Preview is described as 'Native macOS tool for viewing, annotating, and editing images and PDFs, offers cropping, resizing, markup tools, page rearrangement, and export to multiple formats' and is a very popular PDF Reader in the photos & graphics category. There are more than 100 alternatives to Preview for a variety of platforms, including Windows, Mac, Linux, Android and Flathub apps. The best Preview alternative is SumatraPDF, which is both free and Open Source. Other great apps like Preview are Okular, IrfanView, XnView MP and nomacs.
qAllInOne (aka qAIO) is a free open-source software built using Qt to provide users an All-In-One media player, so it can view images, play videos and audio.
Simple macOS PDF reader with ChatGPT integrated. You can chat with your local PDF. The returned response can cite the page number to ensure correctness.
An attorney who deals with a lot of PDFs set himself with the task of finding a way to preview the PDFs in Windows Explorer (much like Cover Flow view already does in Mac OS X) without actually opening them.
WildBit Viewer is popular, extensive & fast image viewer which includes viewer, slide show, editor, search, profile switcher and multi screen viewer.
Quick Picture Viewer is a lightweight, versatile desktop image viewer for Windows. The best replacement for the default Windows photo viewer.
This is a Free & Fast Image Viewer and Editor for Windows. There are many tools around doing that, but the aim of this Freeware is to be a small and handy tool doing what it says and running also as a standalone exe file (installer not necessary).
Redact & Annotate images. Hide or mark up essential parts of your image by simply clicking and dragging on it.
With just one-click you can enhance and remove most common defects of any digital photo.
Xee is an streamlined and convenient image viewer and browser. It is similar to macOS's Preview.app, but lets you easily browse the entire contents of folders and archives, move and copy image files quickly, and supports many more image formats.
Madamiru is a cross-platform media player written in Rust that can automatically play and shuffle multiple videos, images, and songs at once in a grid layout.
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