Lightweight Simple Image Viewer with Slide show feature, Resize and Lossless-cut, Color correction, Rename, Multi-language and more...
Cost / License
- Free
- Open Source
Application types
Platforms
- Windows
- PortableApps.com


gThumb is described as 'Image viewer and browser for the GNOME Desktop. It also includes an importer tool for transferring photos from cameras' and is a very popular Image Viewer in the photos & graphics category. There are more than 100 alternatives to gThumb for a variety of platforms, including Windows, Linux, Mac, Flathub and Flatpak apps. The best gThumb 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 gThumb are ImageGlass, nomacs, Sly and FastStone Image Viewer.
Lightweight Simple Image Viewer with Slide show feature, Resize and Lossless-cut, Color correction, Rename, Multi-language and more...


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.




Offers organization, viewing, and editing tools for digital images, supports over 700 RAW formats, enables metadata embedding and syncing, dynamic category and keyword filters, workflow optimizations, non-destructive edits, detailed image preview, and sharing options.




ACDSee Photo Studio is the most popular iPhone & iPad alternative to gThumb.
ACDSee Photo Studio is the most popular commercial alternative to gThumb.
Shotwell is an open source photo organizer designed for the GNOME desktop environment.




Desktop app for photo sorting on Windows & Mac, managing JPG+RAW files. Sort photos into folders using keys, providing easy navigation and clean interface without deletion, ensuring a focused experience with flexible viewing, safe storage, and no fluff.

Native macOS app for viewing, annotating, and editing images and PDFs, featuring tools for cropping, rotating, resizing images, rearranging pages, full-screen viewing, markup, document merging, batch conversion, and export in multiple formats.




Eye of GNOME is the official image viewer for the GNOME Desktop environment. With it, you can view single image files, as well as large image collections. The Eye of GNOME supports a variety of image file formats.

Advanced photo software offering RAW processing, layer support, retouching, and video editing. Includes cataloging, presets, automatic import, and robust sharing. Supports RAW and JPG editing with post-trial photo products creation while maintaining non-subscription features.




You can use the Photos app to view or edit photos and videos in your Pictures library and on OneDrive, and to import photos and videos. The Photos app includes a wide range of editing options to enhance your photos, from automatic fixes to advanced adjustments.




An image viewer and browser utility - primarily for Linux Mint. Pix is part of the X-Apps project, which aims at producing cross-distribution and cross-desktop software.


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


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

