Squeezer 2.9.6 – Minify, compile, and compress Web sources and images

Squeezer is the Web developer’s pal. It can compile your scripts, optimize your images, and shave unnecessary file bulk to speed site load times. Just drag-and-drop your files, and Squeezer will take care of the rest!
 

Easy-to-use, intuitive UI
Batteries-included: You don’t need to install anything. It just works.
Add or drag-and-drop your files/folders
Works with a single click
Two view options: mini or extended
Tons of custom preferences, to make Squeezer suit your particular needs
Minify sources: HTML, CSS, Javascript
Optimize/Compress images: PNG, JPG, SVG
Compile (and minify): LESS, Stylus, SCSS, Sass, CoffeeScript, Literate CoffeeScript, TypeScript, Babel/ES6
Option to .gzip final output
Get useful info on each converted document
Open or view (in Finder) all of your converted documents
Smart background notifications so as not to disturb your workflow
Files supported:

HTML
CSS
LESS
Stylus
Sass
SCSS
JavaScript
CoffeeScript
Literate CoffeeScript
TypeScript
Babel/ES6
PNG
JPG
SVG