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OneDrive (formerly known as SkyDrive) delivers a satisfactory online file storage and sharing solution in a free and easy to use service. It has a design that is both attractive and functional.OneDrive lets you edit your Microsoft Office documents online, it offers a lite version of three of the major softwares of the suite Word, Excel, and PowerPoint, so if you don't have the suite installed on your PC or Mac you can simply edit them online. So you have full access to your documents on all your computers, wherever you are. »

Files on Yandex.Disk won't get lost if your phone or computer breaks. You'll have enough storage space for your most precious photos and important documents.

SugarSync lets you synchronize, backup and remotely access files and folders across your PC or Mac. You can also remotely view files from Windows Mobile, Blackberry, iPhone, Symbian and Android.

Syncany is an open-source cloud storage and filesharing application. It allows users to backup and share certain folders of their workstations using any kind of storage, e.g. FTP, Amazon S3 or Google Storage.

Minimalist Drag & drop file sharing JS applicationDrag, drop and share

Ge.tt is a clever, instant file-sharing webapp that makes sharing files simple and fast. No need to wait for files to upload! You are given a link for your files as soon as you select them. Ge.tt doesn't use Flash, Java applets, or any other plug-ins.

The only automated sync, back-up, collaboration and file management service powerful enough for a business user and easy enough for a novice. Secure, anywhere access to your files.

CarotDAV is a Simple WebDAV / FTP / SkyDrive / DropBox / GoogleDrive / Box / SugarSync client for Windows OS, available free of charge. It is also able to read GoogleDocs or IMAP.