diff --git a/CMakeLists.txt b/CMakeLists.txt
index 73a28b181..ef5c2d312 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -58,39 +58,37 @@ find_package(Threads REQUIRED)
 
 find_library(LIBRT rt)
 
-if (BUILD_APP)
-    if (USE_SYSTEM_LIBCOMMUNI)
-        find_package(LibCommuni REQUIRED)
-    else()
-        set(LIBCOMMUNI_ROOT_LIB_FOLDER "${CMAKE_SOURCE_DIR}/lib/libcommuni")
-        if (NOT EXISTS "${LIBCOMMUNI_ROOT_LIB_FOLDER}/CMakeLists.txt")
-            message(FATAL_ERROR "Submodules probably not loaded, unable to find lib/libcommuni/CMakeLists.txt")
-        endif()
-
-        add_subdirectory("${LIBCOMMUNI_ROOT_LIB_FOLDER}" EXCLUDE_FROM_ALL)
+if (USE_SYSTEM_LIBCOMMUNI)
+    find_package(LibCommuni REQUIRED)
+else()
+    set(LIBCOMMUNI_ROOT_LIB_FOLDER "${CMAKE_SOURCE_DIR}/lib/libcommuni")
+    if (NOT EXISTS "${LIBCOMMUNI_ROOT_LIB_FOLDER}/CMakeLists.txt")
+        message(FATAL_ERROR "Submodules probably not loaded, unable to find lib/libcommuni/CMakeLists.txt")
     endif()
 
-    # Link QtKeychain statically
-    option(QTKEYCHAIN_STATIC "" ON)
+    add_subdirectory("${LIBCOMMUNI_ROOT_LIB_FOLDER}" EXCLUDE_FROM_ALL)
+endif()
 
-    if (USE_SYSTEM_QT5KEYCHAIN)
-        find_package(Qt5Keychain REQUIRED)
-    else()
-        set(QT5KEYCHAIN_ROOT_LIB_FOLDER "${CMAKE_SOURCE_DIR}/lib/qtkeychain")
-        if (NOT EXISTS "${QT5KEYCHAIN_ROOT_LIB_FOLDER}/CMakeLists.txt")
-            message(FATAL_ERROR "Submodules probably not loaded, unable to find lib/qtkeychain/CMakeLists.txt")
-        endif()
+# Link QtKeychain statically
+option(QTKEYCHAIN_STATIC "" ON)
 
-        add_subdirectory("${QT5KEYCHAIN_ROOT_LIB_FOLDER}" EXCLUDE_FROM_ALL)
-        if (NOT TARGET qt5keychain)
-            message(FATAL_ERROR "qt5keychain target was not created :@")
-        endif()
+if (USE_SYSTEM_QT5KEYCHAIN)
+    find_package(Qt5Keychain REQUIRED)
+else()
+    set(QT5KEYCHAIN_ROOT_LIB_FOLDER "${CMAKE_SOURCE_DIR}/lib/qtkeychain")
+    if (NOT EXISTS "${QT5KEYCHAIN_ROOT_LIB_FOLDER}/CMakeLists.txt")
+        message(FATAL_ERROR "Submodules probably not loaded, unable to find lib/qtkeychain/CMakeLists.txt")
     endif()
 
-    find_package(RapidJSON REQUIRED)
+    add_subdirectory("${QT5KEYCHAIN_ROOT_LIB_FOLDER}" EXCLUDE_FROM_ALL)
+    if (NOT TARGET qt5keychain)
+        message(FATAL_ERROR "qt5keychain target was not created :@")
+    endif()
+endif()
 
-    find_package(Websocketpp REQUIRED)
-endif ()
+find_package(RapidJSON REQUIRED)
+
+find_package(Websocketpp REQUIRED)
 
 if (BUILD_TESTS)
     find_package(GTest REQUIRED)
@@ -113,9 +111,12 @@ endif()
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-if (BUILD_APP)
-    add_subdirectory(src)
+if (BUILD_TESTS)
+    add_definitions(-DCHATTERINO_TEST)
 endif ()
+
+add_subdirectory(src)
+
 if (BUILD_TESTS)
     enable_testing()
     add_subdirectory(tests)
diff --git a/lib/settings b/lib/settings
index 6a71d6c39..7cf8431d6 160000
--- a/lib/settings
+++ b/lib/settings
@@ -1 +1 @@
-Subproject commit 6a71d6c395af2134ff56c50a5d056866ac4f3134
+Subproject commit 7cf8431d644332107a51a46c1e3de70e64692f0c
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e71eceec3..aa3f8654c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,4 +1,7 @@
-set(SOURCE_FILES main.cpp
+set(LIBRARY_PROJECT "${PROJECT_NAME}-lib")
+set(EXECUTABLE_PROJECT "${PROJECT_NAME}")
+
+set(SOURCE_FILES
         Application.cpp
         Application.hpp
         BaseSettings.cpp
@@ -471,53 +474,127 @@ endif ()
 # Generate source groups for use in IDEs
 source_group(TREE ${CMAKE_SOURCE_DIR} FILES ${SOURCE_FILES})
 
