diff --git a/external/crash_reports/CMakeLists.txt b/external/crash_reports/CMakeLists.txt
index a741bcb..90eae86 100644
--- a/external/crash_reports/CMakeLists.txt
+++ b/external/crash_reports/CMakeLists.txt
@@ -7,16 +7,18 @@
 add_library(external_crash_reports INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_crash_reports ALIAS external_crash_reports)
 
-if (WIN32 OR LINUX OR build_macstore)
-    add_subdirectory(breakpad)
-    target_link_libraries(external_crash_reports
-    INTERFACE
-        desktop-app::external_breakpad
-    )
-else()
-    add_subdirectory(crashpad)
-    target_link_libraries(external_crash_reports
-    INTERFACE
-        desktop-app::external_crashpad
-    )
+if (NOT DESKTOP_APP_DISABLE_CRASH_REPORTS)
+    if (WIN32 OR LINUX OR build_macstore)
+        add_subdirectory(breakpad)
+        target_link_libraries(external_crash_reports
+        INTERFACE
+            desktop-app::external_breakpad
+        )
+    else()
+        add_subdirectory(crashpad)
+        target_link_libraries(external_crash_reports
+        INTERFACE
+            desktop-app::external_crashpad
+        )
+    endif()
 endif()
diff --git a/external/ffmpeg/CMakeLists.txt b/external/ffmpeg/CMakeLists.txt
index 014fb06..843ca09 100644
--- a/external/ffmpeg/CMakeLists.txt
+++ b/external/ffmpeg/CMakeLists.txt
@@ -7,32 +7,58 @@
 add_library(external_ffmpeg INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_ffmpeg ALIAS external_ffmpeg)
 
-target_include_directories(external_ffmpeg SYSTEM
-INTERFACE
-    ${libs_loc}/ffmpeg
-)
+if (DESKTOP_APP_USE_PACKAGED)
+    find_package(PkgConfig REQUIRED)
 
-set(ffmpeg_lib_loc ${libs_loc}/ffmpeg)
+    pkg_check_modules(AVCODEC REQUIRED libavcodec)
+    pkg_check_modules(AVFORMAT REQUIRED libavformat)
+    pkg_check_modules(AVUTIL REQUIRED libavutil)
+    pkg_check_modules(SWSCALE REQUIRED libswscale)
+    pkg_check_modules(SWRESAMPLE REQUIRED libswresample)
 
-target_link_libraries(external_ffmpeg
-INTERFACE
-    ${ffmpeg_lib_loc}/libavformat/libavformat.a
-    ${ffmpeg_lib_loc}/libavcodec/libavcodec.a
-    ${ffmpeg_lib_loc}/libswresample/libswresample.a
-    ${ffmpeg_lib_loc}/libswscale/libswscale.a
-    ${ffmpeg_lib_loc}/libavutil/libavutil.a
-)
-if (LINUX)
-    target_link_static_libraries(external_ffmpeg
+    target_include_directories(external_ffmpeg
     INTERFACE
-        va-x11
-        va-drm
-        va
-        vdpau
-        drm
-        Xi
-        Xext
-        Xfixes
-        Xrender
+        ${AVCODEC_INCLUDE_DIRS}
+        ${AVFORMAT_INCLUDE_DIRS}
+        ${AVUTIL_INCLUDE_DIRS}
+        ${SWSCALE_INCLUDE_DIRS}
+        ${SWRESAMPLE_INCLUDE_DIRS})
+
+    target_link_libraries(external_ffmpeg
+    INTERFACE
+        ${AVCODEC_LIBRARIES}
+        ${AVFORMAT_LIBRARIES}
+        ${AVUTIL_LIBRARIES}
+        ${SWSCALE_LIBRARIES}
+        ${SWRESAMPLE_LIBRARIES})
+else()
+    target_include_directories(external_ffmpeg SYSTEM
+    INTERFACE
+        ${libs_loc}/ffmpeg
     )
+
+    set(ffmpeg_lib_loc ${libs_loc}/ffmpeg)
+
+    target_link_libraries(external_ffmpeg
+    INTERFACE
+        ${ffmpeg_lib_loc}/libavformat/libavformat.a
+        ${ffmpeg_lib_loc}/libavcodec/libavcodec.a
+        ${ffmpeg_lib_loc}/libswresample/libswresample.a
+        ${ffmpeg_lib_loc}/libswscale/libswscale.a
+        ${ffmpeg_lib_loc}/libavutil/libavutil.a
+    )
+    if (LINUX)
+        target_link_static_libraries(external_ffmpeg
+        INTERFACE
+            va-x11
+            va-drm
+            va
+            vdpau
+            drm
+            Xi
+            Xext
+            Xfixes
+            Xrender
+        )
+    endif()
 endif()
diff --git a/external/lz4/CMakeLists.txt b/external/lz4/CMakeLists.txt
index 49821af..bcf308d 100644
--- a/external/lz4/CMakeLists.txt
+++ b/external/lz4/CMakeLists.txt
@@ -4,26 +4,37 @@
 # For license and copyright information please follow this link:
 # https://github.com/desktop-app/legal/blob/master/LEGAL
 
-add_library(external_lz4 OBJECT)
-add_library(desktop-app::external_lz4 ALIAS external_lz4)
-init_target(external_lz4 "(external)")
+if (DESKTOP_APP_USE_PACKAGED)
+    add_library(external_lz4 INTERFACE IMPORTED GLOBAL)
+    add_library(desktop-app::external_lz4 ALIAS external_lz4)
 
-set(lz4_loc ${third_party_loc}/lz4/lib)
+    find_package(PkgConfig REQUIRED)
+    pkg_check_modules(LZ4 REQUIRED liblz4)
 
-target_sources(external_lz4
-PRIVATE
-    ${lz4_loc}/lz4.c
-    ${lz4_loc}/lz4.h
-    ${lz4_loc}/lz4frame.c
-    ${lz4_loc}/lz4frame.h
-    ${lz4_loc}/lz4frame_static.h
-    ${lz4_loc}/lz4hc.c
-    ${lz4_loc}/lz4hc.h
-    ${lz4_loc}/xxhash.c
-    ${lz4_loc}/xxhash.h
-)
+    target_include_directories(external_lz4 INTERFACE ${LZ4_INCLUDE_DIRS})
+    target_link_libraries(external_lz4 INTERFACE ${LZ4_LIBRARIES})
+else()
+    add_library(external_lz4 OBJECT)
+    add_library(desktop-app::external_lz4 ALIAS external_lz4)
+    init_target(external_lz4 "(external)")
 
