Forge

Enables you to crop images on your applications, including support for real-time previews. Note: May not work properly with very large images. Based on http://fengyuanchen.github.io/cropper/

Image Utilities (Resize, Crop, Identify width & height, Get & Fix Orientation, Sharpening, Watermark) for Mobile Apps using JS Canvas. HUGE file size savings (kilobytes, even megabytes). Currently only tested for Chrome browser and Android (as I don't have Mac/Safari/iPhone)

Reactive runtime version of the JavaScript image cropper, now functioning completely client-side. Based on http://fengyuanchen.github.io/cropper/

A jQuery plugin for image cropping and zooming.
Loads images locally via FileReader, and crops them using canvas.
Designed to be extremely customizable via CSS.
Best for the cases where you want users to upload images of a specific size and aspect ratio.

Simply extension to automatically crop images based on corner pixels color.

Wrapper plugin for the Cordova Crop plugin

https://github.com/jeduan/cordova-plugin-crop

Image Utilities (Resize, Crop, Identify width & height, Get & Fix Orientation, Sharpening, Watermark) for Reactive Apps using JS Canvas. HUGE file size savings (kilobytes, even megabytes).

Sample mobile application to demonstrate the usage of the Cordova Crop Plugin

https://www.outsystems.com/forge/component-overview/5000/cordova-crop-plugin