-add_executable(${PROJECT_NAME} ${SOURCE_FILES})
-add_sanitizers(${PROJECT_NAME})
+add_library(${LIBRARY_PROJECT} OBJECT ${SOURCE_FILES})
+
+target_link_libraries(${LIBRARY_PROJECT}
+        PUBLIC
+        Qt5::Core
+        Qt5::Widgets
+        Qt5::Gui
+        Qt5::Network
+        Qt5::Multimedia
+        Qt5::Svg
+        Qt5::Concurrent
+
+        LibCommuni::LibCommuni
+        qt5keychain
+        Pajlada::Serialize
+        Pajlada::Settings
+        Pajlada::Signals
+        websocketpp::websocketpp
+        Threads::Threads
+        RapidJSON::RapidJSON
+        LRUCache
+        )
+
+if (BUILD_APP)
+    add_executable(${EXECUTABLE_PROJECT} main.cpp)
+    add_sanitizers(${EXECUTABLE_PROJECT})
+
+    target_include_directories(${EXECUTABLE_PROJECT} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
+
+    target_link_libraries(${EXECUTABLE_PROJECT} PUBLIC ${LIBRARY_PROJECT})
+
+    set_target_properties(${EXECUTABLE_PROJECT}
+        PROPERTIES
+        ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
+        LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
+        RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin"
+        RUNTIME_OUTPUT_DIRECTORY_RELEASE "${CMAKE_BINARY_DIR}/bin"
+        RUNTIME_OUTPUT_DIRECTORY_DEBUG "${CMAKE_BINARY_DIR}/bin"
+        RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO "${CMAKE_BINARY_DIR}/bin"
+        )
+
+    if (MSVC)
+        get_target_property(Qt5_Core_Location Qt5::Core LOCATION)
+        get_filename_component(QT_BIN_DIR ${Qt5_Core_Location} DIRECTORY)
+        set(WINDEPLOYQT_COMMAND "${QT_BIN_DIR}/windeployqt.exe" $<TARGET_FILE:${EXECUTABLE_PROJECT}> --release --no-compiler-runtime --no-translations --no-opengl-sw)
+
+        install(TARGETS ${EXECUTABLE_PROJECT}
+                RUNTIME DESTINATION .
+                )
+
+        install(CODE "execute_process(COMMAND ${WINDEPLOYQT_COMMAND} --dir \${CMAKE_INSTALL_PREFIX})")
+    elseif (APPLE)
+        install(TARGETS ${EXECUTABLE_PROJECT}
+                RUNTIME DESTINATION bin
+                BUNDLE DESTINATION bin
+                LIBRARY DESTINATION lib
+                ARCHIVE DESTINATION lib/static
+                )
+    else ()
+        install(TARGETS ${EXECUTABLE_PROJECT}
+                RUNTIME DESTINATION bin
+                LIBRARY DESTINATION lib
+                ARCHIVE DESTINATION lib/static
+                )
+
+        install(FILES ${CMAKE_SOURCE_DIR}/resources/com.chatterino.chatterino.desktop
+                DESTINATION share/applications
+                )
+
+        install(FILES ${CMAKE_SOURCE_DIR}/resources/icon.png
+                RENAME com.chatterino.chatterino.png
+                DESTINATION share/icons/hicolor/256x256/apps
+                )
+    endif ()
+endif ()
 
 if (USE_PRECOMPILED_HEADERS)
-    target_precompile_headers(${PROJECT_NAME} PRIVATE PrecompiledHeader.hpp)
+    target_precompile_headers(${LIBRARY_PROJECT} PRIVATE PrecompiledHeader.hpp)
 endif ()
 
