MysticThumbs is described as 'Generates thumbnails of many image types not natively supported by Windows. It does this transparently and in the background for Explorer so you don't have to run a separate application to preview your images' and is an app. There are more than 10 alternatives to MysticThumbs for Windows, File Explorer, F-Droid and Android. The best MysticThumbs alternative is SageThumbs, which is both free and Open Source. Other great apps like MysticThumbs are Icaros, Smart SVG Viewer, SVG Explorer Extension and SVG Shell Extensions.
SageThumbs is a Windows Explorer context menu extension allowing Windows users to preview enormous amounts of image formats directly within Windows Explorer.
Icaros is a collection of lightweight, high quality, Windows Shell Extensions, which is capable of providing Windows Explorer thumbnails for essentially any video media filetype.
“Smart SVG Viewer” is a free, fast and convenient SVG image viewer with Thumbnail Gallery and Transparency Grid. It is a must-have tool for UI/UX design, Web design, and Graphic design.
Extension module for Windows Explorer to render SVG thumbnails, so that you can have an overview of your SVG files.
A collection of extensions tools for SVG files, integrated into Microsoft Windows Explorer (Vista, 7, 8, 10 and 11):
A native hardware-accelerated Windows SVG thumbnail handler for File Explorer that uses only the Windows API, written in Rust.
Pictus is a fast, free image viewer that enables Windows to see thumbnails of supported formats, such as PSD. Give it a spin today!
Instant ThumbView is a tiny image viewer that displays image thumbnails in a tooltip window, when mouse pointer is hovered over an image file in Windows Explorer. It supports a lot of popular image file formats, including BMP, GIF, JPEG, PNG, WMF, EMF, TIFF and is very handy for...
ThumbView enables image thumbnails and tooltips in Microsoft Windows XP Explorer (does not work on Windows 7) for filetypes that are not natively supported. It started with PCX, TGA, DDS and PNG images, but now ThumbView supports an amazing 19 image types - directly inside any...
The FastPictureViewer Codec Pack is a one-stop shop that enables support for 44 additional image formats in Windows Explorer, Windows Photo Gallery, Windows Photo Viewer, Windows Live™ Photo Gallery and, on Windows 7, also within Windows Media Center and Windows Media Player 12...
Windows (64-bit) Explorer Shell Extensions for SVG files Preview Handler and Thumbnail Provider
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Maybe the only SVG viewer out there , and it does his job perfectly .