Jirafeau is a "one-click-filesharing": Select your file, upload, share a link. That's it.
See jirafeau.net for a demo.
(see also Lufi which is similar https://forum.cloudron.io/post/18068 )
I use Cloudron with Gandi & Hetzner
I've picked this up now since it looked simple enough and the app package repo is at https://git.cloudron.io/cloudron/jirafeau-app
Will publish in a bit as unstable.
This is now published as unstable for the moment. The new forum section is at https://forum.cloudron.io/category/121/jirafeau