ImageMagick

ImageMagick is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (about 100) including GIF...

• iResize allows changing 4:3 aspect images to 16:9 widescreen format, without distortion or having to crop the main object(s) in the photo. ImageMagick is not for that purpose, and is mostly a command line tool for other purposes. Guest • Jun 2018 Disagree   Agree

Free Open Source Mac Windows Linux iPhone iPad ... Xfce

Caesium Image Compressor

Caesium Image Compressor lets you compress your pictures up to 90% without visible quality loss. Providing a simple yet effective interface with a real-time preview and...

• iResizer is changing from 4:3 to 16:9 widescreen without cropping or cutting the main objects in the imgage. Caesium is for image compression, which is a different purpose. Guest • Jun 2018 Disagree   Agree

Free Open Source Mac Windows Linux Web Android

XnConvert

XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux. It supports more than 400 file formats (jpeg, tiff...

Free Mac Windows Linux

FastStone Photo Resizer

Convert and Rename images in batch mode Support JPEG, BMP, GIF, PNG, TIFF and JPEG2000 Resize, crop, change color depth, apply color effects, add text, watermark...

Free Personal Windows

XnShell

XnShell is a free http://alternativeto .

Free Windows Windows Explorer

GraphicsMagick

GraphicsMagick is the swiss army knife of image processing. Comprised of 282K physical lines (according to David A. Wheelers SLOCCount) of source code in the base...

Free Open Source Mac Windows Linux

Image Resizer for Windows

Image Resizer for Windows is a utility that lets you resize one or more selected image files directly from Windows Explorer by right-clicking. It was created as...

Free Open Source Windows Windows Explorer

Phatch

Phatch = Photo & Batch! Phatch is a simple to use cross-platform GUI Photo Batch Processor which handles all popular image formats and can duplicate (sub)folder...

Free Open Source Mac Linux

PhotoBulk

PhotoBulk is easy-to-use bulk image editor that lets you add text/image watermark, resize, and optimize hundreds and thousands of images or photos in just one click. ...

Commercial $ $ $ Mac

waifu2x

Image Super-Resolution [upscaling] for Anime-style [low detail] art or images using Deep Convolutional Neural Networks. Web App Online web app [using the same...

Free Open Source Web

Image Tuner

Image Tuner is a free software for batch resizing, converting, watermarking and renaming your digital photos and images from more than 20 image formats to JPEG, BMP...

Free Personal Windows

Converseen

Converseen is a free cross-platform batch image processor for Windows and Linux that allows you to convert, resize, rotate and flip an infinite number of images with a...

• Warning Installation without activation key works showing different dangerous 3rd party softwares (bloatware, spyware, etc.). Avast Antivirus detected at least 3 different kind of viruses (or potentially viruses/dangerous software).

Free Open Source Windows Linux

PhotoZoom Pro

BenVista PhotoZoom Pro is a solution for enlarging and downsizing digital photos and graphics.

Commercial Mac Windows

Ralpha Image Resizer

Ralpha Image Resizer is a lightweight and portable program that can perform image operations in batch mode, such as resizing and applying filters.

Free Windows

FCorp Imaging

Imaging is a Collection of Image Related Tools (Image Viewer, Image Converter, Image Resizer, Image Optimizer, etc). Features : 1. Color Picker 2. Duplicate Image...

• Discontinued The program is no longer developed. Last version, released in July 2016, can be still bought from the official website.

Commercial Windows