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 preserves full alpha transparency.
Free
Open Source
Mac OS X
Windows
Linux
pngquant is a commandline utility and a library for lossy compression of png images.
the conversion reduces file sizes significantly (often as much as 70%) and preserves full alpha transparency. generated images are compatible with all modern web browsers, and have better fallback in ie6 than 24bit pngs.features
* highquality palette generation using a combination of vector quantization algorithms.* unique adaptive dithering algorithm that adds less noise to images than the standard floydsteinberg.* easy to integrate with shell scripts, guis and serverside software.* fast mode for processing large numbers of images.
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 hierarchies. Phatch can batch resize, rotate, rename, ...
Alternativein is a new approach to finding good application.
Just type what software you want to change and browse great alternatives,
based on our great community recommendations.