in.solit.us
in.solit.us is a web application, developed in Ruby on Rails, where you can share any file you want, allowing you to limit this share to a single person, a group of people, or make it public and let everyone download it.
MediaFire
MediaFire is a free file and image hosting web site that started in 2006 and is located in Harris County, Texas, United States. It has received much attention because it has rather few limitations for users without an account compared to many other file hosters. The domain mediafire.com attracted at least 8.7 million visitors annually by 2008 according to a Compete.com study.
DropBoks
DropBoks offers free online storage, just like an online "drop box." You get 1 GB free, but the real beauty is the clean and simple interface that anyone can understand.
Box.net
Box.net is a web-based service for content management, file sharing and collaboration aimed at the SMB and enterprise market.
Omemo
Omemo is an open source social storage platform, in which users share anonymously files on a part of their hard disks. It has been developed by Pablo Soto, who is also creator of Blubster.
Omemo uses a ring-shaped DHT based on Chord. It is meant to support Key-based routing while keeping query source obscurity due to randomization.
Mozy
Mozy Free allows users to back up 2 GB of data from up to two computers (referring others to Mozy gives free users an additional 0.25 GB of storage space). MozyHome Unlimited allows unlimited backups from one computer. MozyPro is the business class version of the Mozy backup software.
Humyo
humyo.com is an online file storage service which synchronizes files across multiple computers and a remote data store. Files stored in humyo can be shared with other users and published on web pages. The company owns a former Bank of England bullion vault in which it houses the servers used to store its users data.

