JCS could use a packager to put one levelpack into a zip file automatically.

Features:
-Should ask you if you want to include all tilesets, only custom tilesets or no tilesets;
-Should ask you if you want to include all music files, only custom music files or no music files;
-Should ask if it needs to check for level connections both forward and backward, only forward, only backward or not.
-If you select a tileset instead of a level, it should ask you if you want to select one or more files related to this tileset, like palette versions, preview levels and their music files.