Tool to help manage your image collections

If you collect manga or doujinshi you may find this tool useful to you, an app that lets you batch rename your files based on search results from a database site. I originally wrote it just for myself and a few of my doujin-collecting friends, but they've recommended that I share this with others in the doujinshi community, so without further ado:

Doujin Renamer

Hope that people find this helpful!