-target_include_directories(external_lz4
-PUBLIC
-    ${lz4_loc}
-)
+    set(lz4_loc ${third_party_loc}/lz4/lib)
+
+    target_sources(external_lz4
+    PRIVATE
+        ${lz4_loc}/lz4.c
+        ${lz4_loc}/lz4.h
+        ${lz4_loc}/lz4frame.c
+        ${lz4_loc}/lz4frame.h
+        ${lz4_loc}/lz4frame_static.h
+        ${lz4_loc}/lz4hc.c
+        ${lz4_loc}/lz4hc.h
+        ${lz4_loc}/xxhash.c
+        ${lz4_loc}/xxhash.h
+    )
+
+    target_include_directories(external_lz4
+    PUBLIC
+        ${lz4_loc}
+    )
+endif()
diff --git a/external/openal/CMakeLists.txt b/external/openal/CMakeLists.txt
index e2e4992..d20ca0c 100644
--- a/external/openal/CMakeLists.txt
+++ b/external/openal/CMakeLists.txt
@@ -7,7 +7,11 @@
 add_library(external_openal INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_openal ALIAS external_openal)
 
-if (WIN32)
+if (DESKTOP_APP_USE_PACKAGED)
+    find_package(OpenAL REQUIRED)
+    target_include_directories(external_openal INTERFACE ${OPENAL_INCLUDE_DIR})
+    target_link_libraries(external_openal INTERFACE ${OPENAL_LIBRARY})
+elseif (WIN32)
     target_include_directories(external_openal SYSTEM
     INTERFACE
         ${libs_loc}/openal-soft/include
@@ -36,8 +40,14 @@ else()
     )
 endif()
 
+if (NOT DESKTOP_APP_USE_PACKAGED)
+    target_compile_definitions(external_openal
+    INTERFACE
+        AL_LIBTYPE_STATIC
+    )
+endif()
+
 target_compile_definitions(external_openal
 INTERFACE
-    AL_LIBTYPE_STATIC
     AL_ALEXT_PROTOTYPES
 )
diff --git a/external/openssl/CMakeLists.txt b/external/openssl/CMakeLists.txt
index bcbcbfa..301e9ec 100644
--- a/external/openssl/CMakeLists.txt
+++ b/external/openssl/CMakeLists.txt
@@ -7,52 +7,57 @@
 add_library(external_openssl INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_openssl ALIAS external_openssl)
 
-if (LINUX)
-    target_include_directories(external_openssl SYSTEM
-    INTERFACE
-        /usr/local/desktop-app/openssl-1.1.1/include
-    )
-elseif (NOT APPLE OR NOT build_osx)
-    target_include_directories(external_openssl SYSTEM
-    INTERFACE
-        ${libs_loc}/openssl_1_1_1/include
-    )
+if (DESKTOP_APP_USE_PACKAGED)
+    find_package(OpenSSL REQUIRED)
+    target_link_libraries(external_openssl INTERFACE OpenSSL::SSL)
 else()
-    target_include_directories(external_openssl SYSTEM
-    INTERFACE
-        ${libs_loc}/openssl/include
-    )
-endif()
-
-if (WIN32)
-    set(openssl_lib_ext lib)
-    set(openssl_lib_loc ${libs_loc}/openssl_1_1_1/out32$<$<CONFIG:Debug>:.dbg>)
-else()
-    set(openssl_lib_ext a)
-    if (APPLE)
-        if (NOT build_osx)
-            set(openssl_lib_loc ${libs_loc}/openssl_1_1_1)
-        else()
-            set(openssl_lib_loc ${libs_loc}/openssl)
-        endif()
-    else()
-        set(openssl_lib_loc /usr/local/desktop-app/openssl-1.1.1/lib)
-    endif()
-endif()
-
-target_link_libraries(external_openssl
-INTERFACE
-    ${openssl_lib_loc}/libssl.${openssl_lib_ext}
-    ${openssl_lib_loc}/libcrypto.${openssl_lib_ext}
-)
-
-if (LINUX)
-    if (DESKTOP_APP_USE_GLIBC_WRAPS)
-        target_link_libraries(external_openssl
+    if (LINUX)
+        target_include_directories(external_openssl SYSTEM
         INTERFACE
-            desktop-app::linux_glibc_wraps
-            $<TARGET_FILE:desktop-app::linux_glibc_wraps>
+            /usr/local/desktop-app/openssl-1.1.1/include
+        )
+    elseif (NOT APPLE OR NOT build_osx)
+        target_include_directories(external_openssl SYSTEM
+        INTERFACE
+            ${libs_loc}/openssl_1_1_1/include
+        )
+    else()
+        target_include_directories(external_openssl SYSTEM
+        INTERFACE
+            ${libs_loc}/openssl/include
         )
     endif()
-    target_link_libraries(external_openssl INTERFACE pthread)
+
+    if (WIN32)
+        set(openssl_lib_ext lib)
+        set(openssl_lib_loc ${libs_loc}/openssl_1_1_1/out32$<$<CONFIG:Debug>:.dbg>)
+    else()
+        set(openssl_lib_ext a)
+        if (APPLE)
+            if (NOT build_osx)
+                set(openssl_lib_loc ${libs_loc}/openssl_1_1_1)
+            else()
+                set(openssl_lib_loc ${libs_loc}/openssl)
+            endif()
+        else()
+            set(openssl_lib_loc /usr/local/desktop-app/openssl-1.1.1/lib)
+        endif()
+    endif()
+
+    target_link_libraries(external_openssl
+    INTERFACE
+        ${openssl_lib_loc}/libssl.${openssl_lib_ext}
+        ${openssl_lib_loc}/libcrypto.${openssl_lib_ext}
+    )
+
+    if (LINUX)
+        if (DESKTOP_APP_USE_GLIBC_WRAPS)
+            target_link_libraries(external_openssl
+            INTERFACE
+                desktop-app::linux_glibc_wraps
+                $<TARGET_FILE:desktop-app::linux_glibc_wraps>
+            )
+        endif()
+        target_link_libraries(external_openssl INTERFACE pthread)
+    endif()
 endif()
diff --git a/external/opus/CMakeLists.txt b/external/opus/CMakeLists.txt
index 00c2508..f05e8c0 100644
--- a/external/opus/CMakeLists.txt
+++ b/external/opus/CMakeLists.txt
@@ -7,12 +7,21 @@
 add_library(external_opus INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_opus ALIAS external_opus)
 
