Image Viewer

Description

Simple, cross-platform image viewer inspired by GPicView.

Features:

• Just a viewer, not an editor or organizer;
• Support a large number of image formats;
• Support an embedded ICC Profiles;
• Support EXIF, XMP and other metadata;
• Lightweight and fast;
• Very suitable for default image viewer of desktop system;
• Simple and intuitive interface;
• Cross platform: GNU/Linux, macOS, Windows, Haiku and other systems;
• Minimal external lib dependency: only pure Qt and system libraries are used;
• Flexible and configurable;
• Desktop independent: doesn't require any specific desktop environment;
• Open source, licensed under GNU GPL v3 or later;

Screenshots

Building

Requirements

Minimal configuration:

• Qt 4.4 or later
• GCC 3.4 or later

Full configuration:

• Qt 6.2 or later
• Modern GCC, Clang or MSVC compiler with C++17 support

Building with bundled libraries example (Ubuntu 24.04)

sudo apt-get install git g++ make qt6-base-dev libqt6svg6-dev \
    qt6-image-formats-plugins
git clone https://github.com/AlienCowEatCake/ImageViewer.git
cd ImageViewer
mkdir build
cd build
qmake6 CONFIG+="release" -r ../ImageViewer.pro
make
cp -a src/ImageViewer/ImageViewer /path/to/install/

Building with all system libraries example (Ubuntu 24.04)

sudo apt-get install git g++ make qt6-base-dev libqt6svg6-dev \
    qt6-image-formats-plugins \
    zlib1g-dev liblcms2-dev libexif-dev libexiv2-dev libjpeg-dev \
    libmng-dev libpng-dev libjbig-dev liblerc-dev libtiff-dev \
    libwebp-dev libwmf-dev libopenjp2-7-dev libgif-dev libraw-dev \
    librsvg2-dev libheif-dev libopenexr-dev libavif-dev libjxr-dev \
    libjxl-dev
git clone https://github.com/AlienCowEatCake/ImageViewer.git
cd ImageViewer
mkdir build
cd build
qmake6 CONFIG+="release system_thirdparty" \
    CONFIG+="disable_libjasper disable_libbpg disable_flif" \
    INCLUDEPATH+="/usr/include/jxrlib" \
    -r ../ImageViewer.pro
make
cp -a src/ImageViewer/ImageViewer /path/to/install/

Other building examples

See the buildscripts/ directory.

Configuration options

Languages Configuration:

• C++11 options: disable_cxx11, enable_cxx11 (auto by default)
• C++14 options: disable_cxx14, enable_cxx14 (auto by default)
• C++17 options: disable_cxx17, enable_cxx17 (auto by default)

Third Party Components Configuration Presets:

• disable_thirdparty - disable all third party components, extra small and fast build for UI or installer debugging
• system_thirdparty - disable all bundled packages and switch to system versions of third party components

System Libraries Configuration:

