WeTransfer - WeTransfer is a free service to send big or small files from A to B.
Cookie AutoDelete - Control your cookies! Auto deletes unused cookies from your closed tabs while keeping the ones you...
Send Anywhere - Send whatever you want, wherever you want
Cookie Quick Manager - An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
Dropbox - Online Sync and File Sharing
EditThisCookie - EditThisCookie is a cookie manager. You can add, delete, edit, search, protect and block cookies!