-target_include_directories(external_opus SYSTEM
-INTERFACE
-    ${libs_loc}/opus/include
-)
+if (DESKTOP_APP_USE_PACKAGED)
+    find_package(PkgConfig REQUIRED)
+    pkg_check_modules(OPUS opus)
 
-if (WIN32)
+    target_include_directories(external_opus INTERFACE ${OPUS_INCLUDE_DIRS})
+else()
+    target_include_directories(external_opus SYSTEM
+    INTERFACE
+        ${libs_loc}/opus/include
+    )
+endif()
+
+if (DESKTOP_APP_USE_PACKAGED)
+    target_link_libraries(external_opus INTERFACE ${OPUS_LIBRARIES})
+elseif (WIN32)
     set(opus_lib_loc ${libs_loc}/opus/win32/VS2015/Win32/$<IF:$<CONFIG:Debug>,Debug,Release>)
 
     target_link_libraries(external_opus
diff --git a/external/qt/CMakeLists.txt b/external/qt/CMakeLists.txt
index 1a56319..7da3aa1 100644
--- a/external/qt/CMakeLists.txt
+++ b/external/qt/CMakeLists.txt
@@ -15,203 +15,218 @@ if (LINUX)
     endif()
 endif()
 
-target_include_directories(external_qt SYSTEM
-INTERFACE
-    ${qt_loc}/include
-    ${qt_loc}/include/QtCore
-    ${qt_loc}/include/QtGui
-    ${qt_loc}/include/QtDBus
-    ${qt_loc}/include/QtCore/${qt_version}
-    ${qt_loc}/include/QtGui/${qt_version}
-    ${qt_loc}/include/QtCore/${qt_version}/QtCore
-    ${qt_loc}/include/QtGui/${qt_version}/QtGui
-)
+if (DESKTOP_APP_USE_PACKAGED)
+    target_link_libraries(external_qt
+    INTERFACE
+        Qt5::Core
+        Qt5::Gui
+        Qt5::Widgets
+        Qt5::Network
+        Qt5::DBus)
 
