OptiPNG Alternatives

OptiPNG is described as 'Command-line PNG optimizer that recompresses image files to a smaller size, without losing any information. This program also converts external formats (BMP, GIF, PNM and TIFF) to optimized PNG, and performs PNG integrity checks and corrections' and is a Image Optimizer in the os & utilities category. There are more than 50 alternatives to OptiPNG for a variety of platforms, including Windows, Mac, Linux, Web-based and SaaS apps. The best OptiPNG alternative is Dinky, which is both free and Open Source. Other great apps like OptiPNG are ImageOptim, GetCompress, TinyFast and OptiImage.

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Alternatives list

  1. Optimizt icon

    Optimizt

     1 like

    Optimizt is a CLI tool that helps you prepare images during frontend development.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • npm
    Screenshot from github
     
  2. Optimus.io icon

    Optimus.io

     12 likes

    optimus.io offers lossless compression of images available with a WordPress plugin and via API.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Wordpress
    Optimus.io screenshot 1
     
  4. L

    Leanify

     3 likes

    Leanify is a lightweight lossless file minifier/optimizer. It removes unnecessary data (debug information, comments, metadata, etc.) and recompress the file to reduce file size. It will not reduce image quality at all.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  5. Imgbot.net icon

    Imgbot.net

     1 like

    Don’t spend another second worrying about compressing your images. Install Imgbot into your GitHub projects, and focus on your application.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    Imgbot.net screenshot 1
     
  7. punchi.me icon

    punchi.me

     3 likes

    Edit one or several images in a few clics. Massive downscale, resize or crop a collection of images quickly.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    punchi.me screenshot 1
     
  8. JPEG Resampler icon

    JPEG Resampler

     2 likes

    With JPEG Resampler you are able to change the resolution and size of JPEG images of a directory in one go and move them into another folder.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
    Source & Target Directory
     
  9. Crunch icon

    Crunch

     1 like

    Crunch - Insane(ly slow but wicked good) PNG image optimization. It combines selective bit depth, color type, and color palette reduction with zopfli DEFLATE compression algorithm encoding using embedded versions of the pngquant and zopflipng PNG optimization tools.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Linux
    Crunch screenshot 1
     
  10. Squeezer icon

    Squeezer

     1 like

    Squeezer is a PNG optimizer for Mac OSX that recompresses image files to a smaller size, without losing any information.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    Drag-and-drop PNG on squeezer.
     
  11. Black Bird Image Optimizer icon

    Black Bird Image Optimizer

     2 likes

    Optimize pictures without quality lossless. With Black Bird Image Optimize - you can reduce the size of your photos several times without quality loss!.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    Color quantization reduces the number of colors in an image while maintaining its overall visual construction.
     
  12. ToolsForImage icon

    ToolsForImage

     1 like

    ToolsForImage is free and open-source platform for image compression, resizing, cropping, format conversion, rotation, watermarking, face blurring, and more.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Online
    Crop in toolsforimage
     
  13. Zapixal icon

    Zapixal

     1 like

    Fast, 100% offline, privacy-first image compressor and HEIC/WebP converter running locally in your browser via WebAssembly.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Online
    Home
     
  14. GeeksPrep Tools icon

    GeeksPrep Tools

     1 like

    A free web app providing 200+ online tools for developers, including JSON formatters, PDF mergers, code converters, data generators, and more—no signup required.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
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