tpst
tpst is an application for quickly posting images to a Tumblr blog.
Usage: tpst.jar http://www.example.net/image.jpg
tpst expects a file named credentials.txt in the working directory. This file should contain the name of the Tumblr blog you wish to post to, as well as the requisite credentials. The file should be of the form:
blogName
consumerKey consumerSecret
token tokenSecret