Postman is a nice little application that can upload your images to various services, currently it supports Google Plus, Picasa, Flickr, Ubuntu One.
It’s an easy to use application, with an awesome looking graphical interface and minimal set of features, but it does support drag and drop feature for image upload. You can also set basic attributes for the images such as title and description.
Installing Postman in Ubuntu 12.04/12.10 (or Linux Mint 13/14)
If you prefer Ubuntu Software Center, then you can install it from there or just install using the command –
sudo apt-get install postman-image-uploader
Or you can install it from the PPA
sudo apt-add-repository ppa:schumifer/postman sudo apt-get update sudo apt-get install postman-image-uploader