XnConvert is described as 'Easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux' and is a popular Image Optimizer in the photos & graphics category. There are more than 100 alternatives to XnConvert for a variety of platforms, including Windows, Mac, Web-based, Linux and SaaS apps. The best XnConvert alternative is ImageMagick, which is both free and Open Source. Other great apps like XnConvert are GetCompress, TinyFast, Converseen and RIOT - Radical Image Optimization Tool.
dcraw is an open-source computer program which is able to read numerous raw image formats, typically produced by high-end digital cameras. dcraw converts these images into the standard PPM and TIFF image formats.
United States
ImgSmaller is a privacy-first image compression tool that lets you compress JPG, PNG, and WebP images directly in your browser. No data leaves your device thanks to our Zero-Upload Mode. If your browser doesn't support this, the image is temporarily uploaded to our server...
SView5 is an image display, conversion and processing tool based on a rich C/C++ SDK with various capabilities, originally developed on Amiga computers and later ported to Windows, Linux and Embedded Systems.
Lenna is an app to process images. Core functionality is to compress images in a batch, resize or rename images.
PhotoPenguin is a completely free batch photo editor with support for cropping, resizing, adding watermarks, and converting photos to other formats.
Image Conversion Tool allows you easily converts jpg, png, bmp, gif, tiff, heic and other images to pdf, eps, ico, odd, ps, psd and other formats and other formats.
Germany
EU
Photo Resizer Expert - Versatile batch image resizer - Adjust, apply effects and filters to images - Watch folders - Resize image with right click in Windows Explorer.
GreeceEU
YOGA Image Optimizer is a free tool to convert and optimize JPEGs, PNGs and WebP image files. Simply Drag & drop images, click on “Optimize”, and you're done!
An image converter batch-processing multiple files. JPEG lossless transformations are implemented.
WinLep is a software that compresses JPG images to LEP saving 22%. WinLep compresses JPEG and decompresses LEP, moreover it can display JPEG and LEP compressed files.