-target_compile_definitions(external_qt
-INTERFACE
-    _REENTRANT
-    QT_STATICPLUGIN
-    QT_PLUGIN
-    QT_WIDGETS_LIB
-    QT_NETWORK_LIB
-    QT_GUI_LIB
-    QT_CORE_LIB
-)
-
-if (WIN32)
-    set(qt_lib_prefix "")
-    set(qt_lib_suffix $<$<CONFIG:Debug>:d>.lib)
+    target_include_directories(external_qt
+    INTERFACE
+        ${Qt5Core_PRIVATE_INCLUDE_DIRS}
+        ${Qt5Gui_PRIVATE_INCLUDE_DIRS})
 else()
-    set(qt_lib_prefix lib)
-    if (APPLE)
-        set(qt_lib_suffix $<$<CONFIG:Debug>:_debug>.a)
-    else()
-        set(qt_lib_suffix .a)
-    endif()
-endif()
-
-set(common_qt_libs
-    plugins/imageformats/${qt_lib_prefix}qwebp
-    plugins/imageformats/${qt_lib_prefix}qgif
-    plugins/imageformats/${qt_lib_prefix}qjpeg
-    lib/${qt_lib_prefix}Qt5PrintSupport
-    lib/${qt_lib_prefix}Qt5AccessibilitySupport
-    lib/${qt_lib_prefix}Qt5FontDatabaseSupport
-    lib/${qt_lib_prefix}Qt5EventDispatcherSupport
-    lib/${qt_lib_prefix}Qt5ThemeSupport
-    lib/${qt_lib_prefix}Qt5Network
-    lib/${qt_lib_prefix}Qt5Widgets
-    lib/${qt_lib_prefix}Qt5Gui
-    lib/${qt_lib_prefix}qtharfbuzz
-    lib/${qt_lib_prefix}qtlibpng
-)
-
-set(qt_libs_list "")
-if (WIN32)
-    set(qt_libs
-        ${common_qt_libs}
-        lib/${qt_lib_prefix}Qt5Core
-        lib/${qt_lib_prefix}Qt5WindowsUIAutomationSupport
-        lib/${qt_lib_prefix}qtmain
-        lib/${qt_lib_prefix}qtfreetype
-        lib/${qt_lib_prefix}qtpcre2
-        plugins/platforms/${qt_lib_prefix}qwindows
+    target_include_directories(external_qt SYSTEM
+    INTERFACE
+        ${qt_loc}/include
+        ${qt_loc}/include/QtCore
+        ${qt_loc}/include/QtGui
+        ${qt_loc}/include/QtDBus
+        ${qt_loc}/include/QtCore/${qt_version}
+        ${qt_loc}/include/QtGui/${qt_version}
+        ${qt_loc}/include/QtCore/${qt_version}/QtCore
+        ${qt_loc}/include/QtGui/${qt_version}/QtGui
     )
-    foreach (lib ${qt_libs})
-        list(APPEND qt_libs_list "${qt_loc}/${lib}${qt_lib_suffix}")
-    endforeach()
-elseif (APPLE)
-    if (NOT build_osx)
+
+    target_compile_definitions(external_qt
+    INTERFACE
+        _REENTRANT
+        QT_STATICPLUGIN
+        QT_PLUGIN
+        QT_WIDGETS_LIB
+        QT_NETWORK_LIB
+        QT_GUI_LIB
+        QT_CORE_LIB
+    )
+
+    if (WIN32)
+        set(qt_lib_prefix "")
+        set(qt_lib_suffix $<$<CONFIG:Debug>:d>.lib)
+    else()
+        set(qt_lib_prefix lib)
+        if (APPLE)
+            set(qt_lib_suffix $<$<CONFIG:Debug>:_debug>.a)
+        else()
+            set(qt_lib_suffix .a)
+        endif()
+    endif()
+
+    set(common_qt_libs
+        plugins/imageformats/${qt_lib_prefix}qwebp
+        plugins/imageformats/${qt_lib_prefix}qgif
+        plugins/imageformats/${qt_lib_prefix}qjpeg
+        lib/${qt_lib_prefix}Qt5PrintSupport
+        lib/${qt_lib_prefix}Qt5AccessibilitySupport
+        lib/${qt_lib_prefix}Qt5FontDatabaseSupport
+        lib/${qt_lib_prefix}Qt5EventDispatcherSupport
+        lib/${qt_lib_prefix}Qt5ThemeSupport
+        lib/${qt_lib_prefix}Qt5Network
+        lib/${qt_lib_prefix}Qt5Widgets
+        lib/${qt_lib_prefix}Qt5Gui
+        lib/${qt_lib_prefix}qtharfbuzz
+        lib/${qt_lib_prefix}qtlibpng
+    )
+
+    set(qt_libs_list "")
+    if (WIN32)
         set(qt_libs
             ${common_qt_libs}
             lib/${qt_lib_prefix}Qt5Core
-            lib/${qt_lib_prefix}Qt5GraphicsSupport
-            lib/${qt_lib_prefix}Qt5ClipboardSupport
+            lib/${qt_lib_prefix}Qt5WindowsUIAutomationSupport
+            lib/${qt_lib_prefix}qtmain
             lib/${qt_lib_prefix}qtfreetype
             lib/${qt_lib_prefix}qtpcre2
-            plugins/platforms/${qt_lib_prefix}qcocoa
-            plugins/bearer/${qt_lib_prefix}qgenericbearer
+            plugins/platforms/${qt_lib_prefix}qwindows
+        )
+        foreach (lib ${qt_libs})
+            list(APPEND qt_libs_list "${qt_loc}/${lib}${qt_lib_suffix}")
+        endforeach()
+    elseif (APPLE)
+        if (NOT build_osx)
+            set(qt_libs
+                ${common_qt_libs}
+                lib/${qt_lib_prefix}Qt5Core
+                lib/${qt_lib_prefix}Qt5GraphicsSupport
+                lib/${qt_lib_prefix}Qt5ClipboardSupport
+                lib/${qt_lib_prefix}qtfreetype
+                lib/${qt_lib_prefix}qtpcre2
+                plugins/platforms/${qt_lib_prefix}qcocoa
+                plugins/bearer/${qt_lib_prefix}qgenericbearer
+            )
+        else()
+            set(qt_libs
+                lib/${qt_lib_prefix}Qt5PrintSupport
+                lib/${qt_lib_prefix}Qt5PlatformSupport
+                lib/${qt_lib_prefix}Qt5Network
+                lib/${qt_lib_prefix}Qt5Widgets
+                lib/${qt_lib_prefix}Qt5Gui
+                lib/${qt_lib_prefix}Qt5Core
+                lib/${qt_lib_prefix}qtharfbuzzng
+                lib/${qt_lib_prefix}qtfreetype
+                lib/${qt_lib_prefix}qtpcre
+                plugins/platforms/${qt_lib_prefix}qcocoa
+                plugins/imageformats/${qt_lib_prefix}qwebp
+                plugins/bearer/${qt_lib_prefix}qgenericbearer
+            )
+        endif()
+        foreach (lib ${qt_libs})
+            list(APPEND qt_libs_list "${qt_loc}/${lib}${qt_lib_suffix}")
+        endforeach()
+        target_link_libraries(external_qt
+        INTERFACE
+            desktop-app::external_zlib
+            cups
         )
     else()
         set(qt_libs
-            lib/${qt_lib_prefix}Qt5PrintSupport
-            lib/${qt_lib_prefix}Qt5PlatformSupport
-            lib/${qt_lib_prefix}Qt5Network
-            lib/${qt_lib_prefix}Qt5Widgets
-            lib/${qt_lib_prefix}Qt5Gui
-            lib/${qt_lib_prefix}Qt5Core
-            lib/${qt_lib_prefix}qtharfbuzzng
-            lib/${qt_lib_prefix}qtfreetype
-            lib/${qt_lib_prefix}qtpcre
-            plugins/platforms/${qt_lib_prefix}qcocoa
-            plugins/imageformats/${qt_lib_prefix}qwebp
+            plugins/platforminputcontexts/${qt_lib_prefix}composeplatforminputcontextplugin
+            plugins/platforminputcontexts/${qt_lib_prefix}ibusplatforminputcontextplugin
+            plugins/platforminputcontexts/${qt_lib_prefix}fcitxplatforminputcontextplugin
+            plugins/platforminputcontexts/${qt_lib_prefix}himeplatforminputcontextplugin
+            plugins/platforminputcontexts/${qt_lib_prefix}nimfplatforminputcontextplugin
+            plugins/platforms/${qt_lib_prefix}qxcb
+            lib/${qt_lib_prefix}Qt5XcbQpa
+            lib/${qt_lib_prefix}Qt5LinuxAccessibilitySupport
+            lib/${qt_lib_prefix}Qt5ServiceSupport
+            lib/${qt_lib_prefix}Qt5EdidSupport
+            plugins/bearer/${qt_lib_prefix}qconnmanbearer
             plugins/bearer/${qt_lib_prefix}qgenericbearer
+            plugins/bearer/${qt_lib_prefix}qnmbearer
+            ${common_qt_libs}
+            lib/${qt_lib_prefix}Qt5DBus
+            lib/${qt_lib_prefix}Qt5Core
+            lib/${qt_lib_prefix}qtpcre2
+            lib/${qt_lib_prefix}xcb-static
         )
+        foreach (lib ${qt_libs})
+            list(APPEND qt_libs_list "${qt_loc}/${lib}${qt_lib_suffix}")
+        endforeach()
     endif()
-    foreach (lib ${qt_libs})
-        list(APPEND qt_libs_list "${qt_loc}/${lib}${qt_lib_suffix}")
-    endforeach()
+
     target_link_libraries(external_qt
     INTERFACE
-        desktop-app::external_zlib
-        cups
+        ${qt_libs_list}
     )
-else()
-    set(qt_libs
-        plugins/platforminputcontexts/${qt_lib_prefix}composeplatforminputcontextplugin
-        plugins/platforminputcontexts/${qt_lib_prefix}ibusplatforminputcontextplugin
-        plugins/platforminputcontexts/${qt_lib_prefix}fcitxplatforminputcontextplugin
-        plugins/platforminputcontexts/${qt_lib_prefix}himeplatforminputcontextplugin
-        plugins/platforminputcontexts/${qt_lib_prefix}nimfplatforminputcontextplugin
-        plugins/platforms/${qt_lib_prefix}qxcb
-        lib/${qt_lib_prefix}Qt5XcbQpa
-        lib/${qt_lib_prefix}Qt5LinuxAccessibilitySupport
-        lib/${qt_lib_prefix}Qt5ServiceSupport
-        lib/${qt_lib_prefix}Qt5EdidSupport
-        plugins/bearer/${qt_lib_prefix}qconnmanbearer
-        plugins/bearer/${qt_lib_prefix}qgenericbearer
-        plugins/bearer/${qt_lib_prefix}qnmbearer
-        ${common_qt_libs}
-        lib/${qt_lib_prefix}Qt5DBus
-        lib/${qt_lib_prefix}Qt5Core
-        lib/${qt_lib_prefix}qtpcre2
-        lib/${qt_lib_prefix}xcb-static
-    )
-    foreach (lib ${qt_libs})
-        list(APPEND qt_libs_list "${qt_loc}/${lib}${qt_lib_suffix}")
-    endforeach()
-endif()
 
