Alternatives to ImageOptim for Windows with any license

  • 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...

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

    ImageMagick icon
  • RIOT - Radical Image Optimization Tool

    Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then...

    Free Windows GIMP XnView IrfanView

    No features added Add a feature

    RIOT - Radical Image Optimization Tool icon
    • Warning Installer contains Open Candy adware and potentially more: https://www.virustotal.com/en/file/5c69ba60d82abbf73c6ac27a0cf39b054cb5a7cbc6fc8a6cb00d4daa6e069b73/analysis/
  • JPEGmini

    JPEGmini is a patent-pending photo recompression technology, which significantly reduces the size of photographs without affecting their perceptual quality. The...

    Commercial Mac OS X Windows

    JPEGmini icon
  • PngOptimizer

    PngOptimizer compresses graphics files and removes extra, unnecessary data without affecting quality. It will update PNG files or converting BMP, GIF or TGA files to the...

    Free Open Source Windows PortableApps.com

    PngOptimizer icon
  • 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 OS X Windows Linux

    GraphicsMagick icon
  • pngquant

    pngquant is a command-line utility and a library for lossy compression of PNG images. The conversion reduces file sizes significantly (often as much as 70%) and...

    Free Open Source Mac OS X Windows Linux

    No features added Add a feature

    pngquant icon
  • JPEG Archive

    Utilities for archiving photos for saving to long term storage or serving over the web. The goals are: use a common, well supported format (JPEG), minimize storage space...

    Free Open Source Mac OS X Windows Linux BSD

    No features added Add a feature

  • 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...

    Commercial Windows

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

    Gifsicle is a command-line tool for creating, editing, and getting information about GIF images and animations. Making a GIF animation with gifsicle is easy. Some...

    Free Open Source Mac OS X Windows Linux

    Gifsicle icon

Platforms

Desktop

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