Here you can submit files to the fun, for example for the next issue.
If you don't got the password already, please write us an e-mail.
If you would like to upload multiple files, please create a .zip-archive (without password) first.
A zip file is an archive that contains several compressed files, so you just have to upload one file.
Here you can find a tutorial how to create a .zip:
Windows | Mac OSX | Linux