-target_link_libraries(external_qt
-INTERFACE
-    ${qt_libs_list}
-)
-
-if (LINUX)
-    target_include_directories(external_qt SYSTEM
-    INTERFACE
-        ${qt_loc}/mkspecs/linux-g++
-    )
-    target_link_options(external_qt
-    INTERFACE
-        -static-libstdc++
-        -pthread
-        -rdynamic
-    )
-    if (DESKTOP_APP_USE_GLIBC_WRAPS)
+    if (LINUX)
+        target_include_directories(external_qt SYSTEM
+        INTERFACE
+            ${qt_loc}/mkspecs/linux-g++
+        )
         target_link_options(external_qt
         INTERFACE
-            -Wl,-wrap,aligned_alloc
-            -Wl,-wrap,secure_getenv
-            -Wl,-wrap,clock_gettime
-            -Wl,--no-as-needed,-lrt
+            -static-libstdc++
+            -pthread
+            -rdynamic
         )
-        if (NOT build_linux32)
+        if (DESKTOP_APP_USE_GLIBC_WRAPS)
             target_link_options(external_qt
             INTERFACE
-                -Wl,-wrap,__divmodti4
+                -Wl,-wrap,aligned_alloc
+                -Wl,-wrap,secure_getenv
+                -Wl,-wrap,clock_gettime
+                -Wl,--no-as-needed,-lrt
             )
-        else()
-            target_link_options(external_qt
+            if (NOT build_linux32)
+                target_link_options(external_qt
+                INTERFACE
+                    -Wl,-wrap,__divmodti4
+                )
+            else()
+                target_link_options(external_qt
+                INTERFACE
+                    -Wl,-wrap,__divmoddi4
+                )
+            endif()
+        endif()
+        target_link_static_libraries(external_qt
+        INTERFACE
+            SM
+            ICE
+            fontconfig
+            freetype
+            expat
+            z
+            xcb-shm
+            xcb-xfixes
+            xcb-render
+            xkbcommon
+            xkbcommon-x11
+            Xrender
+            icutu
+            icui18n
+            icuuc
+            icudata
+        )
+        if (DESKTOP_APP_USE_GLIBC_WRAPS)
+            target_link_libraries(external_qt
             INTERFACE
-                -Wl,-wrap,__divmoddi4
+                desktop-app::linux_glibc_wraps
+                $<TARGET_FILE:desktop-app::linux_glibc_wraps>
             )
         endif()
-    endif()
-    target_link_static_libraries(external_qt
-    INTERFACE
-        SM
-        ICE
-        fontconfig
-        freetype
-        expat
-        z
-        xcb-shm
-        xcb-xfixes
-        xcb-render
-        xkbcommon
-        xkbcommon-x11
-        Xrender
-        icutu
-        icui18n
-        icuuc
-        icudata
-    )
-    if (DESKTOP_APP_USE_GLIBC_WRAPS)
         target_link_libraries(external_qt
         INTERFACE
-            desktop-app::linux_glibc_wraps
-            $<TARGET_FILE:desktop-app::linux_glibc_wraps>
+            xcb
+            X11
+            X11-xcb
+            dbus-1
+            dl
+            glib-2.0
+            pthread
         )
     endif()
-    target_link_libraries(external_qt
-    INTERFACE
-        xcb
-        X11
-        X11-xcb
-        dbus-1
-        dl
-        glib-2.0
-        pthread
-    )
 endif()
diff --git a/external/qt/package.cmake b/external/qt/package.cmake
index 36a1dfd..1e90baf 100644
--- a/external/qt/package.cmake
+++ b/external/qt/package.cmake
@@ -4,19 +4,21 @@
 # For license and copyright information please follow this link:
 # https://github.com/desktop-app/legal/blob/master/LEGAL
 
-if (NOT APPLE OR NOT build_osx)
-    set(qt_version 5.12.5)
-else()
-    set(qt_version 5.6.2)
-endif()
+if (NOT DESKTOP_APP_USE_PACKAGED)
+    if (NOT APPLE OR NOT build_osx)
+        set(qt_version 5.12.5)
+    else()
+        set(qt_version 5.6.2)
+    endif()
 
