Image Viewer Apps and Services

PhotoQt is a fast, simple, and elegant open-source image viewer built with C++/Qt. It offers a clean interface, essential image viewing features, and basic editing capabilities, making it a great choice for quickly browsing and managing your image collection across different operating systems.

Ristretto is a lightweight and fast image viewer designed for the Xfce desktop environment. It allows users to quickly view, scroll through, and perform basic operations on image files, making it an essential tool for everyday photo browsing.

Viewnior is a lightweight and speedy image viewer designed for GNU/Linux operating systems. It prioritizes simplicity and performance, offering essential features for image browsing and viewing, including fullscreen mode, slideshows, and basic image manipulation, without being burdened by complex functionalities.

SageThumbs is a powerful free thumbnail preview and image converter shell extension for Windows Explorer.  It allows users to view a vast range of image formats and perform quick conversions directly within the familiar Windows interface.

ImageGlass is a lightweight, versatile image viewing application designed as a modern, fast, and user-friendly alternative to the default Windows Photo Viewer. It supports a wide range of image formats and offers essential viewing tools alongside advanced features through its extensible architecture.

Eye of GNOME (EOG) is the default and official image viewer for the GNOME desktop environment, known for its simplicity, speed, and tight integration within the GNOME ecosystem. It provides essential image viewing capabilities with a clean interface.

Geeqie is a blazingly fast and extremely customizable Gtk+ based image viewer designed for Unix-like operating systems. It excels at efficient photo browsing, organization, and basic editing, making it an ideal tool for photographers and anyone dealing with large image collections.

Gwenview is a robust and user-friendly image viewer for desktop environments, primarily known for its integration with the KDE ecosystem. It offers a clean interface and essential tools for browsing, viewing, and performing basic edits on a wide range of image formats.

Nomacs is a fast and lightweight free, open-source image viewer offering a wide array of features for diverse image formats, including RAW and PSD. It provides essential editing tools, batch processing capabilities, and extensibility via plugins, making it more than just a simple viewer.

F-Spot is a discontiued, but capable photo management application specifically designed for the GNOME desktop environment. It offers a range of features for organizing, editing, and sharing personal photo collections, supporting various image formats.

Comix is a lightweight and efficient image viewer designed specifically for reading comic books and manga. It supports popular archive formats like ZIP, RAR, and tar, providing a seamless experience for digital comic enthusiasts on Linux systems.

JPEGView is a lean, fast, and highly configurable image viewer for Windows, designed for efficient viewing and basic processing of JPEG, BMP, PNG, and other popular image formats. It excels in performance and offers real-time image processing capabilities.

gThumb is a versatile image viewer and organizer for the GNOME desktop environment. It offers a comprehensive suite of tools for browsing, managing, and performing basic edits on your photo collection. Beyond simple viewing, gThumb facilitates organizing images with tags, finding duplicates, and executing batch operations like renaming and format conversion, making it a practical choice for digital photo management.

PhotoQt is a fast, simple, and elegant open-source image viewer built with C++/Qt. It offers a clean interface, essential image viewing features, and basic editing capabilities, making it a great choice for quickly browsing and managing your image collection across different operating systems.

Ristretto is a lightweight and fast image viewer designed for the Xfce desktop environment. It allows users to quickly view, scroll through, and perform basic operations on image files, making it an essential tool for everyday photo browsing.

Viewnior is a lightweight and speedy image viewer designed for GNU/Linux operating systems. It prioritizes simplicity and performance, offering essential features for image browsing and viewing, including fullscreen mode, slideshows, and basic image manipulation, without being burdened by complex functionalities.

SageThumbs is a powerful free thumbnail preview and image converter shell extension for Windows Explorer.  It allows users to view a vast range of image formats and perform quick conversions directly within the familiar Windows interface.

ImageGlass is a lightweight, versatile image viewing application designed as a modern, fast, and user-friendly alternative to the default Windows Photo Viewer. It supports a wide range of image formats and offers essential viewing tools alongside advanced features through its extensible architecture.

Eye of GNOME (EOG) is the default and official image viewer for the GNOME desktop environment, known for its simplicity, speed, and tight integration within the GNOME ecosystem. It provides essential image viewing capabilities with a clean interface.

Geeqie is a blazingly fast and extremely customizable Gtk+ based image viewer designed for Unix-like operating systems. It excels at efficient photo browsing, organization, and basic editing, making it an ideal tool for photographers and anyone dealing with large image collections.

Gwenview is a robust and user-friendly image viewer for desktop environments, primarily known for its integration with the KDE ecosystem. It offers a clean interface and essential tools for browsing, viewing, and performing basic edits on a wide range of image formats.

Nomacs is a fast and lightweight free, open-source image viewer offering a wide array of features for diverse image formats, including RAW and PSD. It provides essential editing tools, batch processing capabilities, and extensibility via plugins, making it more than just a simple viewer.

F-Spot is a discontiued, but capable photo management application specifically designed for the GNOME desktop environment. It offers a range of features for organizing, editing, and sharing personal photo collections, supporting various image formats.