CSS Sprite Generator : This tool allows you to automate the process of generating CSS sprites. Simply give it a ZIP file containing 2 or more images (GIF, PNG or JPG) and it...
📦 Parcel : Blazing fast, zero configuration web application bundler
YAML Builder : A tool for visual layout development of YAML based CSS layouts
librosa : librosa is a python package for music and audio analysis. It provides the building blocks necessary to create music information retrieval systems.
Sizzy : A tool for developing responsive websites crazy-fast.
Open sourced : https://github.com/kitze/sizzy
csscss will parse any CSS files you give it and let you know which rulesets have duplicated declarations.