Make optimisation of images part of your automated build process

jpegoptim - utility to optimize/compress JPEG files

Image optimization / compression library. This library is able to optimize png, jpg and gif files in very easy and handy way. It uses optipng, pngquant, pngcrush, pngout, gifsicle, jpegoptim and jpegtran tools.

Clipboard optimizer for macOS

Easily optimize images using WP CLI

Image optimization bash script

🧙‍♂️ From developers to developers: a cross-platform tool for losslessly image compression.

Windows 64-bit jpegoptim builds

Batch image resizer, optimiser and profiler using ImageMagick convert, OptiPNG, JpegOptim and optional ZopfliPNG, Guetzli and MozJPEG.

🖼️ A FREE Wordpress Plugin to compress and convert images using cwebp, jpegoptim and optipng.

Imagemin plugin for jpegoptim

Optimiert Bilder mittels Media-Manager-Effekt über verschiedene Dienste (TinyPNG, ImageMagick, u.a.)

TYPO3 extension imageopt. Optimize images resized by TYPO3 so they will take less space, page will be downloaded faster and Google PageSpeed Insights score will get higher.

PHP library for compress and optimize JPEG and PNG images

Web assets optimverter

Compress, Squash and Stampf your Images in a convenient way.

Heroku buildpack for installing Image manipulating libraries such as Jpegoptim and OptiPNG.

Optimize and Compress JPEG or PNG Images in Linux Command line

JPG/JPEG, PNG, GIF Compressor

Compress images quickly with GNU parallel