• pkg-config options: disable_pkgconfig, enable_pkgconfig (auto by default)
• ZLib options: disable_zlib, system_zlib (bundled package by default)
• Zstandard options: disable_zstd, system_zstd (bundled package by default)
• XZUtils options: disable_xzutils, system_xzutils (bundled package by default)
• brotli options: disable_brotli, system_brotli (bundled package by default)
• highway options: disable_highway, system_highway (bundled package by default)
• libexpat options: disable_libexpat, system_libexpat (bundled package by default)
• LCMS options: disable_liblcms2, system_liblcms2 (bundled package by default)
• libexif options: disable_libexif, system_libexif (bundled package by default)
• exiv2 options: disable_exiv2, system_exiv2 (bundled package by default)
• LibJPEG options: disable_libjpeg, system_libjpeg (bundled package by default)
• LibJasPer options: disable_libjasper, system_libjasper (bundled package by default)
• libmng options: disable_libmng, system_libmng (bundled package by default)
• libpng options: disable_libpng, system_libpng (bundled package by default)
• jbigkit options: disable_jbigkit, system_jbigkit (bundled package by default)
• LERC options: disable_lerc, system_lerc (bundled package by default)
• libtiff options: disable_libtiff, system_libtiff (bundled package by default)
• LibWebP options: disable_libwebp, system_libwebp (bundled package by default)
• libbpg options: disable_libbpg, system_libbpg (bundled package by default)
• FreeType options: disable_freetype, system_freetype (bundled package by default)
• libwmf options: disable_libwmf, system_libwmf (bundled package by default)
• OpenJPEG options: disable_openjpeg, system_openjpeg (bundled package by default)
• GIFLIB options: disable_giflib, system_giflib (bundled package by default)
• LibRaw options: disable_libraw, system_libraw (bundled package by default)
• libRSVG options: disable_librsvg, enable_librsvg, system_librsvg (system package by default for system_thirdparty, disabled by default otherwise)
• resvg options: disable_resvg, enable_resvg, system_resvg (disabled by default)
• aom options: disable_aom, system_aom (bundled package by default)
• libde265 options: disable_libde265, system_libde265 (bundled package by default)
• libheif options: disable_libheif, system_libheif (bundled package by default)
• OpenEXR options: disable_openexr, system_openexr (bundled package by default)
• libavif options: disable_libavif, system_libavif (bundled package by default)
• FLIF options: disable_flif, system_flif (bundled package by default)
• jxrlib options: disable_jxrlib, system_jxrlib (bundled package by default)
• libjxl options: disable_libjxl, system_libjxl (bundled package by default)
• MagickCore options: disable_magickcore, enable_magickcore (disabled by default)
• MagickWand options: disable_magickwand, enable_magickwand, system_magickwand (disabled by default)
• GraphicsMagick options: disable_graphicsmagick, enable_graphicsmagick (disabled by default)
• GraphicsMagickWand options: disable_graphicsmagickwand, enable_graphicsmagickwand, system_graphicsmagickwand (disabled by default)

Optional Third Party Components Configuration:

• QtExtended options: disable_qtextended, enable_qtextended (disabled by default)
• STB options: disable_stb (enabled by default)
• NanoSVG options: disable_nanosvg, enable_nanosvg (disabled by default)
• J40 options: disable_j40, enable_j40 (disabled by default)
• QtImageFormats options: disable_qtimageformats (enabled by default)
• KImageFormats options: disable_kimageformats (enabled by default)
• MSEdgeWebView2 options: disable_msedgewebview2, enable_msedgewebview2 (disabled by default)
• ghc::filesystem options: disable_ghc_filesystem, enable_ghc_filesystem (auto by default)

Optional Built-in Components Configuration:

• DecoderQtSVG options: disable_qtsvg (enabled by default)
• DecoderQtWebKit options: disable_qtwebkit, enable_qtwebkit (disabled by default)
• DecoderQtWebEngine options: disable_qtwebengine, enable_qtwebengine (disabled by default)
• DecoderQMLWebEngine options: disable_qmlwebengine, enable_qmlwebengine (disabled by default)
• DecoderMSHTML options: disable_mshtml, enable_mshtml (disabled by default)
• DecoderWIC options: disable_wic (enabled by default for Windows)
• DecoderNSImage options: disable_nsimage (enabled by default for macOS)
• DecoderMacWebView options: disable_macwebview, enable_macwebview (disabled by default)
• DecoderMacWKWebView options: disable_macwkwebview, enable_macwkwebview (disabled by default)
• MacToolBar options: disable_mactoolbar (enabled by default for macOS)
• MacTouchBar options: disable_mactouchbar (enabled by default for macOS)
• Print Support options: disable_printsupport (enabled by default)
• QtCore5Compat options: disable_qtcore5compat, enable_qtcore5compat (disabled by default)
• Updater options: enable_update_checking (disabled by default)