-if (WIN32)
-    set(qt_loc ${libs_loc}/Qt-${qt_version})
-else()
-    set(qt_loc /usr/local/desktop-app/Qt-${qt_version})
-endif()
+    if (WIN32)
+        set(qt_loc ${libs_loc}/Qt-${qt_version})
+    else()
+        set(qt_loc /usr/local/desktop-app/Qt-${qt_version})
+    endif()
 
-set(Qt5_DIR ${qt_loc}/lib/cmake/Qt5)
+    set(Qt5_DIR ${qt_loc}/lib/cmake/Qt5)
+endif()
 
 find_package(Qt5 COMPONENTS Core Gui Widgets Network REQUIRED)
 
diff --git a/external/ranges/CMakeLists.txt b/external/ranges/CMakeLists.txt
index 4c75ecb..8105361 100644
--- a/external/ranges/CMakeLists.txt
+++ b/external/ranges/CMakeLists.txt
@@ -7,10 +7,14 @@
 add_library(external_ranges INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_ranges ALIAS external_ranges)
 
-target_include_directories(external_ranges SYSTEM
-INTERFACE
-    ${libs_loc}/range-v3/include
-)
+if (DESKTOP_APP_USE_PACKAGED)
+    find_package(range-v3 REQUIRED)
+else()
+    target_include_directories(external_ranges SYSTEM
+    INTERFACE
+        ${libs_loc}/range-v3/include
+    )
+endif()
 
 if (WIN32)
     target_compile_options(external_ranges
diff --git a/external/rlottie/CMakeLists.txt b/external/rlottie/CMakeLists.txt
index 4fc3a54..155532e 100644
--- a/external/rlottie/CMakeLists.txt
+++ b/external/rlottie/CMakeLists.txt
@@ -4,115 +4,123 @@
 # For license and copyright information please follow this link:
 # https://github.com/desktop-app/legal/blob/master/LEGAL
 
-add_library(external_rlottie OBJECT)
-add_library(desktop-app::external_rlottie ALIAS external_rlottie)
-init_target(external_rlottie "(external)")
+if (DESKTOP_APP_USE_PACKAGED_RLOTTIE)
+    add_library(external_rlottie INTERFACE IMPORTED GLOBAL)
+    add_library(desktop-app::external_rlottie ALIAS external_rlottie)
 
-get_filename_component(src_loc . REALPATH)
-set(rlottie_loc ${third_party_loc}/rlottie)
+    find_package(rlottie REQUIRED)
+    target_link_libraries(external_rlottie INTERFACE rlottie::rlottie)
+else()
+    add_library(external_rlottie OBJECT)
+    add_library(desktop-app::external_rlottie ALIAS external_rlottie)
+    init_target(external_rlottie "(external)")
 
-target_sources(external_rlottie PRIVATE ${src_loc}/config/config.h)
-nice_target_sources(external_rlottie ${rlottie_loc}
-PRIVATE
-    inc/rlottie.h
-    inc/rlottie_capi.h
-    inc/rlottiecommon.h
+    get_filename_component(src_loc . REALPATH)
+    set(rlottie_loc ${third_party_loc}/rlottie)
 