 # Enable autogeneration of Qts MOC/RCC/UIC
-set_target_properties(${PROJECT_NAME}
+set_target_properties(${LIBRARY_PROJECT}
     PROPERTIES
     AUTOMOC ON
     AUTORCC ON
     AUTOUIC ON
     )
 
-target_compile_definitions(${PROJECT_NAME} PRIVATE
+target_compile_definitions(${LIBRARY_PROJECT} PUBLIC
     CHATTERINO
     UNICODE
     AB_CUSTOM_THEME
     AB_CUSTOM_SETTINGS
     IRC_STATIC
     IRC_NAMESPACE=Communi
-    )
-if (USE_SYSTEM_QT5KEYCHAIN)
-    target_compile_definitions(${PROJECT_NAME} PRIVATE
-        CMAKE_BUILD
-        )
-endif ()
-target_compile_definitions(${PROJECT_NAME} PRIVATE
+
     CHATTERINO_GIT_HASH=\"${GIT_HASH}\"
     CHATTERINO_GIT_RELEASE=\"${GIT_RELEASE}\"
     CHATTERINO_GIT_COMMIT=\"${GIT_COMMIT}\"
     )
+if (USE_SYSTEM_QT5KEYCHAIN)
+    target_compile_definitions(${LIBRARY_PROJECT} PUBLIC
+        CMAKE_BUILD
+        )
+endif ()
 if (WIN32)
-    target_compile_definitions(${PROJECT_NAME} PRIVATE
+    target_compile_definitions(${LIBRARY_PROJECT} PUBLIC
         USEWINSDK
         )
-    set_target_properties(${PROJECT_NAME} PROPERTIES WIN32_EXECUTABLE TRUE)
+    if (BUILD_APP)
+        set_target_properties(${EXECUTABLE_PROJECT} PROPERTIES WIN32_EXECUTABLE TRUE)
+    endif ()
 endif ()
 
 if (MSVC)
-    target_compile_options(${PROJECT_NAME} PRIVATE /EHsc)
+    target_compile_options(${LIBRARY_PROJECT} PUBLIC /EHsc)
 endif ()
 
-if (APPLE)
-    set_target_properties(${PROJECT_NAME} PROPERTIES MACOSX_BUNDLE TRUE)
-    set_target_properties(${PROJECT_NAME}
+if (APPLE AND BUILD_APP)
+    set_target_properties(${EXECUTABLE_PROJECT} PROPERTIES MACOSX_BUNDLE TRUE)
+    set_target_properties(${EXECUTABLE_PROJECT}
         PROPERTIES
         MACOSX_BUNDLE_BUNDLE_NAME "Chatterino"
         MACOSX_BUNDLE_GUI_IDENTIFIER "com.chatterino"
@@ -529,110 +606,45 @@ if (APPLE)
         )
 endif ()
 
-target_include_directories(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
-
-target_link_libraries(${PROJECT_NAME}
-        PRIVATE
-        Qt5::Core
-        Qt5::Widgets
-        Qt5::Gui
-        Qt5::Network
-        Qt5::Multimedia
-        Qt5::Svg
-        Qt5::Concurrent
-        )
+target_include_directories(${LIBRARY_PROJECT} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 
 if (WinToast_FOUND)
-    target_link_libraries(${PROJECT_NAME}
-        PRIVATE
+    target_link_libraries(${LIBRARY_PROJECT}
+        PUBLIC
         WinToast)
 endif ()
 
 if (USE_CONAN AND TARGET CONAN_PKG::boost)
-    target_link_libraries(${PROJECT_NAME}
-        PRIVATE
+    target_link_libraries(${LIBRARY_PROJECT}
+        PUBLIC
         CONAN_PKG::boost
         )
 else ()
-    target_link_libraries(${PROJECT_NAME}
-        PRIVATE
+    target_link_libraries(${LIBRARY_PROJECT}
+        PUBLIC
         Boost::boost
         )
 endif ()
 
 if (USE_CONAN AND TARGET CONAN_PKG::openssl)
-    target_link_libraries(${PROJECT_NAME}
-        PRIVATE
+    target_link_libraries(${LIBRARY_PROJECT}
+        PUBLIC
         CONAN_PKG::openssl
         )
 else ()
-    target_link_libraries(${PROJECT_NAME}
-        PRIVATE
+    target_link_libraries(${LIBRARY_PROJECT}
+        PUBLIC
         OpenSSL::SSL
         OpenSSL::Crypto
         )
 endif ()
 
