free image viewer

NexusImage - Image Viewer

NexusImage is a Free Image Viewer. This Portable Image Viewer can be used to display JPEG, Bitmap, GIF, PNG, TIFF, ICO, WMF, and EMF image formats.

IrfanView - Free Image Editor

IrfanView is a free image editor that can be used to view, edit and convert image formats. For example, you might use it to "convert images to webp" format for use on websites.

Wega2 is a Portable Free Image Viewer for viewing and comparing digital photos and images. Wega2 includes tools that can be used to compare images and analyze exif data with the built in ExposurePlot program, email images, run a slideshow, view thumbnails, paperclip shortcuts to images and much more.

XnView - Image Viewer Converter and Resizer

XnView is an free image viewer, graphical image file converter, and batch image resizer. It can import close to 400 different picture formats and can export around 40 different formats.