Top 5 Open-Source Alternatives to PngOptimizer

Product categories

Freelance Image Editing Image Effects Image Optimisation Photos & Graphics

Summary

The top open-source alternatives to PngOptimizer are ImageOptim, pngquant, and OptiPNG. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

ImageOptim Landing Page
1

ImageOptim

Faster web pages and apps.
Pricing:
- Open Source
#Image Optimisation #Image Editing #Image Effects 52 social mentions
pngquant Landing Page
2

pngquant

command-line utility and library for lossy compression of PNG images
Pricing:
- Open Source
#Image Optimisation #Image Editing #Image Effects 28 social mentions
OptiPNG Landing Page
3

OptiPNG

OptiPNG is a command-line PNG optimizer that recompresses image files to a smaller size, without...
Pricing:
- Open Source
#Image Optimisation #Image Editing #Image Effects 2 social mentions
Caesium Image Compressor Landing Page
4

Caesium Image Compressor

Compress your pictures up to 90% without visible quality loss.
Pricing:
- Open Source
#Image Editing #Image Optimisation #Photos & Graphics 10 social mentions
squoosh.app
5

Squoosh

Compress and compare images with different codecs, right in your browser
Pricing:
- Open Source
#Image Editing #Image Optimisation #Photos & Graphics 173 social mentions