-target_include_directories(${PROJECT_NAME} PRIVATE ${RapidJSON_INCLUDE_DIRS})
-target_link_libraries(${PROJECT_NAME}
-    PRIVATE
-    LibCommuni::LibCommuni
-    qt5keychain
-    Pajlada::Serialize
-    Pajlada::Settings
-    Pajlada::Signals
-    websocketpp::websocketpp
-    Threads::Threads
-    RapidJSON::RapidJSON
-    LRUCache
-    )
+target_include_directories(${LIBRARY_PROJECT} PUBLIC ${RapidJSON_INCLUDE_DIRS})
+
 if (LIBRT)
-    target_link_libraries(${PROJECT_NAME}
-        PRIVATE
+    target_link_libraries(${LIBRARY_PROJECT}
+        PUBLIC
         ${LIBRT}
         )
 endif ()
 
-set_target_properties(${PROJECT_NAME}
-    PROPERTIES
-    ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
-    LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
-    RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin"
-    RUNTIME_OUTPUT_DIRECTORY_RELEASE "${CMAKE_BINARY_DIR}/bin"
-    RUNTIME_OUTPUT_DIRECTORY_DEBUG "${CMAKE_BINARY_DIR}/bin"
-    RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO "${CMAKE_BINARY_DIR}/bin"
-    )
-
-if (MSVC)
-    get_target_property(Qt5_Core_Location Qt5::Core LOCATION)
-    get_filename_component(QT_BIN_DIR ${Qt5_Core_Location} DIRECTORY)
-    set(WINDEPLOYQT_COMMAND "${QT_BIN_DIR}/windeployqt.exe" $<TARGET_FILE:${PROJECT_NAME}> --release --no-compiler-runtime --no-translations --no-opengl-sw)
-
-    install(TARGETS ${PROJECT_NAME}
-            RUNTIME DESTINATION .
-            )
-
-    install(CODE "execute_process(COMMAND ${WINDEPLOYQT_COMMAND} --dir \${CMAKE_INSTALL_PREFIX})")
-elseif (APPLE)
-    install(TARGETS ${PROJECT_NAME}
-            RUNTIME DESTINATION bin
-            BUNDLE DESTINATION bin
-            LIBRARY DESTINATION lib
-            ARCHIVE DESTINATION lib/static
-            )
-else ()
-    install(TARGETS ${PROJECT_NAME}
-            RUNTIME DESTINATION bin
-            LIBRARY DESTINATION lib
-            ARCHIVE DESTINATION lib/static
-            )
-
-    install(FILES ${CMAKE_SOURCE_DIR}/resources/com.chatterino.chatterino.desktop
-            DESTINATION share/applications
-            )
-
-    install(FILES ${CMAKE_SOURCE_DIR}/resources/icon.png
-            RENAME com.chatterino.chatterino.png
-            DESTINATION share/icons/hicolor/256x256/apps
-            )
-endif ()
diff --git a/src/messages/MessageBuilder.cpp b/src/messages/MessageBuilder.cpp
index c943ecaf6..58b12f400 100644
--- a/src/messages/MessageBuilder.cpp
+++ b/src/messages/MessageBuilder.cpp
@@ -12,7 +12,6 @@
 #include "singletons/Resources.hpp"
 #include "singletons/Theme.hpp"
 #include "util/FormatTime.hpp"
-#include "util/IrcHelpers.hpp"
 
 #include <QDateTime>
 #include <QImageReader>
diff --git a/src/providers/twitch/TwitchAccount.hpp b/src/providers/twitch/TwitchAccount.hpp
index d45c09881..517aa4cae 100644
--- a/src/providers/twitch/TwitchAccount.hpp
+++ b/src/providers/twitch/TwitchAccount.hpp
@@ -10,6 +10,7 @@
 
 #include <rapidjson/document.h>
 #include <QColor>
+#include <QElapsedTimer>
 #include <QString>
 
 #include <functional>
diff --git a/src/providers/twitch/TwitchChannel.hpp b/src/providers/twitch/TwitchChannel.hpp
index 3268984ba..af1157992 100644
--- a/src/providers/twitch/TwitchChannel.hpp
+++ b/src/providers/twitch/TwitchChannel.hpp
@@ -11,7 +11,6 @@
 #include "providers/twitch/TwitchEmotes.hpp"
 #include "providers/twitch/api/Helix.hpp"
 
-#include <IrcConnection>
 #include <QColor>
 #include <QElapsedTimer>
 #include <QRegularExpression>
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index dad801ed0..8a13c128d 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -1,41 +1,5 @@
 project(chatterino-test)
 