-    src/lottie/lottieanimation.cpp
-    src/lottie/lottieitem.cpp
-    src/lottie/lottieitem.h
-    src/lottie/lottiekeypath.cpp
-    src/lottie/lottiekeypath.h
-    src/lottie/lottieloader.cpp
-    src/lottie/lottieloader.h
-    src/lottie/lottiemodel.cpp
-    src/lottie/lottiemodel.h
-    src/lottie/lottieparser.cpp
-    src/lottie/lottieparser.h
-    src/lottie/lottieproxymodel.cpp
-    src/lottie/lottieproxymodel.h
-
-    src/vector/freetype/v_ft_math.cpp
-    src/vector/freetype/v_ft_math.h
-    src/vector/freetype/v_ft_raster.cpp
-    src/vector/freetype/v_ft_raster.h
-    src/vector/freetype/v_ft_stroker.cpp
-    src/vector/freetype/v_ft_stroker.h
-    src/vector/freetype/v_ft_types.h
-
-    # src/vector/pixman/pixman-arm-neon-asm.h
-    # src/vector/pixman/pixman-arm-neon-asm.S
-    src/vector/pixman/vregion.cpp
-    src/vector/pixman/vregion.h
-
-    src/vector/vbezier.cpp
-    src/vector/vbezier.h
-    src/vector/vbitmap.cpp
-    src/vector/vbitmap.h
-    src/vector/vbrush.cpp
-    src/vector/vbrush.h
-    src/vector/vcompositionfunctions.cpp
-    src/vector/vcowptr.h
-    src/vector/vdasher.cpp
-    src/vector/vdasher.h
-    src/vector/vdebug.cpp
-    src/vector/vdebug.h
-    src/vector/vdrawable.cpp
-    src/vector/vdrawable.h
-    src/vector/vdrawhelper.cpp
-    src/vector/vdrawhelper.h
-    src/vector/vdrawhelper_neon.cpp
-    src/vector/vdrawhelper_sse2.cpp
-    src/vector/velapsedtimer.cpp
-    src/vector/velapsedtimer.h
-    src/vector/vglobal.h
-    src/vector/vimageloader.cpp
-    src/vector/vimageloader.h
-    src/vector/vinterpolator.cpp
-    src/vector/vinterpolator.h
-    src/vector/vline.h
-    src/vector/vmatrix.cpp
-    src/vector/vmatrix.h
-    src/vector/vpainter.cpp
-    src/vector/vpainter.h
-    src/vector/vpath.cpp
-    src/vector/vpath.h
-    src/vector/vpathmesure.cpp
-    src/vector/vpathmesure.h
-    src/vector/vpoint.h
-    src/vector/vraster.cpp
-    src/vector/vraster.h
-    src/vector/vrect.cpp
-    src/vector/vrect.h
-    src/vector/vrle.cpp
-    src/vector/vrle.h
-    src/vector/vstackallocator.h
-    src/vector/vtaskqueue.h
-)
-
-target_compile_definitions(external_rlottie
-PUBLIC
-    LOT_BUILD
-PRIVATE
-    _USE_MATH_DEFINES
-    "RAPIDJSON_ASSERT=(void)"
-)
-
-target_include_directories(external_rlottie
-PUBLIC
-    ${rlottie_loc}/inc
-PRIVATE
-    ${src_loc}/config
-    ${rlottie_loc}/src/lottie
-    ${rlottie_loc}/src/vector
-    ${rlottie_loc}/src/vector/pixman
-    ${rlottie_loc}/src/vector/freetype
-)
-
-if (WIN32)
-    target_compile_options(external_rlottie
+    target_sources(external_rlottie PRIVATE ${src_loc}/config/config.h)
+    nice_target_sources(external_rlottie ${rlottie_loc}
     PRIVATE
-        /w44244 # 'initializing': conversion from 'double' to 'float'
-        /w44251 # needs to have dll-interface to be used by clients of class
+        inc/rlottie.h
+        inc/rlottie_capi.h
+        inc/rlottiecommon.h
+
+        src/lottie/lottieanimation.cpp
+        src/lottie/lottieitem.cpp
+        src/lottie/lottieitem.h
+        src/lottie/lottiekeypath.cpp
+        src/lottie/lottiekeypath.h
+        src/lottie/lottieloader.cpp
+        src/lottie/lottieloader.h
+        src/lottie/lottiemodel.cpp
+        src/lottie/lottiemodel.h
+        src/lottie/lottieparser.cpp
+        src/lottie/lottieparser.h
+        src/lottie/lottieproxymodel.cpp
+        src/lottie/lottieproxymodel.h
+
+        src/vector/freetype/v_ft_math.cpp
+        src/vector/freetype/v_ft_math.h
+        src/vector/freetype/v_ft_raster.cpp
+        src/vector/freetype/v_ft_raster.h
+        src/vector/freetype/v_ft_stroker.cpp
+        src/vector/freetype/v_ft_stroker.h
+        src/vector/freetype/v_ft_types.h
+
+        # src/vector/pixman/pixman-arm-neon-asm.h
+        # src/vector/pixman/pixman-arm-neon-asm.S
+        src/vector/pixman/vregion.cpp
+        src/vector/pixman/vregion.h
+
+        src/vector/vbezier.cpp
+        src/vector/vbezier.h
+        src/vector/vbitmap.cpp
+        src/vector/vbitmap.h
+        src/vector/vbrush.cpp
+        src/vector/vbrush.h
+        src/vector/vcompositionfunctions.cpp
+        src/vector/vcowptr.h
+        src/vector/vdasher.cpp
+        src/vector/vdasher.h
+        src/vector/vdebug.cpp
+        src/vector/vdebug.h
+        src/vector/vdrawable.cpp
+        src/vector/vdrawable.h
+        src/vector/vdrawhelper.cpp
+        src/vector/vdrawhelper.h
+        src/vector/vdrawhelper_neon.cpp
+        src/vector/vdrawhelper_sse2.cpp
+        src/vector/velapsedtimer.cpp
+        src/vector/velapsedtimer.h
+        src/vector/vglobal.h
+        src/vector/vimageloader.cpp
+        src/vector/vimageloader.h
+        src/vector/vinterpolator.cpp
+        src/vector/vinterpolator.h
+        src/vector/vline.h
+        src/vector/vmatrix.cpp
+        src/vector/vmatrix.h
+        src/vector/vpainter.cpp
+        src/vector/vpainter.h
+        src/vector/vpath.cpp
+        src/vector/vpath.h
+        src/vector/vpathmesure.cpp
+        src/vector/vpathmesure.h
+        src/vector/vpoint.h
+        src/vector/vraster.cpp
+        src/vector/vraster.h
+        src/vector/vrect.cpp
+        src/vector/vrect.h
+        src/vector/vrle.cpp
+        src/vector/vrle.h
+        src/vector/vstackallocator.h
+        src/vector/vtaskqueue.h
     )
+
+    target_compile_definitions(external_rlottie
+    PUBLIC
+        LOT_BUILD
+    PRIVATE
+        _USE_MATH_DEFINES
+        "RAPIDJSON_ASSERT=(void)"
+    )
+
+    target_include_directories(external_rlottie
+    PUBLIC
+        ${rlottie_loc}/inc
+    PRIVATE
+        ${src_loc}/config
+        ${rlottie_loc}/src/lottie
+        ${rlottie_loc}/src/vector
+        ${rlottie_loc}/src/vector/pixman
+        ${rlottie_loc}/src/vector/freetype
+    )
+
+    if (WIN32)
+        target_compile_options(external_rlottie
+        PRIVATE
+            /w44244 # 'initializing': conversion from 'double' to 'float'
+            /w44251 # needs to have dll-interface to be used by clients of class
+        )
+    endif()
 endif()
diff --git a/external/xxhash/CMakeLists.txt b/external/xxhash/CMakeLists.txt
index ba98eda..1219ae8 100644
--- a/external/xxhash/CMakeLists.txt
+++ b/external/xxhash/CMakeLists.txt
@@ -7,12 +7,20 @@
 add_library(external_xxhash INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_xxhash ALIAS external_xxhash)
 
-target_include_directories(external_xxhash SYSTEM
-INTERFACE
-    ${third_party_loc}/xxHash
-)
+if (DESKTOP_APP_USE_PACKAGED)
+    find_library(XXHASH_LIBRARY xxhash)
+    find_path(XXHASH_INCLUDE_DIRS xxhash.h)
 
-target_compile_definitions(external_xxhash
-INTERFACE
-    XXH_INLINE_ALL
-)
+     target_include_directories(external_xxhash INTERFACE ${XXHASH_INCLUDE_DIRS})
+     target_link_libraries(external_xxhash INTERFACE ${XXHASH_LIBRARY})
+else()
+    target_include_directories(external_xxhash SYSTEM
+    INTERFACE
+        ${third_party_loc}/xxHash
+    )
+
+    target_compile_definitions(external_xxhash
+    INTERFACE
+        XXH_INLINE_ALL
+    )
+endif()
diff --git a/external/zlib/CMakeLists.txt b/external/zlib/CMakeLists.txt
index 10386a1..515ff25 100644
--- a/external/zlib/CMakeLists.txt
+++ b/external/zlib/CMakeLists.txt
@@ -7,7 +7,16 @@
 add_library(external_zlib INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_zlib ALIAS external_zlib)
 
