- End of Slint setup
 
+add_subdirectory(external/slint)
+add_subdirectory(external/selenite/cpp)
 add_subdirectory(external/mirai-core)
 
 add_executable(mirai
 	src/main.cpp
-	src/UiState.cpp
+	src/AppWindowBackend.cpp
 	src/Utils.cpp
 )
 
-
 target_include_directories(mirai PRIVATE "external/mirai-core/include")
+target_include_directories(mirai PRIVATE "external/selenite/cpp/include")
+target_include_directories(mirai PRIVATE "external/evalyte-cpp-common/include")
 
 set_property(TARGET mirai PROPERTY SLINT_EMBED_RESOURCES embed-files)
 
 target_link_libraries(mirai PRIVATE Slint::Slint)
+target_link_libraries(mirai PRIVATE selenite)
 
 target_include_directories(mirai PRIVATE "external")
 target_link_libraries(mirai PRIVATE mirai-core)
 
 slint_target_sources(
-	mirai ui/appwindow.slint
+	mirai ui/AppWindow.slint
 	NAMESPACE ui
-	LIBRARY_PATHS selenite=${CMAKE_CURRENT_SOURCE_DIR}/external/selenite/index.slint
+	LIBRARY_PATHS selenite=${CMAKE_CURRENT_SOURCE_DIR}/external/selenite/components/index.slint
 )
 
 # On Windows, copy the Slint DLL next to the application binary so that it's found.
diff --git a/external/evalyte-cpp-common b/external/evalyte-cpp-common
new file mode 160000
index 0000000..b154a33
--- /dev/null
+++ b/external/evalyte-cpp-common
@@ -0,0 +1 @@
+Subproject commit b154a3351b89a5962a2bed2feae683b3a8009857
diff --git a/external/selenite b/external/selenite
index 65e2a75..cbab9da 160000
--- a/external/selenite
+++ b/external/selenite
@@ -1 +1 @@
-Subproject commit 65e2a75a09df205a86a09d9dd4f1ca916bb115a3
+Subproject commit cbab9dabe784bd3c799d23ead5d2b4d942ec4081
diff --git a/src/UiState.cpp b/src/AppWindowBackend.cpp
similarity index 93%
rename from src/UiState.cpp
rename to src/AppWindowBackend.cpp
index 594e7e9..ee1cf05 100644
--- a/src/UiState.cpp
+++ b/src/AppWindowBackend.cpp
@@ -4,35 +4,33 @@
  * The license can be found in the LICENSE file or at https://www.gnu.org/licenses/gpl-3.0.txt
  */
 
-#include "UiState.h"
+#include "AppWindowBackend.h"
+#include "SeleniteSetup.h"
 #include "Utils.h"
 #include "appwindow.h"
-#include "mirai-core/DataProvider.h"
 #include "mirai-core/Day.h"
 #include "mirai-core/Mirai.h"
 #include "slint.h"
-#include "slint_sharedvector.h"
 #include "slint_string.h"
-#include <algorithm>
 #include <bits/chrono.h>
 #include <cassert>
 #include <charconv>
 #include <chrono>
+#include <cstdio>
+#include <cstdlib>
 #include <ctime>
 #include <format>
-#include <iomanip>
 #include <iostream>
-#include <iterator>
 #include <memory>
 #include <optional>
 #include <ostream>
 #include <ranges>
-#include <stdexcept>
 #include <string>
 #include <string_view>
 #include <vector>
 
-UiState::UiState(mirai::Mirai *miraiInstance) : miraiInstance_(miraiInstance), view_(miraiInstance)
+AppWindowBackend::AppWindowBackend(mirai::Mirai *miraiInstance)
+	: miraiInstance_(miraiInstance), view_(miraiInstance)
 {
 	sources_ = std::make_shared<slint::VectorModel<ui::Source>>();
 	days_ = std::make_shared<slint::VectorModel<ui::Day>>();
@@ -45,6 +43,13 @@ UiState::UiState(mirai::Mirai *miraiInstance) : miraiInstance_(miraiInstance), v
 		}
 	);
 
+	const auto palette =
+		selenite::parseJson(std::string(getenv("HOME")) + "/.config/evalyte/theme.json");
+	if (palette.has_value()) {
+		std::cerr << "Warning, no evalyte/theme.json found" << std::endl;
+		setSelenitePalette(mainWindow_, palette.value());
+	}
+
 	mainWindow_->global<ui::Backend>().set_sources(sourcesNames);
 
 	view_.setAllSources();
@@ -77,7 +82,7 @@ std::optional<ui::Date> stringToDate(const std::string &dateStr)
 	return ui::Date{.year = year, .month = month, .day = day};
 }
 
-void UiState::setupUtilsCallbacks()
+void AppWindowBackend::setupUtilsCallbacks()
 {
 	mainWindow_->global<ui::Backend>().on_format_date([&](const ui::Date &date) {
 		std::chrono::year_month_day chronoDate{
@@ -89,7 +94,7 @@ void UiState::setupUtilsCallbacks()
 	});
 }
 
-void UiState::setupCallbacks()
+void AppWindowBackend::setupCallbacks()
 {
 	mainWindow_->global<ui::Backend>().on_task_clicked([&](int sourceId, int taskId) {
 		auto source = miraiInstance_->getSourceById(sourceId);
@@ -243,7 +248,7 @@ stdToSlintStringVector(const std::vector<std::string> &stdVector)
 	return slintVector;
 }
 