-set(main_dir ${CMAKE_SOURCE_DIR}/src)
-
-include_directories(${main_dir})
-
-set(chatterino_SOURCES
-    ${CMAKE_SOURCE_DIR}/src/BaseSettings.cpp
-
-    ${CMAKE_SOURCE_DIR}/src/common/ChatterinoSetting.cpp
-    ${CMAKE_SOURCE_DIR}/src/common/Modes.cpp
-    ${CMAKE_SOURCE_DIR}/src/common/NetworkCommon.cpp
-    ${CMAKE_SOURCE_DIR}/src/common/NetworkManager.cpp
-    ${CMAKE_SOURCE_DIR}/src/common/NetworkPrivate.cpp
-    ${CMAKE_SOURCE_DIR}/src/common/NetworkRequest.cpp
-    ${CMAKE_SOURCE_DIR}/src/common/NetworkResult.cpp
-    ${CMAKE_SOURCE_DIR}/src/common/QLogging.cpp
-    ${CMAKE_SOURCE_DIR}/src/common/ChatterSet.cpp
-
-    ${CMAKE_SOURCE_DIR}/src/debug/Benchmark.cpp
-
-    ${CMAKE_SOURCE_DIR}/src/controllers/highlights/HighlightPhrase.cpp
-
-    ${CMAKE_SOURCE_DIR}/src/messages/Emote.cpp
-    ${CMAKE_SOURCE_DIR}/src/messages/Image.cpp
-    ${CMAKE_SOURCE_DIR}/src/messages/ImageSet.cpp
-
-    ${CMAKE_SOURCE_DIR}/src/providers/emoji/Emojis.cpp
-
-    ${CMAKE_SOURCE_DIR}/src/singletons/Paths.cpp
-
-    ${CMAKE_SOURCE_DIR}/src/util/DebugCount.cpp
-    ${CMAKE_SOURCE_DIR}/src/util/RapidjsonHelpers.cpp
-
-    ${CMAKE_SOURCE_DIR}/resources/resources.qrc
-    ${CMAKE_SOURCE_DIR}/resources/resources_autogenerated.qrc
-    )
-
 set(test_SOURCES
     ${CMAKE_CURRENT_LIST_DIR}/src/main.cpp
     ${CMAKE_CURRENT_LIST_DIR}/src/AccessGuard.cpp
@@ -46,52 +10,17 @@ set(test_SOURCES
     ${CMAKE_CURRENT_LIST_DIR}/src/Emojis.cpp
     )
 
-add_executable(${PROJECT_NAME}
-    ${chatterino_SOURCES}
-    ${test_SOURCES}
-    )
+add_executable(${PROJECT_NAME} ${test_SOURCES})
 add_sanitizers(${PROJECT_NAME})
 
-# Enable autogeneration of Qts MOC/RCC/UIC
-set_target_properties(${PROJECT_NAME}
-    PROPERTIES
-    AUTOMOC ON
-    AUTORCC ON
-    AUTOUIC ON
-    )
+target_link_libraries(${PROJECT_NAME} PRIVATE chatterino-lib)
 
-target_link_libraries(${PROJECT_NAME} PRIVATE
-    Qt5::Core
-    Qt5::Widgets
-    Qt5::Network
-    Qt5::Concurrent
-    gtest gtest_main
-    Pajlada::Serialize
-    Pajlada::Settings
-    Pajlada::Signals
-    Threads::Threads
-    LRUCache
-    )
+target_link_libraries(${PROJECT_NAME} PRIVATE gtest)
 
 target_compile_definitions(${PROJECT_NAME} PRIVATE
-    CHATTERINO
     CHATTERINO_TEST
-    UNICODE
-    AB_CUSTOM_THEME
-    AB_CUSTOM_SETTINGS
-    IRC_STATIC
-    IRC_NAMESPACE=Communi
-    CHATTERINO_GIT_HASH=\"${GIT_HASH}\"
-    CHATTERINO_GIT_RELEASE=\"${GIT_RELEASE}\"
-    CHATTERINO_GIT_COMMIT=\"${GIT_COMMIT}\"
     )
 
-if (WIN32)
-    target_compile_definitions(${PROJECT_NAME} PRIVATE
-        USEWINSDK
-        )
-endif ()
-
 set_target_properties(${PROJECT_NAME}
     PROPERTIES
     ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"