-if (NOT WIN32)
+if (DESKTOP_APP_USE_PACKAGED)
+    add_library(external_minizip INTERFACE IMPORTED)
+    find_package(PkgConfig REQUIRED)
+    pkg_check_modules(MINIZIP REQUIRED minizip)
+
+    target_include_directories(external_minizip INTERFACE ${MINIZIP_INCLUDE_DIRS})
+    target_link_libraries(external_minizip INTERFACE ${MINIZIP_LIBRARIES})
+
+    target_link_libraries(external_zlib INTERFACE external_minizip)
+elseif (NOT WIN32)
     add_library(external_minizip STATIC)
     init_target(external_minizip "(external)")
 
@@ -32,13 +41,18 @@ if (NOT WIN32)
     target_link_libraries(external_zlib INTERFACE external_minizip)
 endif()
 
-target_include_directories(external_zlib SYSTEM
-INTERFACE
-    ${libs_loc}/zlib
-    ${libs_loc}/zlib/contrib/minizip
-)
+if (NOT DESKTOP_APP_USE_PACKAGED)
+    target_include_directories(external_zlib SYSTEM
+    INTERFACE
+        ${libs_loc}/zlib
+        ${libs_loc}/zlib/contrib/minizip
+    )
+endif()
 
-if (WIN32)
+if (DESKTOP_APP_USE_PACKAGED)
+    find_package(ZLIB REQUIRED)
+    target_link_libraries(external_zlib INTERFACE ZLIB::ZLIB)
+elseif (WIN32)
     target_compile_definitions(external_zlib INTERFACE ZLIB_WINAPI)
 
     set(zlib_lib_loc ${libs_loc}/zlib/contrib/vstudio/vc14/x86/ZlibStat$<IF:$<CONFIG:Debug>,Debug,ReleaseWithoutAsm>)
diff --git a/init_target.cmake b/init_target.cmake
index c7a1244..484ea91 100644
--- a/init_target.cmake
+++ b/init_target.cmake
@@ -26,8 +26,10 @@ function(init_target target_name) # init_target(my_target folder_name)
             MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
     endif()
     target_link_libraries(${target_name} PUBLIC desktop-app::common_options)
+    if (NOT DESKTOP_APP_USE_PACKAGED)
+        set_target_properties(${target_name} PROPERTIES LINK_SEARCH_START_STATIC 1)
+    endif()
     set_target_properties(${target_name} PROPERTIES
-        LINK_SEARCH_START_STATIC 1
         XCODE_ATTRIBUTE_CLANG_ENABLE_OBJC_WEAK YES
         XCODE_ATTRIBUTE_GCC_INLINES_ARE_PRIVATE_EXTERN YES
         XCODE_ATTRIBUTE_GCC_SYMBOLS_PRIVATE_EXTERN YES
diff --git a/options_linux.cmake b/options_linux.cmake
index a6a13c9..5b22b8d 100644
--- a/options_linux.cmake
+++ b/options_linux.cmake
@@ -6,10 +6,9 @@
 
 target_compile_options(common_options
 INTERFACE
-    $<IF:$<CONFIG:Debug>,,-Ofast -fno-strict-aliasing>
+    $<IF:$<CONFIG:Debug>,,-fno-strict-aliasing>
     -pipe
     -Wall
-    -Werror
     -W
     -fPIC
     -Wno-unused-variable
@@ -26,14 +25,21 @@ INTERFACE
     -Wno-maybe-uninitialized
     -Wno-error=class-memaccess
 )
-target_link_options(common_options
-INTERFACE
-    $<IF:$<CONFIG:Debug>,,-Ofast>
-)
+if (NOT DESKTOP_APP_USE_PACKAGED)
+    target_compile_options(common_options
+    INTERFACE
+        $<IF:$<CONFIG:Debug>,,-Ofast>
+        -Werror
+    )
+    target_link_options(common_options
+    INTERFACE
+        $<IF:$<CONFIG:Debug>,,-Ofast>
+    )
+endif()
 if (build_linux32)
     target_compile_options(common_options INTERFACE -g0)
     target_link_options(common_options INTERFACE -g0)
-else()
+elseif (NOT DESKTOP_APP_USE_PACKAGED)
     target_compile_options(common_options INTERFACE $<IF:$<CONFIG:Debug>,,-g -flto>)
     target_link_options(common_options INTERFACE $<IF:$<CONFIG:Debug>,,-g -flto -fuse-linker-plugin>)
 endif()
diff --git a/variables.cmake b/variables.cmake
index b3d7ff4..10031e7 100644
--- a/variables.cmake
+++ b/variables.cmake
@@ -10,6 +10,7 @@ option(DESKTOP_APP_DISABLE_SPELLCHECK "Disable spellcheck library." OFF)
 option(DESKTOP_APP_LOTTIE_USE_CACHE "Use caching in lottie animations." ON)
 option(DESKTOP_APP_USE_GLIBC_WRAPS "Use wraps for new GLIBC features." OFF)
 option(DESKTOP_APP_USE_PACKAGED "Find libraries using CMake instead of exact paths." ON)
+option(DESKTOP_APP_USE_PACKAGED_RLOTTIE "Find rlottie using CMake instead of bundled one." ${DESKTOP_APP_USE_PACKAGED})
 
 function(report_bad_special_target)
     message(FATAL_ERROR "Bad special target '${DESKTOP_APP_SPECIAL_TARGET}'")
@@ -74,9 +75,11 @@ else()
     elseif (NOT DESKTOP_APP_SPECIAL_TARGET STREQUAL "")
         report_bad_special_target()
     endif()
-    set(CMAKE_AR /usr/bin/gcc-ar)
-    set(CMAKE_RANLIB /usr/bin/gcc-ranlib)
-    set(CMAKE_NM /usr/bin/gcc-nm)
+    if (NOT DESKTOP_APP_USE_PACKAGED)
+        set(CMAKE_AR /usr/bin/gcc-ar)
+        set(CMAKE_RANLIB /usr/bin/gcc-ranlib)
+        set(CMAKE_NM /usr/bin/gcc-nm)
+    endif()
 endif()
 
 if (NOT APPLE OR build_osx)