I have seen a couple of these floating around, but none of them seem to fit my use case, so I made one.
As of now it will structure mods into proper zip files and repo folders. It will also allow you to insert mods and versions into the database, and update builds with the newly inserted mods.
It will not upload to your server automatically, but it gives you a nice folder that you can upload the contents of, and it'll "just work". It calculates MD5s and updates them in the database for a nice and easy transition. As of now, it will guess the mod name and version based on the jar name. It