Diffractor unifies managing photo, video and audio files. If you centralize media on that trusty old PC; let Diffractor do the heavy lifting.


Gwenview is described as 'Fast image viewer with support for multiple formats, quick crop, rotate, lossless JPEG editing, drag-and-drop, thumbnail navigation, and slideshow mode' and is a popular Image Viewer in the photos & graphics category. There are more than 50 alternatives to Gwenview for a variety of platforms, including Windows, Mac, Linux, Flathub and Flatpak apps. The best Gwenview alternative is IrfanView. It's not free, so if you're looking for a free alternative, you could try IrfanView or XnView MP. Other great apps like Gwenview are ImageGlass, nomacs, FastStone Image Viewer and qView.
Diffractor unifies managing photo, video and audio files. If you centralize media on that trusty old PC; let Diffractor do the heavy lifting.


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.



Waterfall-style image viewer for macOS, offering a smooth and immersive browsing experience.


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


Plug in your memory cards and start picking winners and deleting rejects almost instantaneously. Move from image to image without that annoying rendering delay. Add dynamic caption, copyright, and keyword information individually or in batches.
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.




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



Universal Viewer is an advanced file viewer for wide range of formats. Supported file formats are:




Vipsdisp can display huge (many, many gigabyte) images quickly and without using much memory. As well as the usual PNG, JPG, TIF, PDF, SVG, WEBP, JP2, JXL and GIF, it supports many scientific and technical image formats, including SVS, MRXS, OpenEXR, FITS, Matlab, NIfTI...




Xviewer is a simple image viewer which uses the gdk-pixbuf library. It can deal with large images, and zoom and scroll with constant memory usage. Its goals are simplicity and standards compliance. Xviewer is installed by default in Linux Mint.



ImageFan Reloaded is a cross-platform, feature-rich, tab-based image viewer, supporting multi-core processing.




FastStone MaxView is a fast, compact and innovative image viewer that supports all major graphic formats. Its intuitive layout lets you view images in a variety of ways. It even lets you view images in password-protected ZIP and RAR archive files directly and instantly, which is...