-void UiState::reloadTasks()
+void AppWindowBackend::reloadTasks()
 {
 	days_->clear();
 	if (miraiInstance_->getSources().size() == 0) {
@@ -323,7 +328,7 @@ void UiState::reloadTasks()
 	mainWindow_->global<ui::Backend>().set_unscheduled_tasks(unscheduledTasks_);
 }
 
-void UiState::reloadSources()
+void AppWindowBackend::reloadSources()
 {
 	sources_->clear();
 	bool noSourceSelected = miraiInstance_->getSources().size() == view_.activeSourceCount();
@@ -337,7 +342,7 @@ void UiState::reloadSources()
 	mainWindow_->global<ui::Backend>().set_no_source_selected(noSourceSelected);
 }
 
-void UiState::run()
+void AppWindowBackend::run()
 {
 	mainWindow_->run();
 }
diff --git a/src/UiState.h b/src/AppWindowBackend.h
similarity index 93%
rename from src/UiState.h
rename to src/AppWindowBackend.h
index c439af6..b9c89bf 100644
--- a/src/UiState.h
+++ b/src/AppWindowBackend.h
@@ -11,11 +11,11 @@
 #include "mirai-core/View.h"
 #include "slint.h"
 
-class UiState
+class AppWindowBackend
 {
 
   public:
-	UiState(mirai::Mirai *mirai);
+	AppWindowBackend(mirai::Mirai *mirai);
 
 	void run();
 
diff --git a/src/SeleniteSetup.h b/src/SeleniteSetup.h
new file mode 100644
index 0000000..4eade98
--- /dev/null
+++ b/src/SeleniteSetup.h
@@ -0,0 +1,30 @@
+/*
+ * Mirai. Copyright (C) 2024 Vyn
+ * This file is licensed under version 3 of the GNU General Public License (GPL-3.0-only)
+ * The license can be found in the LICENSE file or at https://www.gnu.org/licenses/gpl-3.0.txt
+ */
+
+#pragma once
+
+#include "appwindow.h"
+#include "selenite/palette.h"
+#include "slint_color.h"
+
+slint::Color seleniteColorToSlint(const selenite::Color &color)
+{
+	return slint::Color::from_rgb_uint8(color.r, color.g, color.b);
+}
+
+void setSelenitePalette(slint::ComponentHandle<ui::AppWindow> ui, const selenite::Palette &palette)
+{
+	auto &uiPalette = ui->global<ui::Palette>();
+
+	uiPalette.set_background(seleniteColorToSlint(palette.background));
+	uiPalette.set_pane(seleniteColorToSlint(palette.pane));
+	uiPalette.set_foreground(seleniteColorToSlint(palette.foreground));
+	uiPalette.set_foreground_hint(seleniteColorToSlint(palette.foregroundHint));
+	uiPalette.set_control_background(seleniteColorToSlint(palette.background3));
+	uiPalette.set_control_foreground(seleniteColorToSlint(palette.foreground));
+	uiPalette.set_card_background(seleniteColorToSlint(palette.background2));
+	uiPalette.set_accent(seleniteColorToSlint(palette.primary));
+}
diff --git a/src/main.cpp b/src/main.cpp
index 96d0fd0..909b6a6 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4,30 +4,30 @@
  * The license can be found in the LICENSE file or at https://www.gnu.org/licenses/gpl-3.0.txt
  */
 
-#include "UiState.h"
+#include "AppWindowBackend.h"
+#include "evalyte-cpp-common/config.h"
 #include "mirai-core/Config.h"
 #include "mirai-core/DataProvider.h"
 #include "mirai-core/MarkdownDataProvider.h"
 #include "mirai-core/Mirai.h"
-#include <algorithm>
 #include <cstdlib>
 #include <memory>
 #include <string>
 
 int main(int argc, char **argv)
 {
-	mirai::Config config(std::string(getenv("HOME")) + "/.config/mirai/config.json");
-
 	mirai::Mirai mirai;
 
+	const auto configFilePath = evalyte::createConfigDirectoryPath("mirai") + "/config.json";
+	mirai::Config config(configFilePath);
 	for (const auto &sourceFilePath : config.sources()) {
 		std::unique_ptr<mirai::DataProvider> file =
 			std::make_unique<mirai::MarkdownDataProvider>(sourceFilePath);
 		mirai.loadSource(std::move(file));
 	}
 
-	UiState uiState{&mirai};
-	uiState.run();
+	AppWindowBackend appWindow{&mirai};
+	appWindow.run();
 
 	return 0;
 }
diff --git a/ui/appwindow.slint b/ui/AppWindow.slint
similarity index 71%
rename from ui/appwindow.slint
rename to ui/AppWindow.slint
index bfaa45a..72de94d 100644
--- a/ui/appwindow.slint
+++ b/ui/AppWindow.slint
@@ -1,7 +1,8 @@
 import { Backend } from "Backend.slint";
-import { Button, VerticalBox, CheckBox, Palette } from "std-widgets.slint";
+import { Button, VerticalBox, CheckBox } from "std-widgets.slint";
 import { SideBar } from "./components/SideBar.slint";
 import { MainView } from "MainView.slint";
+import { Palette } from "@selenite";
 
 export component AppWindow inherits Window {
 
@@ -21,4 +22,4 @@ export component AppWindow inherits Window {
 	
 }
 
-export { Backend } // Export to make it visible to the C++ backend
+export { Backend, Palette } // Export to make it visible to the C++ backend