Uppy fetches files locally and from remote places like Dropbox or Instagram. It uses the open tus.io standard for full resumability. With its seamless integration, reliability and ease of use, Uppy is truly your best friend in file uploading. By Transloadit.
ShotBox is a fantastic little utility that pops up when you take a screenshot, allowing you to quickly preview your screenshot, mark it up, and then drag it into other apps!