CodeKit
Node.js
Ruby on Rails
ImageOptim
Django
Laravel
Meteor
ASP.NET
Pixelmator
Adobe Photoshop
GIMP
Affinity Photo
Canva
Photoscape
Pixlr
Krita
CodeKit
PixelmatorNode.js - Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...
GIMP - GIMP is a multiplatform photo manipulation tool.
ImageOptim - Faster web pages and apps.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.