Ever get confused about what you have to do when uploading a Minecraft world to a server? No more! The StickyPiston World Manager makes managing all of your server worlds a breeze, including uploading new worlds, downloading worlds, and creating new worlds! You can even have per-world server options like MOTDs that are automatically applied when you change to the world! There's so much more that the World Manager allows you to do, play around with it in any of the control panels, or learn more about the individual features here.