Jetpack for Wordpress is described as 'Jetpack is a WordPress plugin that supercharges your self-hosted WordPress site with the awesome cloud power of WordPress.com'. There are five alternatives to Jetpack for Wordpress for a variety of platforms, including Linux, Online / Web-based, Self-Hosted solutions, Wordpress and Drupal. The best alternative is imgix. It's not free, so if you're looking for a free alternative, you could try imgpush or Aegir Hosting System. Other great apps like Jetpack for Wordpress are Fluid Content Scroller for WordPress (Paid) and Pixaven (Paid).
Imagery is one of the most powerful tools you have to make a sale or get your message across. With imgix, you can give your customers a high-quality, compelling brand experience at the speed they expect, no matter what device or platform they're on.
Aegir is built by a community of system administrators and developers who share Drupal and Wordpress deployment tools, strategies and best practices, instead of continuing to write our own little shell scripts.
Pixaven is an image processing service offering a modern GPU-powered API. Transform, adjust, enhance, and filter your images with blazing speed. Pixaven guarantees unparalleled quality of your visual content thanks to a modern, GPU-powered image processing engine.