Open Source ImageGlass Alternatives for Windows

There are many alternatives to ImageGlass for Windows if you are looking for a replacement. The best open source Windows alternative is nomacs. If that doesn't suit you, our users have ranked more than 50 alternatives to ImageGlass and many of them are open source and available for Windows so hopefully you can find a suitable replacement. Other interesting open source Windows alternatives to ImageGlass are qView, JPEGView, PicView and qimgv.

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ImageGlass alternatives are mainly Image Viewers, but if you're looking for Image Editors or Photo Managers you can filter on that. Other popular filters include Windows + Free, Mac and Windows + Open Source. These are just examples - use the filter bar below to find more specific alternatives to ImageGlass.
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Alternatives
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Alternatives list

  1. nomacs icon

    nomacs

     256 likes

    nomacs is a free, open source image viewer, which supports multiple platforms. You can use it for viewing all common image formats including RAW and psd images.

    108 nomacs alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • FreeBSD
    • Flathub
    • DE flagGermany
    • European Union flagEU
    nomacs screenshot 1
    Good alternative?
     
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    1
  2. qView icon

    qView

     90 likes

    Fast and lightweight Qt-based image viewer with support for Windows, macOS, and Linux. Features include multiple format support, customizable interface, GIF playback, high-resolution display compatibility, and efficient navigation through keyboard shortcuts.

    122 qView alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • US flagUnited States
    qView screenshot 1
    Good alternative?
     
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    2
  4. JPEGView icon

    JPEGView

     151 likes

    Lightweight Simple Image Viewer with Slide show feature, Resize and Lossless-cut, Color correction, Rename, Multi-language and more...

    150 JPEGView alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • PortableApps.com
    • Global
    Very simple. Only a title bar other than the picture.
    Good alternative?
     
  5. PicView icon

    PicView

     51 likes

    PicView is a fast, free and fully customizable picture viewer for macOS and Windows 10/11. It supports virtually all image file types, including (animated) WEBP, (animated) GIF, SVG, AVIF, HEIC, PSD and many others.

    69 PicView alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Mac
    • DK flagDenmark
    • European Union flagEU
    An overview of the UI
    Good alternative?
     
  6. qimgv icon

    qimgv

     41 likes

    Qt5 image viewer with optional video support. Ability to quickly copy / move images to different folders. Can open some extra formats (JPEG-XL, AVIF, APNG, HEIF/HEIC, RAW) via third-party image plugins.

    116 qimgv alternatives

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
    • Global
    qimgv screenshot 1
    Good alternative?
     
  8. QuickViewer icon

    QuickViewer

     19 likes

    QuickViewer is a graphic image viewer for comfortable browsing of many images. This software performs reading of image data in advance. And drawing the imported image data on the screen with OpenGL. You can browse images with much smoother response than ever before.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
    • JP flagJapan
    QuickViewer screenshot 1
    Good alternative?
     
  9. Oculante icon

    Oculante

     6 likes

    A no-nonsense hardware-accelerated image viewer. Oculante's vision is to be a fast, unobtrusive, portable image viewer with wide image format support, offering image analysis and basic editing tools.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Linux
    • Mac
    • Windows
    • Flathub
    • Flatpak
    • FreeBSD
    • BSD
    • NetBSD
    Oculante screenshot 1
    Good alternative?
     
  10. Fly Photos icon

    Fly Photos

     7 likes

    Fly Photos is one of the fastest photo viewers built for Windows, designed as a modern replacement for the now-discontinued Google Picasa Photo Viewer.

    59 Fly Photos alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    Fly Photos screenshot from the official GitHub repo as of 9th October 2025
    Good alternative?
     
  11. Minimal Image Viewer icon

    Minimal Image Viewer

     6 likes

    A fast, secure, and minimalist C++ image viewer for Windows. It's a single ~82 KB executable with zero telemetry and broad image support.

    Cost / License

    Application type

    Platforms

    • Windows
    • US flagUnited States
    Minimal Image Viewer screenshot 1
    Good alternative?
     
  12. FerrumPix icon

    FerrumPix

     3 likes

    FerrumPix is a free and open-source desktop photo manager, RAW developer and image editor for Linux and Windows, with experimental macOS builds.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • DE flagGermany
    • European Union flagEU
    FerrumPix screenshot 1
    Good alternative?
     
  13. PhotoQt icon

    PhotoQt

     30 likes

    PhotoQt is a fast and simple, good looking, yet powerful and highly configurable image viewer.

    Cost / License

    Application type

    Platforms

    • Windows
    • Linux
    • Flathub
    • DE flagGermany
    • European Union flagEU
    PhotoQt screenshot 1
    Good alternative?
     
  14. Geeqie Image Viewer icon

    Geeqie Image Viewer

     50 likes

    Geeqie is a free open software image viewer and organiser program for Linux, FreeBSD and other Unix-like operating systems.

    114 Geeqie Image Viewer alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Linux
    • BSD
    • Xfce
    • Flathub
    • Homebrew
    • Windows
    • NetBSD
    • FreeBSD
    • CZ flagCzechia
    • European Union flagEU
    Sidebar with histogram, exif and keywords
    Good alternative?
     
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